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Gahnite-Hercynite Series

A solid-solution series between two end-member minerals

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Photos of Gahnite-Hercynite Series (311)

Gahnite-Hercynite Series Gallery Search Photos of Gahnite-Hercynite Series

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Hercynite

Laacher See Volcanic Complex, Germany

Gahnite, etc.

Franklin, Sussex County, New Jersey, USA

Hercynite

In den Dellen quarries, Mendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany

Hercynite

Laacher See Volcanic Complex, Germany

Gahnite, etc.

Franklin, Sussex County, New Jersey, USA

Hercynite

In den Dellen quarries, Mendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany

Hercynite

Laacher See Volcanic Complex, Germany

Gahnite, etc.

Franklin, Sussex County, New Jersey, USA

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About Gahnite-Hercynite SeriesHide

Crystal System:

Isometric

Series Formula:

ZnAl₂O₄ to Fe²⁺Al₂O₄

A series between Gahnite and Hercynite

Unique IdentifiersHide

Mindat ID:

8673

Long-form identifier:

mindat:1:1:8673:4

GUID
(UUID V4):

6328e7ad-2923-4f6a-bd99-2d6071bc5371

Optical Data of Gahnite-Hercynite SeriesHide

Type:

Isotropic

Crystallography of Gahnite-Hercynite SeriesHide

Crystal System:

Isometric

Crystal StructureHide

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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure

ID	Species	Reference	Year	Locality	Pressure (GPa)	Temp (K)
0004939	Gahnite	Popovic J, Tkalcec E, Grzeta B, Kurajica S, Rakvin B (2009) Inverse spinel structure of Co-doped gahnite American Mineralogist 94 771-776	2009		0	293
0004940	Gahnite	Popovic J, Tkalcec E, Grzeta B, Kurajica S, Rakvin B (2009) Inverse spinel structure of Co-doped gahnite American Mineralogist 94 771-776	2009		0	293
0004941	Gahnite	Popovic J, Tkalcec E, Grzeta B, Kurajica S, Rakvin B (2009) Inverse spinel structure of Co-doped gahnite American Mineralogist 94 771-776	2009		0	293
0004942	Gahnite	Popovic J, Tkalcec E, Grzeta B, Kurajica S, Rakvin B (2009) Inverse spinel structure of Co-doped gahnite American Mineralogist 94 771-776	2009		0	293
0004943	Gahnite	Popovic J, Tkalcec E, Grzeta B, Kurajica S, Rakvin B (2009) Inverse spinel structure of Co-doped gahnite American Mineralogist 94 771-776	2009		0	293
0004944	Gahnite	Popovic J, Tkalcec E, Grzeta B, Kurajica S, Rakvin B (2009) Inverse spinel structure of Co-doped gahnite American Mineralogist 94 771-776	2009		0	293
0019259	Gahnite	Ardit M, Cruciani G, Dondi M (2012) Structural relaxation in tetrahedrally coordinated Co2+ along the gahnite-Co-aluminate spinel solid solution American Mineralogist 97 1394-1401	2012	synthetic	0	293
0019260	Gahnite	Ardit M, Cruciani G, Dondi M (2012) Structural relaxation in tetrahedrally coordinated Co2+ along the gahnite-Co-aluminate spinel solid solution American Mineralogist 97 1394-1401	2012	synthetic	0	293
0019261	Gahnite	Ardit M, Cruciani G, Dondi M (2012) Structural relaxation in tetrahedrally coordinated Co2+ along the gahnite-Co-aluminate spinel solid solution American Mineralogist 97 1394-1401	2012	synthetic	0	293
0020092	Gahnite	Halenius U, Bosi F (2014) Color of Mn-bearing gahnite: A first example of electronic transitions in heterovalent exchange coupled IVMn2+-VIMn3+ pairs in minerals. American Mineralogist 99 261-266	2014	Kittelgruvan, Nordmark, Varmland, Sweden	0	293
0020408	Gahnite	Fregola R A, Skogby H, Bosi F, D'Ippolito V, Andreozzi G B, Halenius U (2014) Optical absorption spectroscopy study of the causes for color variations in natural Fe-bearing gahnite: Insights from iron valency and site distribution data American Mineralogist 99 2187-2195	2014	Jemaa, Kaduna, Nigeria	0	293
0020409	Gahnite	Fregola R A, Skogby H, Bosi F, D'Ippolito V, Andreozzi G B, Halenius U (2014) Optical absorption spectroscopy study of the causes for color variations in natural Fe-bearing gahnite: Insights from iron valency and site distribution data American Mineralogist 99 2187-2195	2014	Jemaa, Kaduna, Nigeria	0	293
0020410	Gahnite	Fregola R A, Skogby H, Bosi F, D'Ippolito V, Andreozzi G B, Halenius U (2014) Optical absorption spectroscopy study of the causes for color variations in natural Fe-bearing gahnite: Insights from iron valency and site distribution data American Mineralogist 99 2187-2195	2014	Migiandone mine, Val d'Ossola, Italy	0	293
0020411	Gahnite	Fregola R A, Skogby H, Bosi F, D'Ippolito V, Andreozzi G B, Halenius U (2014) Optical absorption spectroscopy study of the causes for color variations in natural Fe-bearing gahnite: Insights from iron valency and site distribution data American Mineralogist 99 2187-2195	2014	Migiandone mine, Val d'Ossola, Italy	0	293
0006862	Gahnite	Andreozzi G B, Lucchesi S, Skogby H, Della Giusta A (2001) Compositional dependence of cation distribution in some synthetic (Mg,Zn)(Al,Fe)2O4 spinels European Journal of Mineralogy 13 391-402	2001		0	293
0007782	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007783	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007784	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007785	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007786	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007787	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007788	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007789	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007790	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007791	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007792	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007793	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007794	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007795	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007796	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007797	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007798	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007803	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007804	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007805	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007806	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007807	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007808	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007809	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007810	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007811	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007812	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007835	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007836	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007837	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007838	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007839	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007840	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007841	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007842	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007843	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007844	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007848	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007849	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007850	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007851	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007852	Gahnite	O'Neill H St C, Dollase W A (1994) Crystal structures and cation distributions in simple spinels from powder XRD structural refinements: MgCr2O4, ZnCr2O4, Fe3O4 and the temperature dependence of the cation distribution in ZnAl2O4 Physics and Chemistry of Minerals 20 541-555	1994		0	293
0007890	Gahnite	Waerenborgh J C, Figueiredo M O, Cabral J M P, Pereira L C J (1994) Powder XRD structure refinements and 57Fe Mossbauer effect study of synthetic Zn1-xFexAl2O4 (o Physics and Chemistry of Minerals 21 460-468	1994		0	293
0007891	Gahnite	Waerenborgh J C, Figueiredo M O, Cabral J M P, Pereira L C J (1994) Powder XRD structure refinements and 57Fe Mossbauer effect study of synthetic Zn1-xFexAl2O4 (o Physics and Chemistry of Minerals 21 460-468	1994		0	293
0007894	Gahnite	Waerenborgh J C, Figueiredo M O, Cabral J M P, Pereira L C J (1994) Powder XRD structure refinements and 57Fe Mossbauer effect study of synthetic Zn1-xFexAl2O4 (o Physics and Chemistry of Minerals 21 460-468	1994		0	293
0007895	Gahnite	Waerenborgh J C, Figueiredo M O, Cabral J M P, Pereira L C J (1994) Powder XRD structure refinements and 57Fe Mossbauer effect study of synthetic Zn1-xFexAl2O4 (o Physics and Chemistry of Minerals 21 460-468	1994		0	293
0008602	Gahnite	Levy D, Pavese A, Sani A, Pischedda V (2001) Structure and compressibility of synthetic ZnAl2O4 (gahnite) under high-pressure conditions, from synchrotron X-ray powder diffraction Physics and Chemistry of Minerals 28 612-618	2001		0	293
0008603	Gahnite	Levy D, Pavese A, Sani A, Pischedda V (2001) Structure and compressibility of synthetic ZnAl2O4 (gahnite) under high-pressure conditions, from synchrotron X-ray powder diffraction Physics and Chemistry of Minerals 28 612-618	2001		0.3	293
0008604	Gahnite	Levy D, Pavese A, Sani A, Pischedda V (2001) Structure and compressibility of synthetic ZnAl2O4 (gahnite) under high-pressure conditions, from synchrotron X-ray powder diffraction Physics and Chemistry of Minerals 28 612-618	2001		0.6	293
0008605	Gahnite	Levy D, Pavese A, Sani A, Pischedda V (2001) Structure and compressibility of synthetic ZnAl2O4 (gahnite) under high-pressure conditions, from synchrotron X-ray powder diffraction Physics and Chemistry of Minerals 28 612-618	2001		0.8	293
0008606	Gahnite	Levy D, Pavese A, Sani A, Pischedda V (2001) Structure and compressibility of synthetic ZnAl2O4 (gahnite) under high-pressure conditions, from synchrotron X-ray powder diffraction Physics and Chemistry of Minerals 28 612-618	2001		1.8	293
0008607	Gahnite	Levy D, Pavese A, Sani A, Pischedda V (2001) Structure and compressibility of synthetic ZnAl2O4 (gahnite) under high-pressure conditions, from synchrotron X-ray powder diffraction Physics and Chemistry of Minerals 28 612-618	2001		2.2	293
0008608	Gahnite	Levy D, Pavese A, Sani A, Pischedda V (2001) Structure and compressibility of synthetic ZnAl2O4 (gahnite) under high-pressure conditions, from synchrotron X-ray powder diffraction Physics and Chemistry of Minerals 28 612-618	2001		3.1	293
0008609	Gahnite	Levy D, Pavese A, Sani A, Pischedda V (2001) Structure and compressibility of synthetic ZnAl2O4 (gahnite) under high-pressure conditions, from synchrotron X-ray powder diffraction Physics and Chemistry of Minerals 28 612-618	2001		4.6	293
0008610	Gahnite	Levy D, Pavese A, Sani A, Pischedda V (2001) Structure and compressibility of synthetic ZnAl2O4 (gahnite) under high-pressure conditions, from synchrotron X-ray powder diffraction Physics and Chemistry of Minerals 28 612-618	2001		6.1	293
0008611	Gahnite	Levy D, Pavese A, Sani A, Pischedda V (2001) Structure and compressibility of synthetic ZnAl2O4 (gahnite) under high-pressure conditions, from synchrotron X-ray powder diffraction Physics and Chemistry of Minerals 28 612-618	2001		8.3	293
0008612	Gahnite	Levy D, Pavese A, Sani A, Pischedda V (2001) Structure and compressibility of synthetic ZnAl2O4 (gahnite) under high-pressure conditions, from synchrotron X-ray powder diffraction Physics and Chemistry of Minerals 28 612-618	2001		10.8	293
0008613	Gahnite	Levy D, Pavese A, Sani A, Pischedda V (2001) Structure and compressibility of synthetic ZnAl2O4 (gahnite) under high-pressure conditions, from synchrotron X-ray powder diffraction Physics and Chemistry of Minerals 28 612-618	2001		12.4	293
0008614	Gahnite	Levy D, Pavese A, Sani A, Pischedda V (2001) Structure and compressibility of synthetic ZnAl2O4 (gahnite) under high-pressure conditions, from synchrotron X-ray powder diffraction Physics and Chemistry of Minerals 28 612-618	2001		13.7	293
0008615	Gahnite	Levy D, Pavese A, Sani A, Pischedda V (2001) Structure and compressibility of synthetic ZnAl2O4 (gahnite) under high-pressure conditions, from synchrotron X-ray powder diffraction Physics and Chemistry of Minerals 28 612-618	2001		14.5	293
0008616	Gahnite	Levy D, Pavese A, Sani A, Pischedda V (2001) Structure and compressibility of synthetic ZnAl2O4 (gahnite) under high-pressure conditions, from synchrotron X-ray powder diffraction Physics and Chemistry of Minerals 28 612-618	2001		15.9	293
0008617	Gahnite	Levy D, Pavese A, Sani A, Pischedda V (2001) Structure and compressibility of synthetic ZnAl2O4 (gahnite) under high-pressure conditions, from synchrotron X-ray powder diffraction Physics and Chemistry of Minerals 28 612-618	2001		16.7	293
0008618	Gahnite	Levy D, Pavese A, Sani A, Pischedda V (2001) Structure and compressibility of synthetic ZnAl2O4 (gahnite) under high-pressure conditions, from synchrotron X-ray powder diffraction Physics and Chemistry of Minerals 28 612-618	2001		17.7	293
0008619	Gahnite	Levy D, Pavese A, Sani A, Pischedda V (2001) Structure and compressibility of synthetic ZnAl2O4 (gahnite) under high-pressure conditions, from synchrotron X-ray powder diffraction Physics and Chemistry of Minerals 28 612-618	2001		18.6	293
0008620	Gahnite	Levy D, Pavese A, Sani A, Pischedda V (2001) Structure and compressibility of synthetic ZnAl2O4 (gahnite) under high-pressure conditions, from synchrotron X-ray powder diffraction Physics and Chemistry of Minerals 28 612-618	2001		19.9	293
0008621	Gahnite	Levy D, Pavese A, Sani A, Pischedda V (2001) Structure and compressibility of synthetic ZnAl2O4 (gahnite) under high-pressure conditions, from synchrotron X-ray powder diffraction Physics and Chemistry of Minerals 28 612-618	2001		21	293
0008622	Gahnite	Levy D, Pavese A, Sani A, Pischedda V (2001) Structure and compressibility of synthetic ZnAl2O4 (gahnite) under high-pressure conditions, from synchrotron X-ray powder diffraction Physics and Chemistry of Minerals 28 612-618	2001		21.9	293
0008623	Gahnite	Levy D, Pavese A, Sani A, Pischedda V (2001) Structure and compressibility of synthetic ZnAl2O4 (gahnite) under high-pressure conditions, from synchrotron X-ray powder diffraction Physics and Chemistry of Minerals 28 612-618	2001		23.8	293
0008624	Gahnite	Levy D, Pavese A, Sani A, Pischedda V (2001) Structure and compressibility of synthetic ZnAl2O4 (gahnite) under high-pressure conditions, from synchrotron X-ray powder diffraction Physics and Chemistry of Minerals 28 612-618	2001		25.4	293
0008625	Gahnite	Levy D, Pavese A, Sani A, Pischedda V (2001) Structure and compressibility of synthetic ZnAl2O4 (gahnite) under high-pressure conditions, from synchrotron X-ray powder diffraction Physics and Chemistry of Minerals 28 612-618	2001		27.2	293
0008626	Gahnite	Levy D, Pavese A, Sani A, Pischedda V (2001) Structure and compressibility of synthetic ZnAl2O4 (gahnite) under high-pressure conditions, from synchrotron X-ray powder diffraction Physics and Chemistry of Minerals 28 612-618	2001		29.8	293
0008627	Gahnite	Levy D, Pavese A, Sani A, Pischedda V (2001) Structure and compressibility of synthetic ZnAl2O4 (gahnite) under high-pressure conditions, from synchrotron X-ray powder diffraction Physics and Chemistry of Minerals 28 612-618	2001		32.2	293
0008628	Gahnite	Levy D, Pavese A, Sani A, Pischedda V (2001) Structure and compressibility of synthetic ZnAl2O4 (gahnite) under high-pressure conditions, from synchrotron X-ray powder diffraction Physics and Chemistry of Minerals 28 612-618	2001		35.2	293
0008629	Gahnite	Levy D, Pavese A, Sani A, Pischedda V (2001) Structure and compressibility of synthetic ZnAl2O4 (gahnite) under high-pressure conditions, from synchrotron X-ray powder diffraction Physics and Chemistry of Minerals 28 612-618	2001		39.8	293
0008630	Gahnite	Levy D, Pavese A, Sani A, Pischedda V (2001) Structure and compressibility of synthetic ZnAl2O4 (gahnite) under high-pressure conditions, from synchrotron X-ray powder diffraction Physics and Chemistry of Minerals 28 612-618	2001		42.9	293
0010609	Gahnite	Saalfeld H (1964) Strukturdaten von gahnit, ZnAl2O4 Zeitschrift fur Kristallographie 120 476-478	1964	Falun, Sweden	0	293
0017916	Gahnite	Passerini L (1930) Ricerche sugli Spinelli.- II. I composti. Cu Al2 O4, Mg Al2 O4, Mg Fe2 O4, Zn Al2 O4, Zn Cr2 O4, Zn Fe2 O4, Mn Fe2 O4 _cod_database_code 1011001 Gazzetta Chimica Italiana 60 389-399	1930		0	293
0019968	Gahnite	D'Ippolito V, Andreozzi G B, Bosi F, Halenius U, Mantovani L, Bersani D, Fregola R A (2013) Crystallographic and spectroscopic characterization of a natural Zn-rich spinel approaching the endmember gahnite (ZnAl2O4) composition Mineralogical Magazine 77 2941-2953	2013	Jemaa, Kaduna State, Nigeria	0	293
0000958	Hercynite	Hill R J (1984) X-ray powder diffraction profile refinement of synthetic hercynite inversion parameter = .163 American Mineralogist 69 937-942	1984		0	293
0002031	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		0	298
0002032	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		0	473
0002033	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		0	673
0002034	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		0	723
0002035	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		0	773
0002036	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		0	823
0002037	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		0	873
0002038	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		0	923
0002039	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		0	973
0002040	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		0	1023
0002041	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		0	1073
0002042	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		0	1123
0002043	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		0	1173
0002044	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		0	1223
0002045	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		0	1273
0002046	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		0	1323
0002047	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		0	1373
0002048	Hercynite	Harrison R J, Redfern S A T, O'Neill H St C (1998) The temperature dependence of the cation distribution in synthetic hercynite (FeAl2O4) from in-situ neutron structure refinements American Mineralogist 83 1092-1099	1998		0	1423
0002873	Hercynite	Andreozzi G B, Lucchesi S (2002) Intersite distribution of Fe2+ and Mg in the spinel (sensu stricto) - hercynite series by single-crystal X-ray diffraction American Mineralogist 87 1113-1120	2002		0	293
0002874	Hercynite	Andreozzi G B, Lucchesi S (2002) Intersite distribution of Fe2+ and Mg in the spinel (sensu stricto) - hercynite series by single-crystal X-ray diffraction American Mineralogist 87 1113-1120	2002		0	293
0002875	Hercynite	Andreozzi G B, Lucchesi S (2002) Intersite distribution of Fe2+ and Mg in the spinel (sensu stricto) - hercynite series by single-crystal X-ray diffraction American Mineralogist 87 1113-1120	2002		0	293
0002876	Hercynite	Andreozzi G B, Lucchesi S (2002) Intersite distribution of Fe2+ and Mg in the spinel (sensu stricto) - hercynite series by single-crystal X-ray diffraction American Mineralogist 87 1113-1120	2002		0	293
0002877	Hercynite	Andreozzi G B, Lucchesi S (2002) Intersite distribution of Fe2+ and Mg in the spinel (sensu stricto) - hercynite series by single-crystal X-ray diffraction American Mineralogist 87 1113-1120	2002		0	293
0002878	Hercynite	Andreozzi G B, Lucchesi S (2002) Intersite distribution of Fe2+ and Mg in the spinel (sensu stricto) - hercynite series by single-crystal X-ray diffraction American Mineralogist 87 1113-1120	2002		0	293
0002879	Hercynite	Andreozzi G B, Lucchesi S (2002) Intersite distribution of Fe2+ and Mg in the spinel (sensu stricto) - hercynite series by single-crystal X-ray diffraction American Mineralogist 87 1113-1120	2002		0	293
0002880	Hercynite	Andreozzi G B, Lucchesi S (2002) Intersite distribution of Fe2+ and Mg in the spinel (sensu stricto) - hercynite series by single-crystal X-ray diffraction American Mineralogist 87 1113-1120	2002		0	293
0002881	Hercynite	Andreozzi G B, Lucchesi S (2002) Intersite distribution of Fe2+ and Mg in the spinel (sensu stricto) - hercynite series by single-crystal X-ray diffraction American Mineralogist 87 1113-1120	2002		0	293
0002882	Hercynite	Andreozzi G B, Lucchesi S (2002) Intersite distribution of Fe2+ and Mg in the spinel (sensu stricto) - hercynite series by single-crystal X-ray diffraction American Mineralogist 87 1113-1120	2002		0	293
0004917	Hercynite	Lavina B, Cesare B, Alvarez-Valero A M, Uchida H, Downs R T, Koneva A, Dera P (2009) Closure temperatures of intracrystalline ordering in anatectic and metamorphic hercynite, Fe2+Al2O4 American Mineralogist 94 657-665	2009	El Hoyazo, lavas of the Neogene Volcanic Province of SE Spain	0	293
0004918	Hercynite	Lavina B, Cesare B, Alvarez-Valero A M, Uchida H, Downs R T, Koneva A, Dera P (2009) Closure temperatures of intracrystalline ordering in anatectic and metamorphic hercynite, Fe2+Al2O4 American Mineralogist 94 657-665	2009	El Hoyazo, lavas of the Neogene Volcanic Province of SE Spain	0	293
0004919	Hercynite	Lavina B, Cesare B, Alvarez-Valero A M, Uchida H, Downs R T, Koneva A, Dera P (2009) Closure temperatures of intracrystalline ordering in anatectic and metamorphic hercynite, Fe2+Al2O4 American Mineralogist 94 657-665	2009	El Hoyazo, lavas of the Neogene Volcanic Province of SE Spain	0	293
0004920	Hercynite	Lavina B, Cesare B, Alvarez-Valero A M, Uchida H, Downs R T, Koneva A, Dera P (2009) Closure temperatures of intracrystalline ordering in anatectic and metamorphic hercynite, Fe2+Al2O4 American Mineralogist 94 657-665	2009	El Hoyazo, lavas of the Neogene Volcanic Province of SE Spain	0	293
0004921	Hercynite	Lavina B, Cesare B, Alvarez-Valero A M, Uchida H, Downs R T, Koneva A, Dera P (2009) Closure temperatures of intracrystalline ordering in anatectic and metamorphic hercynite, Fe2+Al2O4 American Mineralogist 94 657-665	2009	El Hoyazo, lavas of the Neogene Volcanic Province of SE Spain	0	293
0004922	Hercynite	Lavina B, Cesare B, Alvarez-Valero A M, Uchida H, Downs R T, Koneva A, Dera P (2009) Closure temperatures of intracrystalline ordering in anatectic and metamorphic hercynite, Fe2+Al2O4 American Mineralogist 94 657-665	2009	the Anga metamorphic complex, Lake Baikal, Russia	0	293
0004923	Hercynite	Lavina B, Cesare B, Alvarez-Valero A M, Uchida H, Downs R T, Koneva A, Dera P (2009) Closure temperatures of intracrystalline ordering in anatectic and metamorphic hercynite, Fe2+Al2O4 American Mineralogist 94 657-665	2009	the Anga metamorphic complex, Lake Baikal, Russia	0	293
0006509	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		0	293
0006510	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		0	293
0006511	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		0	293
0006512	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		0	293
0006513	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		0	293
0006514	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		0	293
0006515	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		0	293
0006516	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		0	293
0006517	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		0	293
0006518	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		0	293
0006519	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		0	293
0006520	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		0	293
0006521	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		0	293
0006522	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		0	293
0006523	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		0	293
0006524	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		0	293
0006525	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		0	293
0006526	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		0	293
0006527	Hercynite	Larsson L, O'Neill H St C, Annersten H (1994) Crystal chemistry of synthetic hercynite (FeAl2O4) from XRD structural refinements and Mossbauer spectroscopy European Journal of Mineralogy 6 39-51	1994		0	293
0007892	Hercynite	Waerenborgh J C, Figueiredo M O, Cabral J M P, Pereira L C J (1994) Powder XRD structure refinements and 57Fe Mossbauer effect study of synthetic Zn1-xFexAl2O4 (o Physics and Chemistry of Minerals 21 460-468	1994		0	293
0007893	Hercynite	Waerenborgh J C, Figueiredo M O, Cabral J M P, Pereira L C J (1994) Powder XRD structure refinements and 57Fe Mossbauer effect study of synthetic Zn1-xFexAl2O4 (o Physics and Chemistry of Minerals 21 460-468	1994		0	293
0007896	Hercynite	Waerenborgh J C, Figueiredo M O, Cabral J M P, Pereira L C J (1994) Powder XRD structure refinements and 57Fe Mossbauer effect study of synthetic Zn1-xFexAl2O4 (o Physics and Chemistry of Minerals 21 460-468	1994		0	293
0007897	Hercynite	Waerenborgh J C, Figueiredo M O, Cabral J M P, Pereira L C J (1994) Powder XRD structure refinements and 57Fe Mossbauer effect study of synthetic Zn1-xFexAl2O4 (o Physics and Chemistry of Minerals 21 460-468	1994		0	293
0008938	Hercynite	Lavina B, Princivalle F, Della Giusta A (2005) Controlled time-temperature oxidation reaction in a synthetic Mg-hercynite Spinel structure Physics and Chemistry of Minerals 32 83-88	2005		0	293
0008939	Hercynite	Lavina B, Princivalle F, Della Giusta A (2005) Controlled time-temperature oxidation reaction in a synthetic Mg-hercynite Spinel structure Physics and Chemistry of Minerals 32 83-88	2005		0	773
0008940	Hercynite	Lavina B, Princivalle F, Della Giusta A (2005) Controlled time-temperature oxidation reaction in a synthetic Mg-hercynite Spinel structure Physics and Chemistry of Minerals 32 83-88	2005		0	773
0008941	Hercynite	Lavina B, Princivalle F, Della Giusta A (2005) Controlled time-temperature oxidation reaction in a synthetic Mg-hercynite Spinel structure Physics and Chemistry of Minerals 32 83-88	2005		0	773
0008942	Hercynite	Lavina B, Princivalle F, Della Giusta A (2005) Controlled time-temperature oxidation reaction in a synthetic Mg-hercynite Spinel structure Physics and Chemistry of Minerals 32 83-88	2005		0	773
0008943	Hercynite	Lavina B, Princivalle F, Della Giusta A (2005) Controlled time-temperature oxidation reaction in a synthetic Mg-hercynite Spinel structure Physics and Chemistry of Minerals 32 83-88	2005		0	873
0008944	Hercynite	Lavina B, Princivalle F, Della Giusta A (2005) Controlled time-temperature oxidation reaction in a synthetic Mg-hercynite Spinel structure Physics and Chemistry of Minerals 32 83-88	2005		0	873
0008945	Hercynite	Lavina B, Princivalle F, Della Giusta A (2005) Controlled time-temperature oxidation reaction in a synthetic Mg-hercynite Spinel structure Physics and Chemistry of Minerals 32 83-88	2005		0	873
0008946	Hercynite	Lavina B, Princivalle F, Della Giusta A (2005) Controlled time-temperature oxidation reaction in a synthetic Mg-hercynite Spinel structure Physics and Chemistry of Minerals 32 83-88	2005		0	873
0008947	Hercynite	Lavina B, Princivalle F, Della Giusta A (2005) Controlled time-temperature oxidation reaction in a synthetic Mg-hercynite Spinel structure Physics and Chemistry of Minerals 32 83-88	2005		0	873
0008948	Hercynite	Lavina B, Princivalle F, Della Giusta A (2005) Controlled time-temperature oxidation reaction in a synthetic Mg-hercynite Spinel structure Physics and Chemistry of Minerals 32 83-88	2005		0	873
0008949	Hercynite	Lavina B, Princivalle F, Della Giusta A (2005) Controlled time-temperature oxidation reaction in a synthetic Mg-hercynite Spinel structure Physics and Chemistry of Minerals 32 83-88	2005		0	873
0008950	Hercynite	Lavina B, Princivalle F, Della Giusta A (2005) Controlled time-temperature oxidation reaction in a synthetic Mg-hercynite Spinel structure Physics and Chemistry of Minerals 32 83-88	2005		0	873
0008951	Hercynite	Lavina B, Princivalle F, Della Giusta A (2005) Controlled time-temperature oxidation reaction in a synthetic Mg-hercynite Spinel structure Physics and Chemistry of Minerals 32 83-88	2005		0	873
0008952	Hercynite	Lavina B, Princivalle F, Della Giusta A (2005) Controlled time-temperature oxidation reaction in a synthetic Mg-hercynite Spinel structure Physics and Chemistry of Minerals 32 83-88	2005		0	873
0012952	Hercynite	Verwey E J W, Heilmann E L (1947) Physical properties and cation arrangement of oxides with spinel structures Journal of Chemical Physics 15 174-180	1947	synthetic	0	293

CIF Raw Data - click here to close

data_global
_chemical_name_mineral 'Gahnite'
loop_
_publ_author_name
'Popovic J'
'Tkalcec E'
'Grzeta B'
'Kurajica S'
'Rakvin B'
_journal_name_full 'American Mineralogist'
_journal_volume 94 
_journal_year 2009
_journal_page_first 771
_journal_page_last 776
_publ_section_title
;
 Inverse spinel structure of Co-doped gahnite
 Note: Sample S0, inversion parameter = 0, ZnAl2O4
;
_database_code_amcsd 0004939
_chemical_formula_sum 'Zn Al2 O4'
_cell_length_a 8.0854
_cell_length_b 8.0854
_cell_length_c 8.0854
_cell_angle_alpha 90
_cell_angle_beta 90
_cell_angle_gamma 90
_cell_volume 528.572
_exptl_crystal_density_diffrn      4.608
_symmetry_space_group_name_H-M 'F d 3 m'
loop_
_space_group_symop_operation_xyz
  'x,y,z'
  'x,1/2+y,1/2+z'
  '1/2+x,y,1/2+z'
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  '3/4+z,1/2-x,1/4+y'
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  '3/4-x,+y,3/4-z'
  '1/4-x,1/2+y,3/4-z'
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  '-z,3/4+y,3/4+x'
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  '+y,3/4-x,3/4-z'
  '+y,1/4-x,1/4-z'
  '1/2-x,3/4+z,1/4+y'
  '1/2-x,1/4+z,3/4+y'
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  '-y,1/4+x,1/4+z'
  'x,1/2+z,1/2+y'
  'x,+z,+y'
  '1/2+x,1/2+z,+y'
  '1/2+x,+z,1/2+y'
  '-z,1/2-y,1/2-x'
  '-z,-y,-x'
  '1/2-z,1/2-y,-x'
  '1/2-z,-y,1/2-x'
  'y,1/2+x,1/2+z'
  'y,+x,+z'
  '1/2+y,1/2+x,+z'
  '1/2+y,+x,1/2+z'
  '-x,1/2-z,1/2-y'
  '-x,-z,-y'
  '1/2-x,1/2-z,-y'
  '1/2-x,-z,1/2-y'
  'z,1/2+y,1/2+x'
  'z,+y,+x'
  '1/2+z,1/2+y,+x'
  '1/2+z,+y,1/2+x'
  '-y,1/2-x,1/2-z'
  '-y,-x,-z'
  '1/2-y,1/2-x,-z'
  '1/2-y,-x,1/2-z'
  '3/4+z,1/4+x,1/2-y'
  '3/4+z,3/4+x,-y'
  '1/4+z,1/4+x,-y'
  '1/4+z,3/4+x,1/2-y'
  '3/4-y,1/4-z,1/2+x'
  '3/4-y,3/4-z,+x'
  '1/4-y,1/4-z,+x'
  '1/4-y,3/4-z,1/2+x'
  '3/4+x,1/4+y,1/2-z'
  '3/4+x,3/4+y,-z'
  '1/4+x,1/4+y,-z'
  '1/4+x,3/4+y,1/2-z'
  '3/4-z,1/4-x,1/2+y'
  '3/4-z,3/4-x,+y'
  '1/4-z,1/4-x,+y'
  '1/4-z,3/4-x,1/2+y'
  '3/4+y,1/4+z,1/2-x'
  '3/4+y,3/4+z,-x'
  '1/4+y,1/4+z,-x'
  '1/4+y,3/4+z,1/2-x'
  '3/4-x,1/4-y,1/2+z'
  '3/4-x,3/4-y,+z'
  '1/4-x,1/4-y,+z'
  '1/4-x,3/4-y,1/2+z'
  '-z,3/4+x,3/4+y'
  '-z,1/4+x,1/4+y'
  '1/2-z,3/4+x,1/4+y'
  '1/2-z,1/4+x,3/4+y'
  'y,3/4-z,3/4-x'
  'y,1/4-z,1/4-x'
  '1/2+y,3/4-z,1/4-x'
  '1/2+y,1/4-z,3/4-x'
  '-x,3/4+y,3/4+z'
  '-x,1/4+y,1/4+z'
  '1/2-x,3/4+y,1/4+z'
  '1/2-x,1/4+y,3/4+z'
  'z,3/4-x,3/4-y'
  'z,1/4-x,1/4-y'
  '1/2+z,3/4-x,1/4-y'
  '1/2+z,1/4-x,3/4-y'
  '-y,3/4+z,3/4+x'
  '-y,1/4+z,1/4+x'
  '1/2-y,3/4+z,1/4+x'
  '1/2-y,1/4+z,3/4+x'
  'x,3/4-y,3/4-z'
  'x,1/4-y,1/4-z'
  '1/2+x,3/4-y,1/4-z'
  '1/2+x,1/4-y,3/4-z'
  '1/4-x,1/2+z,3/4-y'
  '1/4-x,+z,1/4-y'
  '3/4-x,1/2+z,1/4-y'
  '3/4-x,+z,3/4-y'
  '1/4+z,1/2-y,3/4+x'
  '1/4+z,-y,1/4+x'
  '3/4+z,1/2-y,1/4+x'
  '3/4+z,-y,3/4+x'
  '1/4-y,1/2+x,3/4-z'
  '1/4-y,+x,1/4-z'
  '3/4-y,1/2+x,1/4-z'
  '3/4-y,+x,3/4-z'
  '1/4+x,1/2-z,3/4+y'
  '1/4+x,-z,1/4+y'
  '3/4+x,1/2-z,1/4+y'
  '3/4+x,-z,3/4+y'
  '1/4-z,1/2+y,3/4-x'
  '1/4-z,+y,1/4-x'
  '3/4-z,1/2+y,1/4-x'
  '3/4-z,+y,3/4-x'
  '1/4+y,1/2-x,3/4+z'
  '1/4+y,-x,1/4+z'
  '3/4+y,1/2-x,1/4+z'
  '3/4+y,-x,3/4+z'
  '3/4-x,3/4-z,y'
  '3/4-x,1/4-z,1/2+y'
  '1/4-x,3/4-z,1/2+y'
  '1/4-x,1/4-z,y'
  '3/4+z,3/4+y,-x'
  '3/4+z,1/4+y,1/2-x'
  '1/4+z,3/4+y,1/2-x'
  '1/4+z,1/4+y,-x'
  '3/4-y,3/4-x,z'
  '3/4-y,1/4-x,1/2+z'
  '1/4-y,3/4-x,1/2+z'
  '1/4-y,1/4-x,z'
  '3/4+x,3/4+z,-y'
  '3/4+x,1/4+z,1/2-y'
  '1/4+x,3/4+z,1/2-y'
  '1/4+x,1/4+z,-y'
  '3/4-z,3/4-y,x'
  '3/4-z,1/4-y,1/2+x'
  '1/4-z,3/4-y,1/2+x'
  '1/4-z,1/4-y,x'
  '3/4+y,3/4+x,-z'
  '3/4+y,1/4+x,1/2-z'
  '1/4+y,3/4+x,1/2-z'
  '1/4+y,1/4+x,-z'
  '-z,-x,-y'
  '-z,1/2-x,1/2-y'
  '1/2-z,-x,1/2-y'
  '1/2-z,1/2-x,-y'
  'y,z,x'
  'y,1/2+z,1/2+x'
  '1/2+y,z,1/2+x'
  '1/2+y,1/2+z,x'
  '-x,-y,-z'
  '-x,1/2-y,1/2-z'
  '1/2-x,-y,1/2-z'
  '1/2-x,1/2-y,-z'
  'z,x,y'
  'z,1/2+x,1/2+y'
  '1/2+z,x,1/2+y'
  '1/2+z,1/2+x,y'
  '-y,-z,-x'
  '-y,1/2-z,1/2-x'
  '1/2-y,-z,1/2-x'
  '1/2-y,1/2-z,-x'
loop_
_atom_site_label
_atom_site_fract_x
_atom_site_fract_y
_atom_site_fract_z
_atom_site_U_iso_or_equiv
ZnT   0.12500   0.12500   0.12500   0.01229
AlM   0.50000   0.50000   0.50000   0.00367
O   0.26440   0.26440   0.26440   0.00671

Other InformationHide

Health Risks:

No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

Gahnite-Hercynite Series in petrologyHide

An essential component of rock names highlighted in red, an accessory component in rock names highlighted in green.

Igneous rock
- Normal crystalline igneous rock
  - Coarse-grained ("plutonic") crystalline igneous rock
    - Coarse-grained-ultramafic-rock
      - Pyroxenite
        Pyroxenite (s.s.)
        Clinopyroxenite
        Astridite

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References for Gahnite-Hercynite SeriesHide

Reference List:

Localities for Gahnite-Hercynite SeriesHide

This map shows a selection of localities that have latitude and longitude coordinates recorded. Click on the

symbol to view information about a locality. The

symbol next to localities in the list can be used to jump to that position on the map.

Locality ListHide

- This locality has map coordinates listed.

- This locality has estimated coordinates. ⓘ - Click for references and further information on this occurrence. ? - Indicates mineral may be doubtful at this locality.

- Good crystals or important locality for species.

- World class for species or very significant. (TL) - Type Locality for a valid mineral species. (FRL) - First Recorded Locality for everything else (eg varieties). ~~Struck out~~ - Mineral was erroneously reported from this locality. Faded * - Never found at this locality but inferred to have existed at some point in the past (e.g. from pseudomorphs).

All localities listed without proper references should be considered as questionable.


Algeria
In Guezzam Province In Guezzam District Laouni ⓘ Laouni West intrusion	[Hercynite] J.P. Lorand and J.Y. Cottin, Bull. Minéral. , 1987, 110, pp. 373-378.
Ouargla Province Hassi Messaoud District Hassi Messaoud ⓘ Ain Taiba	[Hercynite] C. Hejny et al. (2002) Eur. J. Mineral. 14, 957-967
Skikda Province Ben Azzouz District El Marsa Cap de Fer ⓘ Aïn Nousri volcano	[Hercynite] Eur. J. Mineral. , 1996, 8, pp. 625-638.
Collo District Cheraia ⓘ Kef Cheraya	[Hercynite] Eur. J. Mineral. , 1996, 8, pp. 625-638.
Tamanrasset Province (Tamanghasset Province) Tamanrasset District In Ouzzal ⓘ Khanfous	[Hercynite] M. Guiraud, J.R. Kienast, A. Rahmani : "Petrological study of high-temperature granulites from In Ouzal, Algeria : some implications on the phase relationships in the FMASTOCr system", Eur. J. Mineral. , 1996, 8, 1375-1390.

Angola
Namibe Province Moçâmedes Giraul pegmatite field ⓘ Type V pegmatites	[Gahnite] Gonçalves, A. O., Melgarejo, J. C., Alfonso, P., Amores, S., Paniagua, A., Neto, A. B., ... & Camprubí, A. (2019). The Distribution of Rare Metals in the LCT Pegmatites from the Giraúl Field, Angola. Minerals, 9(10), 580.

Antarctica	[Hercynite]

Eastern Antarctica Buckley Island quadrangle Lewis Cliff ⓘ Lewis Cliff 86010 meteorite	[Hercynite] Crozaz, G., Lundberg, L. L. & McKay, G. (1988) Rare Earth Elements (REE) in the Unique Achondrite LEW 86010. Abstracts of the Lunar and Planetary Science Conference XIX: p. 231. (March 1988)
Enderby Land ⓘ Napier Complex	[Hercynite] Eur. J. Mineral. , 1991, 3, pp. 367-386.
Mac Robertson Land ⓘ Rayner Complex	[Hercynite] Eur. J. Mineral. , 1991, 3, pp. 367-386.
Princess Elizabeth Land Ingrid Christensen Coast Prydz Bay ⓘ Larsemann Hills	[Hercynite] Eur. J. Mineral. , 1991, 3, pp. 367-386.
ⓘ Brattnevet Peninsula	[Hercynite] Grew, E.S., Armbruster, T., Medenbach, O., Yates, M.G., Carson, C.J. (2007) Chopinite, [(Mg,Fe)3□](PO4)2, a new mineral isostructural with sarcopside, from a fluorapatite segregation in granulite-facies paragneiss, Larsemann Hills, Prydz Bay, East Antarctica. European Journal of Mineralogy: 19(2): 229–245.
Queen Maud Land Queen Fabiola Mts ⓘ Yamato 82050 meteorite	[Hercynite] Brearley, A. J. & Jones, R. H. (1998) Chondritic Meteorites: IN: Planetary Materials (James J. Papike, Editor), Chapter 3, 398 pages: Mineralogical Society of America: Washington, DC, USA. Hiyagon, H. & Hashimoto, A. (1999). An Ion Microprobe Study of Oxygen Isotopes in Various Types of Inclusions in Y-82050 (CO3), ALH-77307 (CO3) and Y-86009 (CV3) Chondrites (abstract): 30th Annual Lunar and Planetary Science Conference, abstract no. 1319. (Mar 1999).
Sør Rondane Mountains ⓘ Asuka 881371 meteorite	[Hercynite] Mikouchi, T., Miyamoto, M. & McKay, G. A. (1996) Mineralogical study of Angrite Asuka-881371: Its possible relation to Angrite Lew87051. Proc. NIPR Symp. Antarct. Meteorites 9:174-188.
Wilkes Land Queen Mary Coast ⓘ Bunger Hills	[Gahnite] Абдрахманов, И. А., Гульбин, Ю. Л., & Гембицкая, И. М. (2021). Ассоциация Fe–Mg–Al–Ti–Zn оксидов в гранулитах оазиса Бангера, Восточная Антарктида: свидетельства метаморфизма сверхвысоких температур. Записки Российского минералогического общества, 150(4), 38-76.

Argentina
Córdoba Province Calamuchita Department Cañada de Álvarez District Las Caleras Commune ⓘ Cañada de Álvarez pegmatite district	[Gahnite] Tourmaline (extraLapis English, # 3, 2002), p 96.
Río de Los Sauces District ⓘ Angel Mine	[Gahnite] Victorio Angelelli (1958) Los minerales de Uranio, sus yacimientos y prospección
Punilla Department San Roque District Villa Parque Síquiman ⓘ El Pato Pegmatite	[Gahnite] Colombo, F. y Lira, R. (2006) Geología y mineralogía de algunas pegmatitas del borde oriental del distrito Punilla, Córdoba. Revista de la Asociación Geológica Argentina 61:
ⓘ SD-2 Pegmatite	[Gahnite] Colombo, F. y Lira, R. (2006) Geología y mineralogía de algunas pegmatitas del borde oriental del distrito Punilla, Córdoba. Revista de la Asociación Geológica Argentina 61:
Río Cuarto Department Sierra de Comechingones ⓘ Iron ore deposits	[Hercynite] The Canadian Mineralogist, Vol. 42, pp. 155-168 (2004)
ⓘ San Jose pegmatite	[Gahnite] Econ Geol (1995) 90:636-647
Jujuy Province Rinconada Department ⓘ Cerro Granadas	[Hercynite] Zappettini, E. O. (1999). Zafiros aluvionales de la Puna, Jujuy. Recursos minerales de la República Argentina. Instituto de Geología y Recursos Minerales. SEGEMAR, Anales 35: 1847-1849, Buenos Airs, Argentina.
Salta Province La Poma Department ⓘ El Quemado mining district	[Gahnite] Galliski, M. A. (1983). Distrito minero El Quemado, Deptos. La Poma y Cachi, provincia de Salta. II. Geología de sus pegmatitas. Rev. Asoc. Geol. Argentina, 38, 340-380. Milka K. de Brodtkorb (2002) Las Especies Minerales de la Republica Argentina. Vol. 1 (elements, sulphides and sulphosalts). (Asociacion Mineralogica Argentina)
ⓘ Santa Elena pegmatite	[Gahnite] Galliski, M. A., & Černý, P. (2006). Geochemistry and structural state of columbite-group minerals in granitic pegmatites of the Pampean Ranges, Argentina. The Canadian Mineralogist, 44(3), 645-666. López de Azarevich, V., Fulignati, P., Gioncada, A., & Azarevich, M. (2021). Rare element minerals’ assemblage in El Quemado pegmatites (Argentina): insights for pegmatite melt evolution from gahnite, columbite-group minerals and tourmaline chemistry and implications for minerogenesis. Mineralogy and Petrology, 115(5), 497-518.
San Luis Province Coronel Pringles Department Estancia Grande Las Águilas deposit ⓘ Virorco pegmatites	[Gahnite] Miguel Á. Galliski, María Florencia Márquez-Zavalía, Raúl Lira, Jan Cempírek and Radek Škoda (2012) Mineralogy and Origin of the Dumortierite-Bearing Pegmatites of Virorco, San Luis, Argentina. Canadian Mineralogist 50:873-894.

Atlantic Ocean
Mid-Atlantic Ridge complex ⓘ Pobeda-1 hydrothermal field	[Gahnite] Maslennikov, Valeriy V., Georgy A. Cherkashov, Anna V. Firstova, Nuriya R. Ayupova, Victor E. Beltenev, Irina Yu. Melekestseva, Dmitry A. Artemyev, Aleksandr S. Tseluyko, and Ivan A. Blinov. (2023) "Trace Element Assemblages of Pseudomorphic Iron Oxyhydroxides of the Pobeda-1 Hydrothermal Field, 17°08.7′ N, Mid-Atlantic Ridge: The Development of a Halmyrolysis Model from LA-ICP-MS Data" Minerals 13, no. 1: 4. https://doi.org/10.3390/min13010004

Australia
New South Wales Georgiana Co. Burraga ⓘ Lucky Draw Mine	[Hercynite] Sheppard, S., Walshe, J. L., & Pooley, G. D. (1995). Noncarbonate, skarnlike Au-Bi-Te mineralization, Lucky Draw, New South Wales, Australia. Economic Geology, 90(6), 1553-1569.
Yancowinna Co. ⓘ Allendale Mine	[Gahnite] Stevens B.P.J., Barnes R.G., Raphael N.M. Burton, G.R. (2003) Mineral Deposits of the Northern Broken Hill Block, Geological Survey of N.S.W. (Bulletin No. 32(5)).
Broken Hill district Brewery Creek ⓘ La Sparanza Mine	[Gahnite] Northern Broken Hill Block
ⓘ Broken Hill	[Hercynite] Birch, W.D., ed. (1999) The minerals of Broken Hill. Broken Hill City Council and Museum of Victoria, Australia, 289 pages.
ⓘ Block 14 opencut	[Gahnite] Steve Sorrell Collection
ⓘ Broken Hill South Mine (BHS Mine; South Mine)	[Gahnite] Ramdohr, P. (1950) Die Lagerstätte von Broken Hill in New South Wales. Heidelberger Beiträge zur Mineralogie und Petrographie: 2(4): 291-333 (in German).
ⓘ Kintore opencut	[Gahnite] Spry, P. G., Teale, G. T., & Heimann, A. (2003). Speculations concerning the origin and exploration significance of lode rocks in the Curnamona Province. Geosc Aust Record, 13, 162-165. O’Brien, J. J., Spry, P. G., Teale, G. S., Jackson, S. E., & Rogers, D. (2015). Major and Trace Element Chemistry of Gahnite as an Exploration Guide to Broken Hill-Type Pb-Zn-Ag Mineralization in the Broken Hill Domain, New South Wales, Australia. Economic Geology, 110(4), 1027-1057.
ⓘ CBH Rasp Mine (Rasp Mine)	[Gahnite] Blampain, P., & Plimer, I. (2006). The Western Mineralisation–Rasp Mine. Broken Hill Exploration Initiative, 8.
ⓘ North Mine	[Gahnite] www.mindat.org (2012) https://www.mindat.org/article.php/1127/The+Often+Overlooked+Broken+Hill+Gahnites
ⓘ Perilya Potosi Mine (Potosi Mine)	[Gahnite] P.M. Buckley (2003) Geological mapping at the Potosi open pit. in Peljo, M., 2003. Broken Hill Exploration Initiative: Abstracts from the July 2003 conference. Record 2003/013. Geoscience Australia, Canberra. pp18-19
Southern operations mine (Pasminco mine; Perilya mine; Consolidated Zinc Mine; CRA mine; New Broken Hill Consolidated Mine; NBHC Mine) ⓘ Zinc Corporation Mine (ZC Mine)	[Gahnite] Ramdohr, P. (1950) Die Lagerstätte von Broken Hill in New South Wales. Heidelberger Beiträge zur Mineralogie und Petrographie: 2(4): 291-333 (in German).
Little Broken Hill ⓘ Melbourne Rockwell mine	[Gahnite] Birch, W. D., Burke, E. A. J., Wall, V. J., & Etheridge, M. A. (1988). Ecandrewsite, the zinc analogue of ilmenite, from Little Broken Hill, New South Wales, Australia, and the San Valentin Mine, Sierra de Cartegena, Spain. Mineralogical Magazine, 52(2), 237-240.
ⓘ Nine Mile Mine	[Gahnite] Burton, G.R. (1994) Metallogenic Studies of the Broken Hill and Euriowie Blocks New South Wales. Mineral Deposits of the South Eastern Broken Hill Block. Geological Survey of New South Wales, Bulletin No. 32(3).
ⓘ Pinnacles Mine	[Gahnite] McQueen, K.G. (1984) Meneghinite, boulangerite and associated minerals from the Pinnacles mine, Broken Hill, New South Wales. Neues Jahrbuch für Mineralogie, Monatsh, 7, 323–336. McQueen, K. G. (1987). A Second Occurrence of Falkmanite: Pinnacles Mine, Broken Hill. New South Wales. The Canadian Mineralogist, 25(1), 15-19. Parr, J. (1992) A gahnite-garnet retrograde reaction from the Pinnacles deposit, Broken Hill, New South Wales, Australia. Canadian Mineralogist, 30, 145-152. Econ Geol (1994) 89:778-790
ⓘ Potosi Silver Peak Mine (Silver Peak Mine)	[Gahnite] Teale, G. S., Groves, I. M., & Manly, I. M. (2006). Mineralisation in the Potosi Extended to Flying Doctor area, Northern Leases, Broken Hill. Geoscience Australia Record, 21, 182-185.
ⓘ Rupee mine (Newberry mine)	[Gahnite] NSW Geological Survey report GS1951/049 The Rupee Prospect Broken Hill. Anonymous (2013): The Newsletter of the Broken Hill Mineral Club Inc., vol. 14 (3), 7. [http://brokenhillmineralclub.wikispaces.com/file/view/news+v14n3.pdf].
ⓘ Speedwell Mine	[Gahnite] Stevens B.P.J., Barnes R.G., Raphael N.M. Burton, G.R. (2003) Mineral Deposits of the Northern Broken Hill Block, Geological Survey of N.S.W. (Bulletin No. 32(5)).
ⓘ Stirling Vale (Sterling Vale)	[Gahnite] Uwe Kolitsch collection
ⓘ Easter Gift Mine (Prince of Wales)	[Gahnite] Stevens B.P.J., Barnes R.G., Raphael N.M., Burton, G.R. (2003) Metallogenic Studies of the Broken Hill and Euriowie Blocks New South Wales. Mineral Deposits of the Northern Broken Hill Block, Geological Survey of N.S.W. Bulletin No. 32(5).
ⓘ Globe Mine	[Gahnite] Slack, J.F., Palmer, M.R., Stevens, B.P.J., Barnes, R.G. (1993) Origin and significance of tourmaline-rich rocks in the Broken Hill District, Australia. Economic Geology: 88(3): 505–541.
ⓘ Great Southern Mine	[Gahnite] Stevens B.P.J., Barnes R.G., Raphael N.M., Burton, G.R. (2003) Metallogenic Studies of the Broken Hill and Euriowie Blocks New South Wales. Mineral Deposits of the Northern Broken Hill Block, Geological Survey of N.S.W. Bulletin No. 32(5).
ⓘ Hidden Treasure Mine	[Gahnite] Stevens, B.P.J., Barnes, R.G., Raphael, N.M., Burton, G.R. (2003) Metallogenic Studies of the Broken Hill and Euriowie Blocks New South Wales. Mineral Deposits of the Northern Broken Hill Block, Geological Survey of New South Wales, Bulletin No. 32(5).
ⓘ Parnell Mine	[Gahnite] Trevor Dart Stevens B.P.J., Barnes R.G., Raphael N.M., Burton, G.R. (2003) Metallogenic Studies of teh Broken Hill and Euriowie Blocks New South Wales. Mineral Deposits of the Northern Broken Hill Block, Geological Survey of N.S.W. (Bulletin No. 32(5)).
ⓘ South Parnell Mine	[Gahnite] Stevens B.P.J., Barnes R.G., Raphael N.M., Burton, G.R. (2003) Metallogenic Studies of the Broken Hill and Euriowie Blocks New South Wales. Mineral Deposits of the Northern Broken Hill Block, Geological Survey of N.S.W. Bulletin No. 32(5).
ⓘ Southern Cross Mine	[Gahnite] Based on photographs uploaded
ⓘ Thackaringa District	[Gahnite] Plimer, I. (1977) The origin of the albite-rich rocks enclosing the cobaltian pyrite deposit at Thackaringa, N.S.W., Australia. Mineralium Deposita, 12(2), 175-187.
ⓘ U0121	[Gahnite] Stevens B.P.J., Barnes R.G., Raphael N.M., Burton, G.R. (2003) Metallogenic Studies of the Broken Hill and Euriowie Blocks New South Wales. Mineral Deposits of the Northern Broken Hill Block, Geological Survey of N.S.W. Bulletin No. 32(5).
Northern Territory Central Desert Region ⓘ Harts Range (Harts Ranges; Hartz Range; Hartz Ranges)	[Hercynite]
Ambalindum Station Mount Mabel ⓘ Oonagalabi Prospect	[Gahnite] Skwarnecki, M.S. (2004) Oonagalabi Basic Metal Prospect, Harts Range, Northern Territory, CRC LEME CSIRO Land and Water Report.
Jervois Station Jervois Range ⓘ Marshall Attutra	[Gahnite] Robertson, W.A. (1959) Jervois Range Copper-Lead Deposit, Northern Territory, Bureau of Mineral Resources, Geology and Geophysics, Commonwealth of Australia, Records 1959/103 (unpublished).
ⓘ Reward Mine (Reward lead; Hanlon's Reward)	[Gahnite] Kojan, C. (1982) Final Report, EL 1585, Otter Exploration NL (CR 82/299).
ⓘ Mount Stafford	[Hercynite] Am Min 93:283-299 Palya, A. P., Buick, I. S., & Bebout, G. E. (2011). Storage and mobility of nitrogen in the continental crust: Evidence from partially melted metasedimentary rocks, Mt. Stafford, Australia. Chemical Geology, 281(3-4), 211-226.
Queensland Cloncurry Shire Selwyn District ⓘ Pegmont Pb-Zn deposit (Pegmont Mine)	[Gahnite] www.portergeo.com.au (2003) http://www.portergeo.com.au/database/mineinfo.asp?mineid=mn648 Lottermoser, B.G., Ashley, P.M., Munksgaard, N.C. (2008) Biogeochemistry of Pb–Zn gossans, northwest Queensland, Australia: Implications for mineral exploration and mine site rehabilitation. Applied Geochemistry, 23(4), 723-742.
Cook Shire ⓘ Cone No. 32	[Hercynite] Teertstra, D.K., Schindler, M., Sherriff, B.L., Hawthorne, F.C. (1999) Silvialite, a new sulfate-dominant member of the scapolite group with an Al-Si composition near the I4/m-P42/n phase transition. Mineralogical Magazine: 63: 321-329.
Etheridge Shire ⓘ Balcooma Mine	[Gahnite] Harvey, K. J. (1989). The geology of the Balcooma massive sulphide deposit, north-east Queensland (Doctoral dissertation, James Cook University).
McKinlay Shire McKinlay ⓘ Cannington Mine (South32 Cannington)	[Gahnite] Singer, Donald A., Berger, Vladimir I., Moring, Barry C. (2009) Sediment-Hosted Zinc-Lead Deposits of the World - Database and Grade and Tonnage Models. Open-File Report 2009-1252. US Geological Survey doi:10.3133/ofr20091252
North Burnett Region ⓘ Hawkwood deposit	[Hercynite] Buckley, P., Ashley, P. (2010) Hawkwood Iron-Titanium-Vanadium Project Southeast Queensland. New England Orogen 2010, NEO 2010 Conference Proceedings, University of New England, 388 pages at 81-87.
Tablelands Region Kinrara National Park ⓘ Lava Plains	[Hercynite] Sutherland,FL, Coenraads, R, Abduriyim, A and Meffre, S., 2013. Lava Plains, NE Queensland, gem mineral suite. Abstracts, 36th Annual Seminar, Mineralogical Societies of Australasia. Sydney. p. 21-23.
South Australia Flinders Ranges North Flinders Ranges Mt Babbage area (inlier) Prospect Hill ⓘ South Ridge deposit	[Gahnite] SA Geodata Database - Mineral Deposit Details Deposit Number: 2040
ⓘ Tin Prospect	[Gahnite] The Geology of South Australia, Vol 1, Bull.54, p.156, 1993, Geol. Surv. of S. Australia
Mt Lofty Ranges South Mt Lofty Ranges (Adelaide Hills) Callington ⓘ Aclare Mine	[Gahnite] Noble R.J, Just J, Johnson J. E. (1983), Catalogue of South Australian Minerals - 1983, Govenment Printer, South Australia.
Echunga goldfield ⓘ Chapel Hill Diggings (Old Echunga diggings)	[Gahnite] Ben Grguric
Kanmantoo ⓘ Kanmantoo Mine (Kanmantoo West; Kanmantoo North)	[Gahnite] *Noble, R. J., Just, J., Johnson, J. E. (1983) Catalogue of South Australian Minerals: 1983. Handbook* 7. Department of Mines and Energy, South Australia**
Mount Barker Nairne ⓘ Shepherd Hill Quarry (Brukunga Quarry)	[Gahnite] No reference listed
Strathalbyn ⓘ Angas Mine	[Gahnite] Abbot, P. et al (2005) Cambrian Mineral Resources come of age - the Kanmantoo revival. MESA Journal 36:6-11.
ⓘ Strathalbyn Mine (Strathalbyn North; Monster Lode)	[Gahnite] SA Geodata Database - Mineral Deposit Details Deposit Number: 1575
ⓘ Wheal Ellen	[Gahnite] SA Geodata Database - Mineral Deposit Details Deposit Number: 1573
Olary Province Bimbowrie Conservation Park ⓘ Doughboy well	[Gahnite] C.H.H. Conor (2003) The economic significance of the volcano-exhalate association in the Olary Domain. in Peljo, M., 2003. Broken Hill Exploration Initiative: Abstracts from the July 2003 conference. Record 2003/013. Geoscience Australia, Canberra. pp26-29
Roxby Downs ⓘ Acropolis deposit (Aphrodite; Appendicitis Dam)	[Gahnite] Verdugo-Ihl, M. R., Ciobanu, C. L., Cook, N. J., Ehrig, K., Slattery, A., Courtney-Davies, L., & Dmitrijeva, M. (2021). Nanomineralogy of hydrothermal magnetite from Acropolis, South Australia: Genetic implications for iron-oxide copper gold mineralization. American Mineralogist: Journal of Earth and Planetary Materials, 106(8), 1273-1293.
ⓘ Olympic Dam Mine	[Hercynite] Ciobanu, Cristiana L., Verdugo-Ihl, Max R., Slattery, Ashley, Cook, Nigel J., Ehrig, Kathy, Courtney-Davies, Liam, Wade, Benjamin P. (2019) Silician Magnetite: Si–Fe-Nanoprecipitates and Other Mineral Inclusions in Magnetite from the Olympic Dam Deposit, South Australia. Minerals, 9 (5) 311 doi:10.3390/min9050311
Western Region Maralinga ⓘ Maralinga Meteorite	[Hercynite] Keller, L. P., Clark, J. C., Lewis, C. F. & Moore, C. B. (1992). Maralinga, a metamorphosed carbonaceous chondrite found in Australia. Meteoritics 27 (1): 87-91. (March 1992)
Tasmania Dorset municipality Moorina ⓘ Weld River	[Hercynite] McGee, BM (2005) Characteristics and origin of the Weldborough sapphire. Unpub. Hons. Thesis, Univ. Tas.
Waratah-Wynyard municipality Waratah district Waratah ⓘ Mount Bischoff Mine	[Gahnite] Bottrill, unpub. *Bottrill, Ralph S. (2018) A mineralogical field guide to Tasmania for the IMA Conference 2018. Tasmanian Geological Survey Record UR2018/02.*
West Coast municipality ⓘ Trial Harbour district	[Hercynite] *Bottrill, Ralph S., Baker, William. E. (2008) A Catalogue of the Minerals of Tasmania. Geological Survey of Tasmania Bulletin 73, Mineral Resources Tasmania. 1-254*
Zeehan mining district Zeehan mineral field Tasmanian Smelting Company site ⓘ Slag dumps	[Gahnite] Parbhakar-Fox, A., Gilmour, S., Fox, N., and Olin, P. 2019. Geometallurgical Characterization of Non-Ferrous Historical Slag in Western Tasmania: Identifying Reprocessing Options.
Western Australia Bridgetown-Greenbushes Shire ⓘ Donovans Find (Smithfield)	[Gahnite] *Jacobson, Mark Ivan, Calderwood, Mark Andrew, Grguric, Benjamin Alexander (2007) Guidebook to the pegmatites of Western Australia. Hesperian Press, Perth, Western Australia.*
Greenbushes Tinfield ⓘ Greenbushes Mine	[Gahnite] *Jacobson, Mark Ivan, Calderwood, Mark Andrew, Grguric, Benjamin Alexander (2007) Guidebook to the pegmatites of Western Australia. Hesperian Press, Perth, Western Australia.*
Dowerin Shire ⓘ Dowerin	[Hercynite] MinMag 66(6):985-1002
ⓘ Dowerin Chrysoberyl pit	[Gahnite] M. Jacobson, M. Calderwood, B Grguric Pegmatites of Western Australia (Perth 2007)
Murchison Shire Mardagee Station ⓘ Thoolmugga Well	[Hercynite] Fetherston, J.M., Stocklmayer, S.M., Stocklmayer, V.C. (2013) Gemstones of Western Australia - Mineral Resources Bulletin 25, Geological Survey of Western Australia (2013): p178
Port Hedland Shire Abydos Station Wodgina ⓘ Wodgina Tantalite Mine (Wodgina pegmatite; Main tantalite dyke)	[Gahnite] Simpson, Edward S. (1951) Minerals of Western Australia Vol 2 (Facsimile ed. 1984). Hesperian Press, Carlisle, Western Australia, p.297.
Sandstone Shire Youangarra Goldfield (Curran's Find) ⓘ Freddie Well prospect	[Gahnite] Cornelius, M., Smith, R.E. (2004), Freddie Well Zn-Cu Deposit, Murchison District Western Australia, CRC LEME, 2004
ⓘ Yalgoo Shire	[Gahnite] Christopher J Yeats, David I Groves, The Archaean Mount Gibson gold deposits, Yilgarn Craton, Western Australia: Products of combined synvolcanic and syntectonic alteration and mineralisation, Ore Geology Reviews, Volume 13, Issues 1–5, April 1998, Pages 103-129, SHRIMP U-Pb Geochronological Constraints on Archaean Volcanic-Hosted Massive Sulfide and Lode Gold Mineralization at Mount Gibson, Yilgarn Craton, Western Australia C Yeats, N McNaughton, D Groves, Economic Geology, V91, Dev 1996, pp 1354-1371 Economic Geology (1996) 91:1354-1371
Retaliation Goldfield Mount Gibson Conservation Reserve ⓘ Mount Gibson Gold Mine	[Gahnite] Yeats, C., Groves, D., The Archaean Mt Gibson Gold Deposits (1998) Hough, R. Phang, C., Anand, R., Mineral Hosts for Gold, CRC LEME (2003), Yeats, C., McNaughton, N., Groves, D., Shrimp U-Pb Geochronological Constraints on Archaean Volcanic Hosted Massive Sulphide & Lode Gold Mineralisation at Mt Gibson (1996)

Austria
Burgenland Oberpullendorf District Markt Sankt Martin Pauliberg ⓘ Basalt quarry	[Hercynite] U. Kolitsch, W. Postl, H.-P. Bojar and W. Trattner (2009): Die Mineralvorkommen im Basalt des Pauliberges. In: Autorenkollektiv (Red. M. A. Götzinger und P. Huber) (2009): Die Mineralien des Burgenlandes - Geologie, Mineralogie und mineralische Rohstoffe. – Wissenschaftliche Arbeiten aus dem Burgenland, Band 126, Amt der Burgenländischen Landesregierung, Abteilung 7 - Landesmuseum, Eisenstadt, 83-99.
Carinthia Wolfsberg District Sankt Paul im Lavanttal Kollnitz ⓘ Basalt quarry	[Hercynite] J. E. Zirkl: Der Karinthin 43/44:175-188 (1961)
Lower Austria Horn District Brunn an der Wild Dietmannsdorf an der Wild ⓘ Serpentinite quarries	[Hercynite] Kolitsch, U. (2019): 2130) Baryt, Grossular, Hercynit, Hydroxylapatit, Ilmenit, Klinochlor, Klinozoisit, Limonit, Pentlandit, Phlogopit, Pyrit, Rutil, Sapphirin, Spinell, Troilit(?), Violarit, Xenotim-(Y), Zirkon und eine Fe-Cu-Ca-Al(-Mg)-S-O-Phase aus dem Serpentinitbruch bei Dietmannsdorf an der Wild im Waldviertel, Niederösterreich. Pp. 289-291 in Walter, F. et al. (2019): Neue Mineralfunde aus Österreich LXVIII. Carinthia II, 209./129., 237-362.
Drosendorf-Zissersdorf ⓘ Wolfsbach	[Hercynite] Kolitsch, U. (2015): 1937) Amesit(?), Baryt, Bornit, Chalkopyrit, Chromit, Hercynit, Hollingworthit, Ilmenit, Irarsit, Klinochlor, Laurit, Magnetit, Millerit, Pentlandit, Polydymit, Pyrit, Pyrrhotin, Rutil, Sperrylith, Spinell, Violarit und Xenotim-(Y)(?) von Wolfsbach im nördlichen Waldviertel, Niederösterreich. Pp. 246-249 in Niedermayr, G. et al. (2015): Neue Mineralfunde aus Österreich LXIV. Carinthia II, 205./125., 207-280.
Irnfritz-Messern ⓘ Drösiedl (Klein-Ulrichschlag)	[Hercynite] Kolitsch, U. (2015): 1940) Diopsid, Enstatit, Hercynit, Magnetit und Pyrop von Klein-Ulrichschlag (Drösiedl) bei Irnfritz-Messern, Waldviertel, Niederösterreich. P. 251 in Niedermayr, G. et al. (2015): Neue Mineralfunde aus Österreich LXIV. Carinthia II, 205./125., 207-280.
Krems-Land District Paudorf Meidling ⓘ Granulite quarry (Asamer quarry; Wanko gravel works)	[Hercynite] Carswell, D. A. (1991): Variscan high P-T metamorphism and uplift history in the Moldanubian Zone of the Bohemian Massif in Lower Austria. European Journal of Mineralogy 3, 323-342.
Spitz Miesling valley ⓘ Mosinggraben	[Hercynite] Siddiqi, J. H. (1971): Ein Hercynit-Bronzit-Hornblendefels vom Mosingtal (Spitz, NÖ). Verh. Geol. B.-A., 1971, 143-145.
Melk District ⓘ Dunkelsteinerwald	[Hercynite] Peter Neschen collection R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993)
Mistelbach District Falkenstein ⓘ Falkenstein Castle	[Gahnite] Kolitsch, U. & Pieler, E. (2015): 1945) Gahnit, Fluorapatit, Monazit-(Ce), Zirkon und andere Mineralien in Phosphoritknollen aus der Nähe der Burgruine Falkenstein im Weinviertel, Niederösterreich. Pp. 258-260 in Niedermayr, G. et al. (2015): Neue Mineralfunde aus Österreich LXIV. Carinthia II, 205./125., 207-280.
Sankt Pölten-Land District ⓘ Karlstetten	[Hercynite] R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993)
Salzburg Salzburg-Umgebung District Strobl ⓘ Strobl volcanic intrusive complex	[Hercynite] *Strasser, Albert (1989) Die Minerale Salzburgs. Albert Strasser, Salzburg.*
Zell am See District Bramberg am Wildkogel Nasenkopf mountain Leckbachgraben ⓘ Emerald deposit	[Hercynite] R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993)
Rauris ⓘ Kaiserer quarry (Deisl quarry)	[Gahnite] *Strasser, Albert (1989) Die Minerale Salzburgs. Albert Strasser, Salzburg.*
ⓘ Lohning quarry (Lohninger quarry)	[Gahnite] *Strasser, Albert (1989) Die Minerale Salzburgs. Albert Strasser, Salzburg.*
Styria Südoststeiermark District Bad Gleichenberg Klausen ⓘ Schlarbaum quarry	[Hercynite] Aufschluss 1972(SB), 52-55
Wilhelmsdorf ⓘ Stradner Kogel	[Gahnite] Postl, W. & Bernhard, F. (2011
Kapfenstein ⓘ Kapfensteiner Kogel	[Hercynite] R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993) R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993)
Klöch ⓘ Basalt quarry	[Hercynite] Postl, W., Taucher, J. & Moser, B. (1996): Neue Mineralfunde im oststeirischen Vulkangebiet. Mitt. Abt. Miner. Landesmuseum Joanneum, 60/61, 3-76. Taucher, J. & Hollerer, C. E. (1998): Minerale eines Si- und Al-reichen Xenoliths aus dem Basaltsteinbruch von Klöch, Nördlicher Bruch, (Steiermark, Österreich). Mitt. naturwiss. Ver. Steiermark 128, 21-42.
Weiz District Gasen Straßegg (Straßeck) ⓘ Chromite outcrop	[Hercynite] Bojar, H.P. (2021): 2220) Hercynit/Chromit vom Straßegg, Gasen, Breitenau, Steiermark. Pp. 264 - in Walter, F. et al. (2021): Neue Mineralfunde aus Österreich LXX. Carinthia II, 211./131., 187-276.
Tyrol Schwaz District Finkenberg ⓘ Pfitsch pass	[Gahnite] R. Exel: Die Mineralien und Erzlagerstätten Österreichs (1993)
ⓘ Rotbachlspitze (Rote Wand)	[Gahnite] Niedermayr, G. et al. (2007): Neue Mineralfunde aus Österreich LVI. Carinthia II, 197/117, 149-190. Lapis, 34 (6) (2009), 56-57.
Mayrhofen ⓘ Grawand Alp	[Gahnite] Niedermayr, G. et al. (2007): Neue Mineralfunde aus Österreich LVI. Carinthia II, 197/117, 149-190.
Upper Austria Freistadt District Pregarten ⓘ Meitschenhof	[Gahnite] Arthofer, P. (2005): Zinnsteinführende Pegmatite aus Meitschenhof bei Pregarten, Bezirk Freistadt, Oberösterreich. OÖ. Geonachrichten 20, 10-22.
Perg District Luftenberg an der Donau ⓘ Luftenberg quarries (Steininger quarry)	[Gahnite] Brandstetter, G. & M. Reich (1998): Luftenberg - eine bedeutende Pegmatitmineralisation in Oberösterreich. OÖ. Geonachr. 13, 11-25 Brandstetter, G. & Reich, M. (1999): Luftenberg - eine bedeutende Pegmatitmineralisation in Oberösterreich. Mineralien-Welt 10 (3), 12-18 Kolitsch, U. (2016): 1977) Anatas, Gahnit und ein Mineral der Kaolinit-Gruppe von Luftenberg bei Linz, Oberösterreich. Pp. 224-225 in Walter, F. et al. (2016): Neue Mineralfunde aus Österreich LXV. Carinthia II, 206./126., 203-250.
Steyr-Land District ⓘ Maria Neustift	[Hercynite] E.Reiter, in: Mineralogie (Oberösterreichs 1930 – 1982). Jahrbuch des oberösterreichischen Musealvereines 128 / 1, Sonderdruck, Linz 1983, Seite 333 - 341.

Belgium
Flanders Limburg Dilsen-Stokkem Rotem ⓘ Rotem slag locality	[Hercynite] Ottenburgs, R., Viaene, W., De Vos, W. (1998) Mineralogical study of metallurgical dumps from an old zinc production plant at Rotem, Belgium. Aardkundige Mededelingen: 9: 125-130.
Wallonia Luxembourg ⓘ Vielsalm	[Gahnite] Kramm, U. (1979) Gahnite of the Venn-Stavelot Massif and its petrologic significance. Annales de la Société géologique de Belgique, 100, 199. *Hatert, F., Deliens, M., Fransolet, A.-M., Van Der Meersche, E. (2002) Les minéraux de Belgique* (2nd ed.) Muséum des Sciences Naturelles, Bruxelles.**
ⓘ Bihain	[Gahnite] José Dehove collection
ⓘ Ottré	[Gahnite] Theye, Th., Fransolet A.M. (1994): "Virtually Pure Ottrelite from the Region of Ottré, Belgium", European Journal of Mineralogy, 1994, 6, 547-555
Cahay ⓘ Thier des Carrières	[Gahnite] *Hatert, F., Deliens, M., Fransolet, A.-M., Van Der Meersche, E. (2002) Les minéraux de Belgique* (2nd ed.) Muséum des Sciences Naturelles, Bruxelles.**

Bolivia
Beni Itenez Province ⓘ Serrania de San Simon	[Gahnite] Osvaldo R. Arce Burgoa (2007) Guia a los Yacimientos Metaliferos de Bolivia. (Minera San Cristobal S.A. & Empresa Minera Unificada S.A., La Paz)

Bosnia and Herzegovina
Republika Srpska ⓘ Motajica mountain	[Gahnite] Koch (1899) Berilj iz Motajice planine u Bosni, Glasnik Zemaljskog muzeja BiH Koch (1908) Prilog petrografskom poznavanju Motajice planine u BiH F. Katzer (1924) Geologie Bosniens und der Herzegovina Ramović (1957) Pregled nalazišta minerala cinka i olova u Bosni i Hercegovini Varićak (1966) Petrološka studija motajičkog granitnog masiva Mihailović-Vlajić-Markov (1967) Akcesorni torit u granitima Jugoslavije. Mudrić, Ivanov (1968) Izvještaj o spektrohemijskom ispitivanju stena i šlihova Motajice Mudrinić, Ivanov (1974) Retki elementi u pojedinim genetskim tipovima ležišta u Jugoslaviji

Brazil
Alagoas Arapiraca belt Craíbas ⓘ Serrote da Laje prospect	[Hercynite] Foo, B., Jacobs, C., Spooner, J., Lewis, W. J., Major, K. W., and Lister, D. (2012): NI 43-101 Technical Report on the Feasibility Study for the Serrote da Laje Project, Alagoas State, Brazil prepared for Aura Minerals Inc. by Micon International Ltd. http://s1.q4cdn.com/557075924/files/doc_downloads/2017/Serrote-technical-report.pdf
Bahia Chapada Diamantina Andaraí ⓘ Paraguaçu river	[Hercynite] Overstreet, William C., 1967, The Geologic Occurrence of Monazite, United States Geological Survey Professional Paper, Volume 530, p. 292.
Curaçá river valley Jaguarari ⓘ Caraíba mine	[Hercynite] E.P. Oliveira, J. Tarney (1995) Genesis of the Precambrian copper-rich hypersthenite-norite Caraiba complex, Brazil. Mineral. Deposita 30, 351-373
Érico Cardoso Paramirim das Crioulas ⓘ Morro do Chapéu claim	[Gahnite] Jeannine and Jacques Cassedanne : "Présence d'eskolaite dans les alluvions stannifères de la Chapada Diamantina (Bahia-Brésil), Bull. Mineral., 1980, 103, pp 600-602.
Goiás Uruaçu ⓘ Chapada Cu deposit	[Gahnite] Econ Geol (1986) 81:1884-1898
ⓘ Mata Azul pegmatitic field	[Gahnite] Queiroz, H. D. A. (2016) Sistema granítico: pegmatítico Mata Azul: caracterização e gênese. PhD Thesis. do Instituto de Geociências (IG) da Universidade de Brasília (UnB)
Mato Grosso Juína Sorriso river ⓘ Chicória farm ?	[Hercynite] Kaminsky, F. V., Wirth, R., & Schreiber, A. (2015). A microinclusion of lower-mantle rock and other mineral and nitrogen lower-mantle inclusions in a diamond. The Canadian Mineralogist, 53(1), 83-104. Kaminsky, F. V., Ryabchikov, I. D., & Wirth, R. (2015). A primary natrocarbonatitic association in the Deep Earth. Mineralogy and Petrology, 1-12.
Minas Gerais Conselheiro Pena ⓘ Jocão claim	[Gahnite] Baijot, M., Hatert, F., Dal Rio, F. & Philipo, S. (2014) Mineralogy and petrography of phosphate mineral association from the Jocão pegmatite, Minas Gerais, Brazil. Canadian Mineralogist 52, 373-397.
Nazareno ⓘ Volta Grande mine (Mibra mine)	[Gahnite] Andrade, M.B., Atencio, D., Chukanov, N.V., Ellena, J. (2013): Hydrokenomicrolite, (☐,H2O)2Ta2(O,OH)6(H2O), a new microlite group mineral from Volta Grande pegmatite, Nazareno, Minas Gerais, Brazil. American Mineralogist, 98, 292–296
Vazante ⓘ Vazante mine	[Gahnite] Slezak, P. R., 2012, Geology, mneralogy, and geochenmistry of the Vazante Noorthern Extension zinc silicate deposit, Minas Gerais, Brazil: M.S. thesis, Queen’s University, Kingston, Ontario (pdf available at https://qspace.library.queensu.ca/handle/1974/7027?mode=full).
Paraíba Nova Palmeira ⓘ Roncadeira pegmatite	[Gahnite] Beurlen, H., Thomas, R., Melgarejo, J. C., Da Silva, J. M. R., Rhede, D., Soares, D. R., & Da Silva, M. R. (2013). Chrysoberyl-sillimanite association from the Roncadeira pegmatite, Borborema Province, Brazil: implications for gemstone exploration. Journal of GEOsciences, 58(2), 79-90. Beurlen, H., Thomas, R., Soares, D. R., & Da Silva, M. R. R. (2018). Nigerite Group “Zinconigerite-(6n6s)” Variety in the Roncadeira Pegmatite, Nova Palmeira-county State of Paraíba, Borborema Province, NE-brazil. Estudos Geológicos, 28(1), 35-55.
Picuí ⓘ Caiçara pegmatite	[Gahnite] Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Mineralium Deposita 43, 207-228.
Pernambuco São Pedro e São Paulo archipelago ⓘ São Paulo island	[Hercynite] Washington, H.S. (1929) The American Mineralogist, 14, 369-372.
Rio de Janeiro Itatiaia ⓘ Itatiaia alkaline complex	[Hercynite] Rosa, P. A. D. S., & Ruberti, E. (2018). Nepheline syenites to syenites and granitic rocks of the Itatiaia Alkaline Massif, Southeastern Brazil: new geological insights into a migratory ring Complex. Brazilian Journal of Geology, 48, 347-372.
Rio Grande do Norte Carnaúba dos Dantas ⓘ Bico D'Arara Mine	[Gahnite] No reference listed
Ermo ⓘ Alto Mirador pegmatite	[Gahnite] www.minsocam.org (2004) http://www.minsocam.org/MSA/AmMin/TOC/Articles_Free/2002/Eeckhout_p1297-1306_02.pdf
Equador ⓘ Alto dos Quintos Mine (Quintos pegmatite; Quintos de Baixo)	[Gahnite] Beurlen, H. Müller, A. Silva, D. Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Mineralium Deposita 43, 207-228. Da Silva, M.R.R. (2011): Petrogenetic significance of LA-ICP-MS trace-element data on quartz from the Borborema Pegmatite Province, northeast Brazil. Mineralogical Magazine 75, 2703-2719. Novák, Milan, Gadas, Petr, Beurlen, Hartmut, Moura, Odúlio JM, others (2011) Compositional variations in primary and secondary tourmaline from the Quintos pegmatite, Borborema pegmatite province, Brazil; redistribution of Cu, Mn, Fe and Zn in secondary tourmaline. Asociación Geológica Argentina, Serie D, Publicación Especial, 14. 149-151
Parelhas ⓘ Capoeira 1 pegmatite (Boqueirãozinho pegmatite)	[Gahnite] Beurlen, H., Da Silva, M.R.R., Thomas, R., Soares, D.R., and Olivier, P. (2008): Mineralium Deposita 43, 207-228. de Brito Barreto, S., & Bretas Bittar, S. M. (2010). Los depósitos de gemas de Brasil: localización, producción e impacto económico. Boletín de la Sociedad Geológica Mexicana, 62(1), 123-140.
ⓘ Capoeira 2 pegmatite (Mulungu pegmatite)	[Gahnite] Beurlen, H. Müller, A. Silva, D. de Brito Barreto, S., & Bretas Bittar, S. M. (2010). Los depósitos de gemas de Brasil: localización, producción e impacto económico. Boletín de la Sociedad Geológica Mexicana, 62(1), 123-140. Da Silva, M.R.R. (2011): Petrogenetic significance of LA-ICP-MS trace-element data on quartz from the Borborema Pegmatite Province, northeast Brazil. Mineralogical Magazine 75, 2703-2719.
ⓘ Quintos de Cima mine	[Gahnite] Carrino, Thais Andressa, Barreto, Sandra de Brito, Oliveira, Paula Jussara Azevedo de, Araújo Neto, José Ferreira de, Correia, Aldine Maria de Lima (2019) Linking gemology and spectral geology: a case study of elbaites from Seridó Pegmatite Province, Northeastern Brazil. Brazilian Journal of Geology, 49 (2). doi:10.1590/2317-4889201920180113
Rio Grande do Sul Vila Nova do Sul ⓘ Bossoroca Mine	[Hercynite] Massuda, A. J., Hartmann, L. A., Queiroga, G. N., Castro, M. P. D., Leandro, C. G., & Savian, J. F. (2020). Mineralogical evolution of the northern Bossoroca ophiolite, São Gabriel terrane. Brazilian Journal of Geology, 50.

Bulgaria
Kardzhali Province Kirkovo Municipality ⓘ Dobromirtsi	[Hercynite] I. Kostov, V. Breskovska, J. Mincheva-Stefanova, G. Kirov (1964): Minerals of Bulgaria. Sofia, Bulgaria, 540 pp. (in Bulgarian).

Burkina Faso
Centre-Ouest Region Sanguié Province Réo Department ⓘ Perkoa Zinc Project	[Gahnite] Econ Geol (2003) 98:1463-1485 Kříbek, B., Zachariáš, J., Knésl, I., Míková, J., Mihaljevič, M., Veselovský, F., & Bamba, O. (2016). Geochemistry, mineralogy, and isotope composition of Pb, Zn, and Cu in primary ores, gossan and barren ferruginous crust from the Perkoa base metal deposit, Burkina Faso. Journal of Geochemical Exploration, 168, 49-64.
Sahel Region Soum Province Arbinda Department ⓘ Belhoura	[Gahnite] Schaeneman, L. G. (1994). The Geology and gold mineralization of the Belhoura Region, Northern Burkina Faso, West Africa, and their implications for the Birimian of West Africa. Univerdity of Arizona Masters thesis

Cambodia	[Hercynite]

Mondulkiri Province ⓘ Ba Kev (Bokeo; Bakeo; Bo Khev; Andaung Pich; Andaung Pech; Phumi Ba Kev; Phum Ba Key)	[Hercynite] Eldridge M. Moores, Rhodes Whitmore Fairbridge (1997) Encyclopedia of European and Asian regional geology
Pailin Province ⓘ Pailin District	[Hercynite] Eldridge M. Moores, Rhodes Whitmore Fairbridge (1997) Encyclopedia of European and Asian regional geology

Canada
British Columbia Atlin Mining Division Rainy Hollow District ⓘ Maid of Erin Mine	[Gahnite] I.C.L. Webster, G.E. Ray and A.R. Pettipas (1992) An Investigation of Selected Mineralized Skarns in British Columbia. British Columbia Geological Survey Paper 1992
Liard Mining Division ⓘ Mineral Mountain-Copper Butte area	[Gahnite] Sabina, A.P. (1972) Rocks & minerals for the collector: The Alaska Highway, Dawson Creek, British Columbia to Yukon/Alaska border. GSC paper 72-32, 48.
Revelstoke Mining Division Revelstoke ⓘ Mount Begbie	[Gahnite] DIXON,A., CEMPIREK, J. & GROAT, L.A. (2014) Mineralogy and geochemistry of pegmatites on Mount Begbie, British Columbia. Canadian Mineralogist 52, 129-164.
Manitoba ⓘ Atik Lake Banded Iron Deposit	[Hercynite] Bernier, Louis R., 1990, Vanadiferous Zincian-Chromian Hercynite in a Metamorphosed Basalt-Hosted Alteration Zone, Atik Lake, Manitoba, Canadian Mineralogist (1990) v. 28:57-50.
Cross Lake North Group ⓘ Pegmatite No. 22 (Gottcha Claim)	[Gahnite] Ercit, S.T., Tait, K.T., Cooper, M.A. Abdu, Y., Ball, N.A., Anderson, A.J., Černý, P., Hawthorne, F.C. (2010) Manitobaite, Na16Mn2+25Al8(PO4)30, a new phosphate mineral species from Cross Lake, Manitoba, Canada. The Canadian Mineralogist: 48: 1455-1463.
Lac-du-Bonnet area Greer Lake ⓘ GL-9 pegmatite	[Gahnite] Bannatyne, B. B. (1985). Industrial minerals in rare-element pegmatites of Manitoba (Vol. 84, No. 1). Manitoba Energy and Mines, Geological Services.
ⓘ GL12 pegmatite	[Gahnite] Bannatyne, B. B. (1985). Industrial minerals in rare-element pegmatites of Manitoba (Vol. 84, No. 1). Manitoba Energy and Mines, Geological Services.
ⓘ Silver Leaf pegmatite	[Gahnite] Bannatyne, B. B. (1985). Industrial minerals in rare-element pegmatites of Manitoba (Vol. 84, No. 1). Manitoba Energy and Mines, Geological Services.
Lynn Lake District ⓘ Agassiz Mine (MacLellan Mine)	[Gahnite] Bernhardt Augsten, Ralph I. Thorpe, Donald C. Harris, and Mark A. F. Fedikow (1986) Ore mineralogy of the Agassiz (MacLellan) gold deposit in the Lynn Lake region, Manitoba Can Mineral, 24:369-377 Samson I M, Blackburn W H, Gagnon J E (1999) Paragenesis and composition of amphibole and biotite in the MacLellan gold deposit, Lynn Lake greenstone belt, Manitoba, Canada, The Canadian Mineralogist 37, 1405-1421
Snow Lake District ⓘ Chisel Lake Mine	[Gahnite] Sabina, A.P. (1972) Rocks & minerals for the collector: La Ronge - Creighton, Saskatchewan, Flin Flon, Thompson, Manitoba. GSC paper 71-27,65.
ⓘ Osborne Lake Mine	[Gahnite] Calvert C. Bristol and Edgar Froese (1989) Highly metamorphosed altered rocks associated with the Osborne Lake volcanogenic massive sulfide deposit, Snow Lake area, Manitoba Can Mineral, 27:593-600
ⓘ Snow Lake	[Gahnite] Zaleski, E., Froese, E, & Gordon, T.M. (1991) Metamorphic Petrology of Fe-Zn-Mg-Al alteration at the Linda volcanogenic massive sulfide deposit, Snow Lake, Manitoba. Canadian Mineralogist 29, 995-1017.
Newfoundland and Labrador Labrador ⓘ Nain Complex	[Gahnite] Nikischer, T., Mayhew, L. (2012) Petedunnite from Labrador, Mineral News, 28, # 9, 9-10.
ⓘ Ikkinikulluit Brook	[Hercynite] Berg, J., Wheeler, E.P. (1976): Osumilite of deep-seated origin in the contact aureole of the anorthositic Nain complex, Labrador, American Mineralogist, Vol. 61, pp. 20-37
ⓘ Pants Lake Ni-Cu deposit	[Hercynite] Chusi Li, Naldrett, A.J., and Ripley, E.M. (2001): Mineralium Deposita 36, 85-92.
Voisey´s Bay ⓘ Voisey's Bay Ni-Co-Cu deposit	[Hercynite] Chusi Li, Naldrett, A.J., and Ripley, E.M. (2001): Mineralium Deposita 36, 85-92. Currie, V., & Wilton, D. (2018). Evaluation of hercynite and gittinsite as indicator minerals, Voisey’s Bay area, Labrador, Canada. Wilton, Derek H.C., Gary M. Thompson, and Dawn Evans-Lamswood. (2021) "MLA-SEM Characterization of Sulphide Weathering, Erosion, and Transport at the Voisey’s Bay Orthomagmatic Ni-Cu-Co Sulphide Mineralization, Labrador, Canada" Minerals 11, no. 11: 1224. https://doi.org/10.3390/min11111224
Nova Scotia Lunenburg Co. New Ross ⓘ Walker Moly prospect (New Russell prospect)	[Gahnite] O'Reilly, George A., Farley, E. J., Charest, M. H. (1982) Metasomatic-hydrothermal mineral deposits of the New Ross-Mahone Bay area, Nova Scotia. Paper 82-2. Nova Scotia Department of Mines and Energy
Nunavut Itchen Lake Izok Lake ⓘ Izok Lake deposit	[Gahnite] Lougheed, H.D. McClenaghan, M.B. Layton-Matthews, D. Money, P.L., and Heslop, J.B. (1976): Canadian Mining Journal 97(5), 24-27 Harris, D.C., Cabri, L.J., Nobiling, R. (1984) Silver-bearing chalcopyrite, a principal source of silver in the Izok Lake massive-sulfide deposit: confirmation by electron and proton microprobe analyses. The Canadian Mineralogist: 22: 493-498. Leybourne, M. (2020) Exploration Potential of Fine-Fraction Heavy Mineral Concentrates from Till Using Automated Mineralogy: A Case Study from the Izok Lake Cu–Zn–Pb–Ag VMS Deposit, Nunavut, Canada. Minerals 10, 310.
Qikiqtaaluk Region Somerset Island ⓘ Mt. Walker	[Hercynite] The Canadian Mineralogist Vol. 38, pp. 443-454 (2000)
Ontario Hastings County Centre Hastings Municipality Madoc Township ⓘ Blakely Pyrite Mine (Queensboro)	[Gahnite] MDI Number: MDI31C11SW00018
Kenora District Balmer Township ⓘ Campbell Mine (Placer Dome)	[Gahnite] evidence for mineralization during the peak of metamorphism. Can Mineral 35:805-815 Charles A. Tarnocai, Keiko Hattori, and Louis J. Cabri (1997) "Invisible" gold in sulfides from Campbell Mine, Red lake greenstone belt, Ontario
GTP Block 7 Township ⓘ Mattabi Mine	[Gahnite] Geoffrey Khalil Abdallah (1990) Ore Mineralogy of Mattabi Mine, Northwestern Ontario, Canada. MSC Thesis, Lakehead University
Paterson Lake Area ⓘ Big Whopper pegmatite	[Gahnite] Pedersen, J. C. P.Geo., and Bubar, D. S.,(2002) Mineralogy and Zonation of the Big Whopper Pegmatite, Separation Rapids area, Kenora, Ontario Proceedings Volume of the Institute on Lake Superior Geology Vol 48 pp 34-35
ⓘ Separation Rapids Lithium Project (Separation Lake area)	[Gahnite] Canadian Mineralogist 36, 609 Tindle, A.G., Breaks, F.W., and Selway, J.B. (2002) Tourmaline in petalite-subtype gramitic pegmatites: evidence of fractionation and contamination from Pakeagama Lake and Separation Lake areas of northwestern Ontario, Canada. Canadian Mineralogist, 40, 753-788.
Parry Sound District Georgian Bay ⓘ Bonnet Island	[Hercynite] Grew E.S., Marsh J.H., Yates M.G., Lazic B., Armbruster T., Locock A., Bell S.W., Dyar M.D., Bernhardt H.J., Medenbach O. (2010) Menzerite-(Y), a new species, {(Y,REE)(Ca,Fe2+)2}[(Mg,Fe2+)(Fe3+,Al)](Si3)O12, from a felsic granulite, Parry Sound, Ontario, and a new garnet end-member, {Y2Ca}[Mg2](Si3)O12, - The Canadian Mineralogist, 48, p. 1171-1193.
Renfrew County Lyndoch and Raglan Brudenell Raglan Township ⓘ Craigmont Mine	[Gahnite] Storey C.C. and Vos M.A. (1981) Industrial minerals of the Pembroke-Renfrew area, Ontario Geological Survey, Mineral Deposit Circular 22, pt.2, p.32.
Thunder Bay District Gemmell Township ⓘ Geco Mine	[Gahnite] Spry, P.G. (1983) An unusual gahnite-forming reaction, Geco base-metal deposit, Manitouwadge, Ontario. The Canadian Mineralogist: 20(4): 549–553. Franklin, J.M., Schnieders, B.R., Koopman, E.R. (1991) Mineral Deposits in the western Superior Province, Ontario (Field Trip 9) Geological Survey of Canada, Open File 2164. Pan, Y., Fleet, M.E. (1992) Mineralogy and genesis of calc-silicates associated with Archean volcanogenic massive sulphide deposits at the Manitouwadge mining camp, Ontario. Canadian Journal of Earth Sciences: 29(7): 1375–1388.
Pays Plat Lake Area ⓘ Winston Lake deposit	[Gahnite] Econ Geol. (1995) 90:2065-2072
Québec Abitibi-Témiscamingue Rouyn-Noranda TE ⓘ Millenbach Mine	[Gahnite] Riverin, Gerald and Hodgson, C. Jay, 1980, Wall-rock Alteration at the Millenbach Cu-Zn Mine, Noranda, Quebec, Economic Geology, v 75, p. 424-444.
Laurentides Deux-Montagnes RCM Oka ⓘ Husereau Hill	[Hercynite] GOLD, D.P. (1972): The Monteregian Hills: ultra-alkaline rocks and the Oka carbonatite complex. 24th International Geological Congress (Montreal), Guidebook B-11.
ⓘ Oka complex	[Hercynite] GOLD, D.P., EBY, G.N. & VALLEÉ, M. (1986) Carbonatites, diatremes and ultra-alkaline rocks in the Oka area. Fieldtrip guidebook 21, GAC/MAC Meeting, Ottawa, 51p.
Mauricie Mékinac RCM ⓘ Montauban deposit	[Gahnite] Economic Geology December 1, 1987 vol. 82 no. 8 2076-2090 Canadian Mineralogist vol.22, pp. 595-604 (1984)
Montérégie La Vallée-du-Richelieu RCM Mont Saint-Hilaire ⓘ Poudrette quarry (De-Mix quarry; Demix quarry; Uni-Mix quarry; Carrière Mont Saint-Hilaire; MSH)	[Hercynite] HORVÁTH, L. & PFENNINGER-HORVÁTH, E. (2000) I minerali di Mont-Saint-Hilaire (Québec, Canada) Rivista Mineralogica Italiana, XXIV, 140-202 (in Italian with English summary). YAKOVLEVA, O.S., PEKOV, I.V., HORVÁTH, L., BRYZGALOV, I.A., YAPASKURT, V.O., and GUSEVA, E.V. (2010) Mineralogy, geochemistry and genesis of high-alumina fenites of the Mont Saint-Hilaire alkaline pluton, Québec, Canada. Geology of Ore Deposits, 52, 795-805.
Nord-du-Québec Baie-James ⓘ Lac Doré Complex	[Gahnite] Arguin, Jean-Philippe, Philippe Pagé, Sarah-Jane Barnes, Réjean Girard, and Charley Duran. (2018) "An Integrated Model for Ilmenite, Al-Spinel, and Corundum Exsolutions in Titanomagnetite from Oxide-Rich Layers of the Lac Doré Complex (Québec, Canada)" Minerals 8, no. 11: 476. https://doi.org/10.3390/min8110476
Matagami ⓘ Garon Lake mine	[Hercynite] Anne P. Sabina, Rocks and Minerals for the Collector Miscellaneous Report 77, Geological Survey of Canada, 2003.
Outaouais Les Collines-de-l'Outaouais RCM La Pêche Wakefield Autoroute 5 extension ⓘ Roadcut No. 6	[Hercynite] Horváth collection - XRD
Pontiac RCM ⓘ L'Île-du-Grand-Calumet	[Gahnite] Williams, P.J. (1990) Evidence for a late metamorphic origin of disseminated gold mineralization in Grenville gneisses at Calumet, Quebec. Economic Geology: 85(1): 164-171.
Saskatchewan Amisk Lake District ⓘ Coronation Mine	[Gahnite] Coombe Geoconsultants Ltd.(1991) Base Metals in Saskatchewan Sask. Ministry of Energy and Resources, OF 91-1.
ⓘ Foster River	[Gahnite] Steadman, J. A., & Spry, P. G. (2015). Metamorphosed Proterozoic Zn-Pb-Ag Mineralization in the Foster River Area, Northern Saskatchewan, Canada. Economic Geology, 110(5), 1193-1214.
ⓘ Fable Lake	[Hercynite] Steadman, J. A., & Spry, P. G. (2015). Metamorphosed Proterozoic Zn-Pb-Ag Mineralization in the Foster River Area, Northern Saskatchewan, Canada. Economic Geology, 110(5), 1193-1214.
ⓘ Robyn Lake	[Gahnite] Steadman, J. A., & Spry, P. G. (2015). Metamorphosed Proterozoic Zn-Pb-Ag Mineralization in the Foster River Area, Northern Saskatchewan, Canada. Economic Geology, 110(5), 1193-1214.
ⓘ Sito East	[Gahnite] Steadman, J. A., & Spry, P. G. (2015). Metamorphosed Proterozoic Zn-Pb-Ag Mineralization in the Foster River Area, Northern Saskatchewan, Canada. Economic Geology, 110(5), 1193-1214.
ⓘ Sito West	[Gahnite] Steadman, J. A., & Spry, P. G. (2015). Metamorphosed Proterozoic Zn-Pb-Ag Mineralization in the Foster River Area, Northern Saskatchewan, Canada. Economic Geology, 110(5), 1193-1214.

Chile
Antofagasta El Loa Province San Pedro volcano ⓘ Gabbroic xenolites	[Hercynite] C. Lemanski, Jr. (re-entry of lost Mindat data).

China
Guangdong Meizhou Mei Co. ⓘ Yushui Mine	[Gahnite] Feng, Fan, Wenbiao Liu, Siqing Liu, and Siyu Chen. (2022) "Mineralogy and Innovative Flash Flotation Separation of Cu-Pb-Zn Polymetallic Ore in Weak Acidic Pulp" Minerals 12, no. 8: 1041. https://doi.org/10.3390/min12081041
Hubei Suizhou Guangshui Co. ⓘ Unnamed REE occurrence	[Gahnite] Orris, G.J., and Grauch, R.I. (2002): USGS Open-File Report 02-189, 174 pp.
Hunan Chenzhou Yizhang Co. Dongpo ore field ⓘ Shizhuyuan Mine	[Gahnite] Gu Xiongfei, Ding Kuishou, and Xu Yingnian (1976): Geochimica 1976(2), 107.
Inner Mongolia Tongliao City (Tongliao Prefecture) Horqin District (Ke'erqin District) ⓘ Qixingshan	[Hercynite] Gupta, A.K. & Yagi, K. 1980. Petrology and Genesis of Leucite-Bearing Rocks, Springerm Berlin. Ogura, T. (1969). Volcanoes in Manchuria. Geology and Mineralogy of the Far East. University of Tokio Press, Tokyo, 2, 373-413.
Liaoning Fushun Qingyuan Co. ⓘ Hongtoushan Mine	[Gahnite] Li, L.H., Fan, H.R., Qiu, Z.J., Yang, K.F., Han, J. and Zhao, G., (2022) Sulfide texture and geochemistry of the Neoarchean Hongtoushan Cu-Zn deposit (NE China): Implication for mixed-state metamorphic remobilization. Ore Geology Reviews, 145, p.104885.
Huludao Jianchang County Bajiazi Zn-Pb-Ag deposit ⓘ Beishan section	[Gahnite] Zhao, Yiming, Dong, Yongguan, Li, Daxin, Bi, Chengsi (2003) Geology, mineralogy, geochemistry, and zonation of the Bajiazi dolostone-hosted Zn–Pb–Ag skarn deposit, Liaoning Province, China. Ore Geology Reviews, 23 (3). 153-182 doi:10.1016/s0169-1368(03)00034-9
Qinghai Golog Tibetan Autonomous Prefecture Maqên Co. Dur'ngoi Ophiolite ⓘ De'erni Cu-Co-(Zn) deposit (Derni Cu-Co-(Zn) deposit)	[Hercynite] Zhang Wusheng and Chen Jie (1996): Qinghai Guotu Jinglue 5(1)
Shandong Weihai Rongcheng Co. ⓘ Chijiadian	[Hercynite] Geological Society of America Abstracts with Programs, Vol. 35, N°6, Sept. 2003, p. 634.
Sichuan Panzhihua Dong District Panzhihua Fe-V-Ti-(PGE) deposit ⓘ Lanjiahuoshan deposit	[Hercynite] Gao, W., Ciobanu, C. L., Cook, N. J., Slattery, A., Huang, F., & Song, D. (2019). Nanoscale study of titanomagnetite from the Panzhihua layered intrusion, Southwest China: Multistage exsolutions record ore formation. Minerals, 9(9), 513.
Miyi County ⓘ Baima V-Ti-Fe deposit	[Hercynite] Fuwen Chen (1990): Acta Petrologica Sinica 6(4), 12-26
Tibet Lhasa Qüxü Co. (Qushui Co.) ⓘ Nianggui corundum deposit	[Hercynite] Changbi Li (1991): Tibet Geology 2(1), 75-85
Xinjiang Yili Hasake Autonomous Prefecture (Ili Kazakh Autonomous Prefecture) Aletai Prefecture (Altay Prefecture) Fuyun Co. (Koktokay Co.) Koktokay pegmatite field (Keketuohai pegmatite field) Altay Mine ⓘ Koktokay No. 3 pegmatite (Altay No. 3 pegmatite)	[Gahnite] Zhang Rubo (1981): Geological Review 27(1), 1-7.
Tacheng Prefecture (Tarbaghatay Prefecture) Junggar Basin ⓘ Hongguleleng formation	[Hercynite] C. Lemanski, Jr. (re-entry lost Mindat data).
Tuoli Co. (Toli Co.) Sartohay (Sartokay; Sartuohai; Saertuohai) ⓘ Sartohay Mine	[Hercynite] Yushan Wang (1990): Journal of Mineralogy and Petrology 11(4), 66-74
Zhaosu Co. ⓘ Dongdegoulisayi Mine	[Hercynite] Yanling Tang (2005): Non-metallic deposits of Xinjiang, China [Zhongguo Xinjiang Fei Jinshu Kuangchuang]. Geological Publishing House (Beijing), 289 pp.
Yunnan Pu'er Mojiang County ⓘ Jinchang Mine (Mojiang Mine; Yuanjiang gold mine)	[Hercynite] Yuan Li (1998): Geology and Prospecting 34(5), 28-32

Cuba
Cienfuegos Province ⓘ Mina Carlota	[Hercynite] Economic Geology December 1958 v. 53 no. 8 p. 966-1003

Czech Republic
Central Bohemian Region Benešov District ⓘ Bernartice	[Hercynite] Kratochvíl, F.: Příspěvek k petrografii českého krystalinika. In Sborník geologického ústavu Československé republiky, 1947, sv. 14, s. 449-536.
Kutná Hora District Vlastějovice ⓘ Moldanubian Zone pegmatites	[Hercynite] Gadas, P., Novák, M., Filip, J., & Staněk, J. (2011). Zoned foitite→ schorl→ dravite→ magnesiofoitite crystals from pockets in anatectic pegmatites of the Moldanubian Zone, Czech Republic. In Asociacion Geologica Argentina, ser. D, Contributions to the 5th Int. Symp. on Granitic Pegmatites (Vol. 14, pp. 87-89).
Vlkaneč ⓘ Přibyslavice	[Gahnite] Povondra, P., Pivec, E. (eds.) et al.: Př ibyslavice peraluminuous granite. Acta universitatis carolinae, Geologica, 1987, no. 3, s . 183 – 283.
Karlovy Vary Region Sokolov District Kraslice ⓘ Tisová	[Gahnite] Beran, P.: Mineralogie ložiska Cu (Ag, Au, Co) rud Tisová u Kraslic. Bulletin mineralogicko-petrografického oddě lení Národního muzea v Praze, 1997, roč . 4-5, s. 65-77.
Liberec Region Jablonec nad Nisou District Kořenov Jizerka ⓘ Jizerská louka	[Hercynite] Lukas Jankaj specimen
ⓘ North Bohemian Uranium District	[Hercynite] Scharm, B.: Př ehled minerálů nalezených v oblasti uranových koncentrací v severoč eské kř ídě . Bulletin mineralogicko-petrografického oddě lení Národního muzea v Praze, 1995, roč . 3, s. 169-172.
Moravian-Silesian Region Ostrava-City District Ostrava Slezská Ostrava ⓘ Tertiary basaltoid rock outcrops	[Hercynite] Jirásek J., Matýsek D. (2018) Revize harmotomu z terciérního neovulkanitu z Ostravy-Muglinova. Bull Mineral Petrolog 26(2): 149-153.
Olomouc Region Jeseník District ⓘ Česká Ves	[Gahnite] Losos, Z., Fojt, B., Hladíková, J.: Mineralogická charakteristika sulfidického zrudnění u České Vsi u Jeseníku. Scripta Fac. Sci. Nat. Univ. Purk. Brun., 1986, vol. 16, No. 3 Geologica, s. 143-170.
Zlaté Hory Ondřejovice ⓘ Salisov pegmatite	[Gahnite] Čech F., Kruťa T.: Výskyt chrysoberylu v pegmatitu u Salisova ve Slezsku. Časopis pro mineralogii a geologii, 1979, 24, 3, 326.
Šumperk District ⓘ Branná	[Gahnite] Łodziński, M., Pieczka, A. (2011): Gahnite inclusions in beryl in pegmatites of the Sowie Mts. Block, the Strzegom-Sobótka Massif and the Hruby Jesenik Massif, Sudety Mts. Mineralogia Special Papers: 38: 131-132
ⓘ Dämmbaude	[Gahnite] Novák, M. et al.: Beryl-columbitový pegmatit z Branné, Hrubý Jeseník. Acta Mus. Moraviae, Sci. geol., 2003, 88, 113-122.
ⓘ Petrov nad Desnou (Petersdorf an der Tess)	[Gahnite] Łodziński, M., Pieczka, A. (2011): Gahnite inclusions in beryl in pegmatites of the Sowie Mts. Block, the Strzegom-Sobótka Massif and the Hruby Jesenik Massif, Sudety Mts. Mineralogia Special Papers: 38: 131-132
ⓘ Holubáč (Hammerbüschel)	[Hercynite var: Chromohercynite] Zimák, J., Košuličová, M.: Chromem bohatý svor z Petrova nad Desnou. Bulletin mineralogicko-petrografického oddělení Národního muzea v Praze, 2001, roč. 9, s. 282-285.
Sobotín ⓘ Bienergraben	[Gahnite] Kruťa, T., Paděra, K., Pouba, Z., Sládek, R.: Die Mineralienparagenese in dem Mittleren Teile des Altvatergebirges (Hrubý Jeseník, Hohes Gesenke, ČSSR). Časopis Moravského musea, vědy přírodní, 1968, roč. 53, s. 5-80.
Šumperk ⓘ Ostředek (Mittelberg)	[Gahnite] Procházka, J. (1969): Autunit, Bertrandit A Bismutit Z Pegmatitu Od Šumperka. Acta Musei Moraviae, Sci. nat., 54, 31-44. (in Czech with Germany summary)
ⓘ Velké Losiny	[Gahnite] Łodziński, M., Pieczka, A. (2011): Gahnite inclusions in beryl in pegmatites of the Sowie Mts. Block, the Strzegom-Sobótka Massif and the Hruby Jesenik Massif, Sudety Mts. Mineralogia Special Papers: 38: 131-132
Maršíkov (Marchendorf) ⓘ Rasovna (Schinderhübl)	[Gahnite] Novák, M.: Maršíkov - Schinderhübel. In Exkurzní průvodce po mineralogických lokalitách na Sobotínsku. Univerzita Palackého v Olomouci, 2002, Olomouc, s. 34-37.
ⓘ Střelecký důl (Scheibengraben)	[Gahnite] Duda, Rejl, Slivka: "Mineralien", 1991 Novák, M.: Maršíkov - Scheibengraben. In Exkurzní průvodce po mineralogických lokalitách na Sobotínsku. Univerzita Palackého v Olomouci, 2002, Olomouc, s. 38-41. Novák, M., ČERNÝ, P., & Uher, P. (2003). Extreme variation and apparent reversal of Nb-Ta fractionation in columbite-group minerals from the Scheibengraben beryl-columbite granitic pegmatite, Marsikov, Czech Republic. European Journal of Mineralogy, 15(3), 565-574.
Pardubice Region Chrudim District Křižanovice ⓘ Křižanovice deposit	[Gahnite] Drozen, J., Hájek, J., Špaček, J.: Kyzové ložisko Křižanovice v Železných horách. Věstník Ústředního ústavu geologického, 1987, roč. 62, č. 6, s. 351-361.
Plzeň Region Domažlice District Otov ⓘ Otov I pegmatite	[Gahnite] Staněk, J.: Gahnity z československých pegmatitů. Časopis Moravského musea v Brně, Vědy přírodní, 1960, 45, 31-36.
ⓘ Poběžovice	[Hercynite] Clark, 1993, "Hey's Mineral Index"] [AM 69 (1984), 937
Klatovy District Sušice ⓘ Otava river	[Hercynite] Svoboda J., Novotný J.: Chrompicotit z otavských písků. Časopis pro mineralogii a geologii, 1960, 5, 2, 117-119.
South Bohemian Region Jindřichův Hradec District Stráž nad Nežárkou ⓘ Homolka Hill	[Gahnite] Uher, P. , Breiter, K., Klecka, M., & Pivec, E. (1998). Zircon in highly evolved Hercynian Homolka granite, Moldanubian zone, Czech Republic: indicator of magma source and petrogenesis. Geologica Carpathica, 49(3), 151-160.
Písek District Sepekov ⓘ Chlum Hill	[Hercynite] Fiala, J., Losert, J.: Nález korundu, cordieritu, granátu, sillimanitu a turmlínu v hercynitovcích na Chlumu u Sepekova. Časopis pro mineralogii a geologii, 1976, roč. 21, č. 3, s. 326.
South Moravian Region Brno-Country District Drahonín ⓘ Chromite prospect	[Hercynite] Čopjaková R., Houzar S.: Spinely v peridotitech od Drahonína a Hrubšic. Minerál, 2010, 18, 1, 40-42.
Ústí nad Labem Region Teplice District Bystřany ⓘ Nechvalice	[Hercynite] Žáček V, Skála R., Dvořák Z.: Spinelidy v pyrometamorfovaných horninách Mostecké pánve. Minerál, 2010, 18, 1, 21-31.
Vysočina Region Havlíčkův Brod District Libice nad Doubravou ⓘ Chloumek	[Hercynite] Mísař, Z.: Metamorphism of Ultramafic Rocks by Nehodovka in the Železné hory Mts., Czechoslovakia. Acta Universitatis Carolinae, Geologica, 1969, č. 2, s. 133-151.
ⓘ Podmoky	[Gahnite] Pauliš P. Nejzajímavější mineralogická naleziště Čech II. Kuttna, Kutná Hora 2003.
Pelhřimov District ⓘ Cetoraz	[Gahnite] Němec, D., & Tenčík, I. (1976). Regionally metamorphosed greisens at Cetoraz, the Bohemian-Moravian Heights (Českomoravská vrchovina), Czechoslovakia. Mineralium Deposita, 11(2), 210-217. Losertová, L., Losos, Z. (2014): W-mineralization from greisen at Cetoraz near Pacov, Czech Republic. 4th Central European Mineralogical Conference, Skalský Dvůr, Czech Republic, 23-26 April 2014, Abstract Volume, 78.
Třebíč District ⓘ Číchov	[Gahnite] Houzar S.: Zinkem a baryem bohaté minerální asociace (sfalerit - Zn-spinel - hyalofán - Ba-flogopit) z mramoru u Číchova na západní Moravě (moldanubikum). Acta rerum naturalium (Jihlava), 2015, 18, 1-7.
Mohelno ⓘ Bliemsried quarry	[Hercynite] Němec, F., 1937: Mineralogie, petrografie a geologie okolí Mohelna. Monografie hadce (monografie hadce). – In: Archiv Svazu pro ochranu přírody a domoviny v zemi Moravskslezské, Brno, 49-112.
Žďár nad Sázavou District Bory ⓘ Dolní Bory	[Hercynite] Keck, E., Mücke, A., Kronz, A. & Stanĕk, J. (2010): Sekaninait aus einem Pegmatitgang im Serpentinit von Galgenberg bei Winklarn in der Oberpfalz. Der Aufschluss 61, 1-16 (in German). [p. 11]
Jimramov Trhonice ⓘ Marble quarry	[Gahnite] Novák, M., Houzar, S., Šrein, V.: Gahnite-bearing marbles and their significance for regional classification of the eastern part of the Bohemian Massif. Journal of the Czech Geological Society, 1997, roč. 42, č. 1-2, s. 33-40.

Czech Republic/Poland
ⓘ Pomezní Ridge (Grzbiet Lasocki)	[Hercynite] *Lis, Józef, Sylwestrzak, Hubert (1986) Minerały Dolnego Śląska [Minerals of the Lower Silesia]. Wydawnictwa Geologiczne, Warszawa. p.1-791.*

Ecuador
Napo Province ⓘ Sumaco volcano	[Hercynite] Ricardo D Escobar, Jennifer M Garrison, Kenneth W Sims, Timothy P Matthews, Gene M Yogodzinski (2012) V11D-2801: Geochemistry and petrogenetic history of lavas from Sumaco Volcano, Northern Volcanic Zone, Ecuador. AGU Fall meeting

Egypt
New Valley Governorate ⓘ Isna meteorite	[Hercynite] Methot, R. L., Noonan, Albert F., Jarosewich, E. & Degasparis, A. A. (1974). The Isna meteorite - a C3 find from Egypt. Meteoritics 9 (4): 381-382. (Dec 1974)
Red Sea Governorate ⓘ St John's Island	[Hercynite] Eur. J. Mineral. , 1993, 5, pp. 1039-1056.

Ethiopia
Benishangul-Gumuz Region Asosa Zone ⓘ Tumet river	[Gahnite] P.M. Kartashov data

Europe
ⓘ Albera Massif	[Hercynite] Berbain,C., Riley, T., Favreau, G., (2012): Phosphates des pegmatites du massif des Albères (Pyrénées-Orientales). Le Cahier des Micromonteurs. 117, 121-172

Finland
Kanta-Häme Forssa ⓘ Kiimassuo pegmatite	[Gahnite] Ilkka Mikkola collection
Hausjärvi ⓘ Urponkallio	[Gahnite] chalcopyrit
Tammela ⓘ Hirvikallio	[Gahnite] Reijo Alviola collection and identification.
Kymenlaakso Kouvola ⓘ Pahasaari	[Gahnite] Sunblad, Krister et al (2008). Polymetallic metallogeny in the Wiborg batholith, Fennoscandian shield. The 33rd IGC International Geological Congress Oslo 2008.
North Ostrobothnia Raahe ⓘ Vihanti deposit (Lampinsaari deposit; Isoaho deposit)	[Gahnite] Geological Survey of Finland 2007 Vihanti - ZINC Database Sergeeva, N. E., Eremin, N. I., & Dergachev, A. L. (2011, February). Vanadium mineralization in ore of the Vihanti massive sulfide base-metal deposit, Finland. In Doklady Earth Sciences (Vol. 436, No. 2, pp. 210-212). SP MAIK Nauka/Interperiodica.
North Savo Kaavi ⓘ Luikonlahti Mine	[Gahnite] Peltonen, P., Kontinen, A., Huhma, H., and Kuronen, U. (2008): Ore Geology Reviews 33, 559-617.
Satakunta ⓘ Eurajoki	[Gahnite] Haapala Ilmari 1977 Petrography and geochemistry of the Eurajoki stock, a rapakivi-granite complex with greisen-type mineralization in Southwestern Finland Geological Survey of Finland Bulletin 286 Guidebook, E. (2009). Geological Setting of the Olkiluoto Investigation Site, Eurajoki, SW Finland.
South Karelia Imatra ⓘ Salo-Issakka	[Gahnite] Lips, ALW (2006) A review of non-ferrous mineral deposits in Europe - Finalised initial database BRGM/RP -54957 - FR
Lappeenranta ⓘ Ihalainen limestone quarry	[Hercynite] Hytönen,K. (1999): Suomen Mineraalit. Geologian tutkimuskeskus. Erillisjulkaisu, Jyväskylä, 399 pp.
Southwest Finland Kimitoön (Kemiönsaari) Kimitoön Island ⓘ Rosendal pegmatite	[Gahnite] Laitakari, A. (1967): Suomen mineraalien hakemisto. Index of Finnish minerals with bibliography. Bulletin de la Commission géologique de Finlande. No. 230. 842 p.
Salo Perniö ⓘ Träskböle	[Gahnite] www.gsf.fi (2002) http://www.gsf.fi/explor/zinc/traskbole.htm
Suomusjärvi ⓘ Salittu	[Gahnite] Niskanen, Maria (2014). Salitun felsisten juonten mineraalikoostumus ja evoluutio. Pro Gradu-tutkielma (2014). Geotieteiden ja Maantieteen Laitos Helsingin Yliopisto.gedrite
Uusimaa Lohja Palmottu Lake ⓘ Palmottu U deposit	[Hercynite] Pérez del Villar, L. et al. 1997.. Structural, lithological and mineralogical analyses of Borehole R-385 (386) from the Palmottu site. Geologian Tutkimuskeskus arkistoraportti 50/97/05.
Porvoo Bjurböle ⓘ Bjurböle meteorite	[Hercynite] Goryunov, Michael V., Maksimova, Alevtina A., Oshtrakh, Michael I. (2023) Advances in Analysis of the Fe-Ni-Co Alloy and Iron-Bearing Minerals in Meteorites by Mössbauer Spectroscopy with a High Velocity Resolution. Minerals, 13 (9) doi:10.3390/min13091126
Raseborg Pohja ⓘ Nyckeln deposit (Brödtorp deposit)	[Gahnite] Geological Survey of Finland 2008. Nyckeln -Zinc Database.

France
Auvergne-Rhône-Alpes Allier Vichy Laprugne ⓘ Charrier Mine	[Gahnite] P. Picot, Z. Johan : "Atlas of Ore Minerals", BRGM, Elsevier, 1982
Haute-Loire Brioude Azérat ⓘ Allevier	[Hercynite] Leblanc, M., Didier, J. (1987) Enclaves ultrabasiques carbonatisées avec traces d'or, dans les anatexites du Haut-Allier (France). Bulletin de Minéralogie: 110(4): 359-371.
Champagnac-le-Vieux ⓘ Champagnac-le-Vieux	[Hercynite] P.G. Pélisson : "Etude Minéralogique et Métallogénique du District Filonien Polytype de Paulhaguet (Haute-Loire, Massif Central Français)", Doctorate Thesis, Orléans, France, 1989
Cistrières ⓘ La Barbate	[Hercynite] F.H Forestier "Les Péridotites Serpentinisées en France, Fascicule IV, Massif Central Médian : Bassin du Haut Allier", BRGM, 1964
ⓘ Madriat	[Hercynite] F.H Forestier "Les Péridotites Serpentinisées en France, Fascicule IV, Massif Central Médian : Bassin du Haut Allier", BRGM, 1964
ⓘ Mandel	[Hercynite]
Lubilhac ⓘ Malepeyre	[Hercynite] P.G. Pélisson : "Etude Minéralogique et Métallogénique du District Filonien Polytype de Paulhaguet (Haute-Loire, Massif Central Français)", Doctorate Thesis, Orléans, France, 1989 F.H. Forestier : "Les Péridotites Serpentinisées de France", Fascicule IV, BRGM, 1964
Saint-Cirgues ⓘ Les Rochers de Lisoul	[Hercynite] Leblanc, M., Didier, J. (1987) Enclaves ultrabasiques carbonatisées avec traces d'or, dans les anatexites du Haut-Allier (France). Bulletin de Minéralogie: 110(4): 359-371.
Saint-Ilpize ⓘ Chantel	[Hercynite] FORESTIER F. H., LASNIER B. (1969) – Découverte de niveaux d’amphibolites à pargasite, anorthite, corindon et saphirine dans les schistes cristallins de la vallée du Haut-Allier – Existence du faciès granulite dans la massif Central Français, Contr. Mineral. And Petrol. 23, pp. 194-235.
Salzuit ⓘ La Charbonnière	[Hercynite]
Torsiac Lanau ⓘ Listvenite outcrop	[Hercynite] Leblanc, M., Didier, J. (1987) Enclaves ultrabasiques carbonatisées avec traces d'or, dans les anatexites du Haut-Allier (France). Bulletin de Minéralogie: 110(4): 359-371.
Le Puy-en-Velay Vernassal ⓘ Peridotite outcrop	[Hercynite] F.H. Forestier : "Les Péridotites Serpentinisées en France, Groupe I, Fascicule IV, Bassin du Haut Allier", BRGM, 1964
Puy-de-Dôme Issoire Champagnat-le-Jeune ⓘ Le-Saut-du-Loup	[Hercynite] Leblanc, M., Didier, J. (1987) Enclaves ultrabasiques carbonatisées avec traces d'or, dans les anatexites du Haut-Allier (France). Bulletin de Minéralogie: 110(4): 359-371.
Rhône Villefranche-sur-Saône Chessy ⓘ Chessy copper mines	[Gahnite] *De Ascençao Guedes, Roger (2003) Les minéraux et les minéralogistes de Chessy-les-Mines [The minerals and the mineralogists of Chessy-les-Mines]. Le Règne Minéral - Hors Série 9, 46-85*
Brittany Morbihan Vannes Limerzel ⓘ Aplitic granite outcrop	[Gahnite] P. Devismes : "Atlas photographique des minéraux d'alluvions", BRGM, 1978.
ⓘ La Chapelle-Saint-Clair	[Gahnite] P. Devismes : "Atlas photographique des minéraux d'alluvions", BRGM, 1978.
Penestin ⓘ Pointe du Bile beach alluvial deposits	[Gahnite] CHAURIS L. (1982) - Les sables lourds des plages du Mor Bras – Introduction à l’étude des placers littoraux en Bretagne Méridionale, Bull. Soc. Sc. nat. Ouest de la France, nouvelle série, tome 4, (1) p. 14.
Centre-Val de Loire Loir-et-Cher Vendôme Lancé ⓘ Lancé Meteorite	[Hercynite] Brearley, A. J. & Jones, R. H. (1998): Chondritic Meteorites. In: Planetary Materials (Papike, J. J., Editor): Chapter 3, 398 pages. Mineralogical Society of America: Washington, DC, USA. (1998)
Loiret Montargis Gien ⓘ Loire river alluvial deposits	[Hercynite] Collected by François Périnet
Corsica Haute-Corse Bastia Canari ⓘ Canari Mine (Albo)	[Hercynite] H. Azais, J. Bouladon, P. Picot, P. Sainfeld : "Le Problème du Nickel dans les Serpentines de Corse", 1968, Bulletin du BRGM
Calvi ⓘ Saint-Florent	[Hercynite] H. Azias et al. : "Le problème du nickel dans les serpentinites de Corse", Extrait du Bulletin du BRGM, N°1, 1968
Corte ⓘ Altiani	[Hercynite] H. Azias et al. : "Le problème du nickel dans les serpentinites de Corse", Extrait du Bulletin du BRGM, N°1, 1968
ⓘ Bigorno	[Hercynite]
ⓘ Bustanico	[Hercynite]
ⓘ Cabiteppe (?)	[Hercynite] H. Azias et al. : "Le problème du nickel dans les serpentinites de Corse", Extrait du Bulletin du BRGM, N°1, 1968
ⓘ Campitello	[Hercynite]
Canale-di-Verde ⓘ Cuniole	[Hercynite] H. Azias et al. : "Le problème du nickel dans les serpentinites de Corse", Extrait du Bulletin du BRGM, N°1, 1968
Ghisoni ⓘ Chiose	[Hercynite] H. Azias et al. : "Le problème du nickel dans les serpentinites de Corse", Extrait du Bulletin du BRGM, N°1, 1968
ⓘ Fium 'Orbo valley	[Hercynite] H. Azias et al. : "Le problème du nickel dans les serpentinites de Corse", Extrait du Bulletin du BRGM, N°1, 1968
Matra ⓘ Matra Mine	[Hercynite] H. Azias et al. : "Le problème du nickel dans les serpentinites de Corse", Extrait du Bulletin du BRGM, N°1, 1968
ⓘ Moïta	[Hercynite] H. Azias et al. : "Le problème du nickel dans les serpentinites de Corse", Extrait du Bulletin du BRGM, N°1, 1968
ⓘ Morosaglia	[Hercynite]
ⓘ Ponte Leccia	[Hercynite]
ⓘ Moulin de Grenier (?)	[Hercynite] H. Azias et al. : "Le problème du nickel dans les serpentinites de Corse", Extrait du Bulletin du BRGM, N°1, 1968
ⓘ Muffrage (?)	[Hercynite]
ⓘ Nocario	[Hercynite]
ⓘ Pero-Casevecchie	[Hercynite]
Prato-di-Giovellina ⓘ Prato pass	[Hercynite]
ⓘ Railway tunnel	[Hercynite]
ⓘ Sant'Andréa-di-Cotone	[Hercynite]
ⓘ Volpajola	[Hercynite]
French Guiana ⓘ Tamanoir massif	[Gahnite] *Sinkankas, John (1981) Emerald and other beryls. Chilton Book Co, Pennsylvania. 665pp.*
Martinique Arrondissement of Le Marin Les Trois-Îlets ⓘ Gros Îlet	[Hercynite]
Occitanie Ariège Saint-Girons Aulus-les-Bains Col d'Agnès La Freychinède ⓘ Peridotite outcrop	[Hercynite] J.L. Bodinier et al. , Bull. Minéral. , 1987, 110, pp. 345-358 / A.B. Woodland , Chemical Geology, 10 December 1996, vol. 134, no. 1, pp. 83-112(30) / J.P. Lorand, 1989, Lithos, 23, 281-299
Le Port Col d'Agnès Etang de Lers ⓘ Peridotite outcrops	[Hercynite] J.L. Bodinier et al. , Bull. Minéral. , 1987, 110, pp. 345-358 / A.B. Woodland , Chemical Geology, 10 December 1996, vol. 134, no. 1, pp. 83-112(30) / J.P. Lorand, 1989, Lithos, 23, 281-299
Aude Carcassonne Citou ⓘ Meyrac	Eur. J. Mineral. , 1991, 3, pp. 957-969.
Salsigne ⓘ Salsigne mine	Eur. J. Mineral. , 1991, 3, pp. 957-969.
Aveyron Rodez Espalion ⓘ Puech de Vermus	[Hercynite] Boutry C., Pelisson P., Pillard F. (1986), Les zéolites d'Espalion, Le Cahier des Micromonteurs, n°2, pp: 3-7
Gard Le Vigan Trèves Mas Aubert ⓘ La Pierre Plantée pass	[Hercynite] R.C. Maury and P. Picot : "Conditions d'Apparition du Fer Natif dans une Enclave de Schistes Graphiteux d'une Basanite des Cévennes", Bulletin de Minéralogie, 1979, Vol. 102, N° 4, 326-332
Lozère Florac Vialas ⓘ Vialas smelter slag locality	[Gahnite] *Lheur, Cédric, Deliens, Michel (1998) Les minéraux des scories de Vialas Lozère. Le Règne Minéral, 4 (21) Les Éditions du Piat. 25-31*
Pyrénées-Orientales Céret Argelès-sur-Mer ⓘ Pegmatite field	[Hercynite] BERBAIN. C, RILEY. T, FAVREAU. G, (2012). Phosphates des pegmatites du massif des Albères. Ed Association française de Microminéralogie,
Collioure ⓘ Pegmatite field	[Hercynite] BERBAIN. C, RILEY. T, FAVREAU. G, (2012) Phosphates des pegmatites du massif des Albères. Ed Association Française de Microminéralogie
Prades ⓘ Py	[Hercynite] Guitard, G. (2010): Catalogue raisonné de la collection de minéralogie régionale, C.E.R.P. de Tautavel, 104.
Taurinya ⓘ Balatg	[Gahnite] Berbain, C., Favreau, G. & Aymar, J. (2005): Mines et minéraux des Pyrénées-Orientales et des Corbières, Association Française de Microminéralogie Ed., 74.
ⓘ Col des Voltes	[Gahnite] Guitard, G. (2010): Catalogue raisonné de la collection de minéralogie régionale, C.E.R.P. de Tautavel, 104.
Provence-Alpes-Côte d'Azur Var Draguignan Cavalaire-sur-Mer ⓘ Carrade de Cavalaire	[Hercynite] G. MARI (1979) : Mines et minéraux de la Provence cristalline (Maures.Esterel.Tanneron) Ed. SERRES (in French)

Germany
Baden-Württemberg Freiburg Region Emmendingen Sasbach am Kaiserstuhl ⓘ Limberg Quarries	[Hercynite] *Weiß, Stefan (1990) Mineralfundstellen Atlas Deutschland West. Christian Weise Verlag, Munich, Germany. 320pp.*
Ortenaukreis Oberwolfach ⓘ Clara Mine	[Gahnite] *Walenta, Kurt (1992) Die Mineralien des Schwarzwaldes und ihre Fundstellen. Christian Weise Verlag, München. p.1-336.*
Stuttgart Region Esslingen Ostfildern ⓘ Scharnhausen	[Hercynite] Walenta, K. (1960) Jber. u. Mitt. oberrh. geol. Ver. Vol 42 (1960): 23-53
Bavaria Lower Bavaria Passau District ⓘ Kropfmühl-Untergriesbach graphite mining district	[Gahnite] *Weiß, Stefan (1990) Mineralfundstellen Atlas Deutschland West. Christian Weise Verlag, Munich, Germany. 320pp.*
Vilshofen ⓘ Wimhof Quarry	[Gahnite] *Weiß, Stefan (1990) Mineralfundstellen Atlas Deutschland West. Christian Weise Verlag, Munich, Germany. 320pp.*
Regen District Bodenmais ⓘ Silberberg Mine	[Gahnite] Obermüller, T., (1993): Der Silberberg bei Bodenmais/Bayer. Wald, Der Aufschluss, Vol. 44, 201-224 Lucchesi, S., Della Giusta, A., & Russo, U. (1998). Cation distribution in natural Zn-aluminate spinels. Mineralogical Magazine, 62(1), 41-54.
Zwiesel Theresienthal ⓘ Rother Koth Mine	[Hercynite] *Pfaffl, Fritz, Hirche, Thomas (1992) Gesteine und Mineralien der Sulfiderzlagerstätte Rotkot bei Theresienthal / Zwiesel (Bayerischer Wald) Der Bayerische Wald (Alt), 28 (2) 16-17*
Lower Franconia Haßberge District Maroldsweisach ⓘ Zeilberg Quarry	[Hercynite] *Wittern, Artur (2001) Mineralfundorte und ihre Minerale in Deutschland* (1st ed.) Schweizerbart, Stuttgart.**
Upper Palatinate Cham District Lam Schmelz ⓘ Johanniszeche	[Gahnite]
Tirschenreuth District Kemnath Waldeck ⓘ Kalvarienberg	[Hercynite] Pöllmann et al. (2007): Aufschluss 58, 227-233.
Hesse Darmstadt Frankfurt ⓘ Heddernheim slag locality	[Gahnite] Blessing,C. & Pock,R. (1991). Mineralbildungen in Schlacken auf dem Gelände der ehemaligen Kupferwerke in Frankfurt/M-Heddernheim. Aufschluss, Jg.42, Nr.6, S.339-57
Kassel Region Kassel Hofgeismar ⓘ Westberg Quarry	[Hercynite] *Weiß, Stefan (1990) Mineralfundstellen Atlas Deutschland West. Christian Weise Verlag, Munich, Germany. 320pp.*
Lower Saxony Göttingen District Adelebsen Güntersen ⓘ Backenberg quarries	[Hercynite] Wedepohl, K.H. (1954): Contributions to Mineralogy and Petrology 4, 217-232.
North Rhine-Westphalia Arnsberg Märkischer Kreis Iserlohn Letmathe ⓘ Genna zinc smelter slag locality	[Gahnite] Bender, D. and Krimmelbein, W. (1994) Aktuelle Übersicht: Mineralien der Zinkhütte Genna/Sauerland. Stand Juni 1994. Mineralien-Welt, 4/94, 10.
Cologne Bonn ⓘ Finkenberg	[Hercynite] Moreva-Perekalina, T.V. (1985): Ultramafic xenoliths from alkaline basalts of Finkenberg (Siebengebirge, West Germany), Scripta geologica, Vol. 78, Rijksmuseum van Geologie en Mineralogie, Leiden
Rhein-Sieg-Kreis Wachtberg Niederbachem ⓘ Dächelsberg	[Hercynite] Frechen, J., (1976): Siebengebirge am Rhein, Laacher Vulkangebiet, Maargebiet der Westeifel, Bornträger Berlin Stuttgart
Rhineland-Palatinate Ahrweiler Adenau Müllenbach ⓘ Bocksberg	[Hercynite] Vogelsang, K.:Trachyte und Basalte der Eifel, Dissertation Universität Leipzig, 1890
Brohltal Glees ⓘ Gleeser Felder	[Hercynite] Brauns, R., Die kristallinen Schiefer des Laacher See Gebietesund ihre Umbildung zu Sanidinit, Schweizerbart, Stuttgart, 1911
ⓘ Hüttenberg	[Hercynite] Brauns, R., Die Mineralien der Niederrheinischen Vulkangebiete, Schweizerbart, Stuttgart, 1922
Wehr ⓘ Kappiger Ley (Kappiger Lay)	[Hercynite] *Hentschel, Gerhard (1983) Die Mineralien der Eifelvulkane* (1st ed.) Christian Weise Verlag, Munich.**
Mayen-Koblenz Mendig Mendig ⓘ Basalt quarries	[Hercynite] Brauns, R., Die Mineralien der Niederrheinischen Vulkangebiete, Schweizerbart, Stuttgart, 1922
ⓘ In den Dellen quarries	[Hercynite] Brauns, R., Die kristallinen Schiefer des Laacher See Gebietesund ihre Umbildung zu Sanidinit, Schweizerbart, Stuttgart, 1911 Henschel, G. (1987) Die mineralien der Eifelvulkane. 176 pp.2. Auflage, München
ⓘ Thelenberg	[Hercynite] Brauns, R. , Die kristallinen Schiefer des Laacher See Gebietesund ihre Umbildung zu Sanidinit, Schweizerbart, Stuttgart, 1911)
Wingertsberg ⓘ Pumice quarries	[Hercynite] Brauns, R., Die kristallinen Schiefer des Laacher See Gebietesund ihre Umbildung zu Sanidinit, Schweizerbart, Stuttgart, 1911
Pellenz Kruft ⓘ Krufter Ofen	[Hercynite] Brauns, R., Die kristallinen Schiefer des Laacher See Gebietesund ihre Umbildung zu Sanidinit, Schweizerbart, Stuttgart, 1911
Vordereifel Ettringen ⓘ Caspar quarry	[Hercynite] *Blass, G., Graf, H. W., Kolitsch, U., Sebold, D. (2004) Neue Funde aus der Vulkaneifel. Mineralien Welt, 15 (3) 58-69*
Vulkaneifel Daun Dreis-Brück Dreis ⓘ Dreiser Weiher	[Hercynite] Brauns, R., Die Mineralien der Niederrheinischen Vulkangebiete, Schweizerbart, Stuttgart, 1922
Üdersdorf ⓘ Löhley	[Hercynite] Guth, G., Interessante Neufunde für den Basaltbruch Liley (Löley) bei Üdersdorf in der Westeifel Mineralien-Welt 2/2000
Gerolstein Rockeskyll Rockeskyll volcanic complex ⓘ Auf Dickel (incl. Nonnental)	[Hercynite] Haardt, W., Die vulkanischen Auswürflinge und Basalte am Killer Kopf bei Rockeskyll in der Eifel, Jb. Preuß. Geolog. Landesanstalt, Berlin 35, 177-252
Westerwaldkreis Wallmerod Hundsangen ⓘ Ölberg quarry	[Hercynite] Köster, H.M. (1960): Contributions to Mineralogy and Petrology 7, 71-75.
Saxony Görlitz District Löbau ⓘ Löbauer Berg	[Hercynite] Rose, G. (1868): Verhandlungen der deutschen geologischen Gesellschaft, Zeitschrift der deutschen geologischen Gesellschaft, Vol. 20, 230-233
Zwickau District ⓘ Callenberg	[Hercynite] Paul, M. (1995): Mineralogie, Chemismus und Gliederung der Ni-führenden Verwitterungskrusten auf Serpentinit von Callenberg, Sachsen. Zeitschrift für Geologische Wissenschaften 23, 331-347 (in German).

Greece
Eastern Macedonia and Thrace Drama Paranesti ⓘ Ruby occurrence	[Hercynite] Wang et al. (2017), The Origin of a new Pargasite-Schist Hosted Ruby Deposit from Paranesti, Northern Greece. The Canadian Mineralogist, Vol. 55, pp. 535-560.
North Aegean ⓘ Icaria	[Gahnite] Iliopoulos, I. and Katagas, C. (2004) Corundum bearing metabauxites from Ikaria Island (Greece): mineralogy and geochemistry. 10th G.S.G. Congress, 15‐17 April 2004, Thessaloniki, Greece (abstract).
Samos Eastern Samos ⓘ Eastern coast	[Gahnite] American Mineralogist (2003) 88, 789-805
Western Samos Kerkis mountain ⓘ Mikro-Lakka emery deposit	[Gahnite] Ockenga, E., Yalçin, Ü., Medenbach, O., and Schreyer, W. (1998) Zincohögbomite, a new mineral from eastern Aegean metabauxites. European Journal of Mineralogy: 10: 1361-1366. Jambor, J.L., Pertsev, N.N., and Roberts, A.C. (1999) New mineral names. American Mineralogist: 84: 1195-1198.

Greenland
Qeqertalik ⓘ Disko Island	[Hercynite] Contrib.Mineral Petrol (1981) 77:307-324
Sermersooq Nuuk ⓘ Malene belt	[Gahnite] Peter W. Uitterdijk Appel (1986) Gahnite in an Archaean Iron-Formation, West Greenland. Mineralogical Magazine 50:175-177.
ⓘ Nuummite localities	[Gahnite] Uitterdijk Appel, P.W. & Jensen, A. (1987): A new gem material from Greenland: Iridescent orthoamphibole. Gems & Mineralogy. Spring 1987, 36-42
ⓘ Qeqertarsuatsiaat area	[Hercynite] *Petersen, Ole V., Secher, Karsten (1993) The Minerals of Greenland. The Mineralogical Record, 24 (2) 1-67*

Guyana
Potaro-Siparuni Region Kamakusa ⓘ Merume river	[Gahnite] Milton, C., Appleman, D.E., Appleman, M.H., Chao, E.C.T., Cuttitta, F., Dinnin, J.I., Dwornik, E.J., Ingram, B.L., Rose Jr., H.J. (1976) Merumite - A Complex Assemblage of Chromium Minerals from Guyana. United States Department of the Interior, Geological Survey Professional Paper 887.

Hungary
Baranya County Komló District Mánfa ⓘ Baranya brook	[Hercynite] Mineral Species of Hungary, 2005
Fejér County Gárdony District Sukoró ⓘ Rigó Hill	[Hercynite] Mineral Species of Hungary, 2005
Nógrád County Bárna ⓘ Nagy-kő	[Hercynite] C. Szabó et al. , Eur. J. Mineral. , 1996, 8, pp. 881-899.
Salgótarján ⓘ Pécs-kő	[Hercynite] EGU / EGS - AGU - EUG Joint Assembly, Abstracts from the meeting held in Nice, France, 6 - 11 April 2003, abstract #748 "Silicate melt inclusions in olivine phenocrysts from Hegyestu (Bakony-Balaton Highland) and Pecsko alkaline basalts (Nograd-Gomor), Hungary"
Veszprém County Balatonfüred District Monoszló ⓘ Hegyestű Quarry	[Hercynite] XVI ECROFI European Current Research On Fluid Inclusions, Porto 2001, Abstracts (Eds F. Noronha, A. Dória and A. Guedes), Faculdade de Ciências do Porto, Departamento de Geologia, Memória nº 7, pp. 237-240. Porto, 2001
Zala County Nagykanizsa District Garabonc ⓘ Garabonc borehole no. 1	[Hercynite] Mineral Species of Hungary, 2005

India
Andhra Pradesh Uttarandhra Region Visakhapatnam District ⓘ Paderu	[Hercynite] Eur. J. Mineral. , 1991, 3, pp. 367-386.
Bihar Gaya District ⓘ Shergotty Martian meteorite	[Hercynite] Treiman, A. H. (1985). Amphibole and hercynite spinel in Shergotty and Zagami: Magmatic water, depth of crystallization, and metasomatism. Meteoritics, 20(2), 229-243.
Gujarat Surendranagar District ⓘ Dhajala meteorite	[Hercynite] Noonan, A.F., Fredriksson, K., Jarosewich, E. & Brenner, P. (1976). Mineralogy and bulk, chondrule, size-fraction chemistry of the Dhajala India, chondrite: Meteoritics 11 (4), 340-343. (Dec 1976).
Madhya Pradesh Betul Belt ⓘ Koparpani prospect	[Gahnite] Ghosh, B. & Praveen, M.N. (2007): Garnet-gahnite-staurolite relations and occurrence of ecandrewsite from the Koparpani base metal sulfide prospect, Betul Belt, Central India. Neues Jahrbuch für Mineralogie, Abhandlungen, 184, 105-116.
Meghalaya East Khasi Hills District ⓘ Sung Valley complex	[Hercynite] Krishnamurthy, P. (1985). Petrology of the carbonatites and associated rocks of Sung Valley, Jaintia hills district, Meghalaya, India. Journal of The Geological Society of India, 26(6), 361-379. Sen, A. K. (1999). Origin of the Sung Valley carbonatite complex, Meghalaya, India: major element geochemistry constraints. Journal of the Geological Society of India, 53(3), 285-297.
Odisha Koraput District ⓘ Panasapattu	[Hercynite] C.V. Dharma Rao, M. Santosh, Reia M. Chmielowski (2012) Sapphirine granulites from Panasapattu, Eastern Ghats belt, India: Ultrahigh-temperature metamorphism in a Proterozoic convergent plate margin. Geoscience Frontiers 3:9-31
Rajasthan Bhilwara District ⓘ Rampura-Agucha Zn-(Pb) deposit	[Gahnite] Höller, W., and Gandhi, S.M. (1997): Mineralogy and Petrology 60, 99-119.
Jodhpur Division Sirohi District ⓘ Ajari-Basantgarh-Pipela	[Gahnite] Mukherjee, A. D., Sen, R., & Mondal, A. (1998). Freibergite from polymetallic sulphide deposits of the Delhi-Aravalli belt, Rajasthan. Journal of the Geological Society of India, 52(5), 543-547.
Tamil Nadu Thiruvannaamalai district ⓘ Mamandur	[Gahnite] Mineralogical Magazine 63:743-755. Ghosh, B., Some, S., & Thakur, A. (2011). Petrogenesis of zincian spinel from Mamandur base metal sulphide prospect, Tamil Nadu. Journal of the Geological Society of India, 78, 365-369.
Tiruchirapalli District Ellammankovilpatti ⓘ Ellammankovilpatti Quarry	[Hercynite] Grew, E. S., Abraham, K., and Medenbach, O., 1987, Ti-poor hoegbomite in kornerupine-cordierite-sillimanite rocks from Ellammankovilpatti, Tamil Nadu, India, CONTRIBUTIONS TO MINERALOGY AND PETROLOGY, v. 95, (1), 21-31.
Telangana Karimnagar District Malial ⓘ Kornerupine Locality	[Hercynite] Sharma, I. N. and Prakash, D., 2006, Occurrence of Kornerupine-bearing granulite from Karimnagar, Andhra Pradesh, Current Science, v. 91, p. 678-683.

Indonesia
South Kalimantan Province Tanah Bumbu Regency Batulicin ⓘ Mt Kuku	[Hercynite] Lianshun Feng (1996): Geology and Prospecting 32(1), 22-26

Iran
Isfahan Province Aran and Bidgol County ⓘ Veshnaveh	[Hercynite] Nezafati, N., & Stöllner, T. (2017). Economic geology, mining archaeological and archaeometric investigations at the Veshnaveh ancient copper mine, Central Iran. Metalla, 23(2), 67-90.

Ireland
Ulster Donegal County Ardara ⓘ Narin (Naran)	[Hercynite] B. P. Atkin (1978) Mineral. Mag. 42,237-9. *Ryback, George, Nawaz, R., Farley, E. (1988) Seventh supplementary list of British Isles minerals (Irish) Mineralogical Magazine, 52 (365) 267-274*

Italy
Aosta Valley Fénis Clavalité Valley ⓘ Misérègne slag locality	[Hercynite] Toffolo, L. (2012-13) Studio dell’antico sito metallurgico di Misérègne (Fénis, AO): la miniera, le scorie. Tesi di laurea magistrale in geologia e geologia tecnica. Università di Padova, Dipartimento di Geoscienze, 113 pp.
Saint-Marcel Servette-Chuc mining complex ⓘ Servette slag heaps	[Hercynite] Tumiati, S., Casartelli, P., Mambretti, A., Martin, S., Frizzo, P., and Rottoli, M. (2005) The ancient mine of Servette (Saint-Marcel, Val d' Aosta, western Italian Alps): A mineralogical, metallurgical and charcoal analysis of furnace slags. Archaeometry, 47: 317-340.
Torgnon ⓘ Marmore stream	[Hercynite] Mineralogical Magazine, 80: 1315– 1321 Cámara, F., Cossio, R., Regis, D., Ciriotti, M.E. and Compagnoni, R. (2016) Magnesiobeltrandoite-2N3S, IMA 2016-073. CNMNC Newsletter No. 34, December 2016, page 1318
Calabria Catanzaro Province Tiriolo ⓘ Donna Angelica Valley ?	[Gahnite] De Michele, V. (1974). Guida mineralogica d'Italia. Istituto Geografico De Agostini, Novara, 2 vol D’Ippolito V., Andreozzi G.B. (2013) Linking crystal chemistry and physical properties of natural and synthetic spinels: A UV-VIS-NIR and Raman study. Ph.D. Thesis, Sapienza Università di Roma. 2013. 237 p
Campania Benevento Cusano Mutri ⓘ Regia Piana bauxite deposit	[Hercynite] Mondillo N., Balassone G., Boni M., Rollinson G. (2011): Karst bauxites in the Campania Apennines (southern Italy): a new approach. Per. Mineral., 80, 3, 407-432.
Emilia-Romagna Ferrara Province Vigarano Mainarda Vigarano Pieve ⓘ Vigarano meteorite (Cariani; Ferrara; Mainardi; Morandi; Parish; Pieve; Vigarano Mainarda; Vigarano Pieve; Vigarno; Vigarvano; Vigavano [NHM cat.])	[Hercynite] Maruyama, S., Kunihiro, T., Nakamura, E. (2008) A hercynite-rich inclusion in the Vigarano CV3 chondrite. 71st Annual Meeting of the Meteoritical Society, held July 28-August 1, 2008 in Matsue, Japan. Meteoritics & Planetary Science Supplement, Vol. 43, paper id. 5183 Maruyama, S., Tomioka, N. (2011) Ca-Al-Fe-rich inclusion in the Vigarano CV3 chondrite. Meteoritics & Planetary Science, 46, 5, 690–700.
Modena Province Serramazzoni ⓘ Varana ophiolite	[Hercynite] Bertacchini, M., Bettelli, G., Bonazzi, U., Capedri, S., Capitani, M., Castaldini, D., Conti, S., Corradini, D., Fioroni, C., Fontana, D., Fregni, P., Gasperi, G., Giusti, C., Lugli, S., Marchetti, M., Panini, F., Panizza, M., Pellegrini, M., Piacente, S., Rossi, A., Soldati, M., and Tosatti, G. (1999) I beni geologici della provincia di Modena. Artioli, Modena, 104 pp.
Parma Province Tornolo ⓘ Monte Rocchetta	[Hercynite] Galli, M. (1963) Su una microbreccia serpentinosa di Monte Rocchetta (Appennino Chiavarese) Rendiconti della Società Mineralogica Italiana, 19, 109-116.
Lazio Metropolitan City of Rome Capital ⓘ Anguillara Sabazia	[Hercynite] Schingaro E., Scordari F., Capitanio F., Parodi G., Smith D.C., Mottana A. (2001): Crystal chemistry of kimzeyite from Anguillara, Mts. Sabatini, Italy, European Journal of Mineralogy, 13, 749-759.
Rome ⓘ Corcolle	[Hercynite] No reference listed
Viterbo Province Vetralla ⓘ Fosso Ricomero	[Hercynite] Parodi, G. C., Della Ventura, G., & Lorand, J. P. (1989). Mineralogy and petrology of an unusual osumilite+ vanadium-rich pseudobrookite assemblage in an ejectum from the Vico volcanic complex (Latium, Italy). American Mineralogist, 74(11-12), 1278-1284.
Liguria Genoa Borzonasca ⓘ Mt. Rocchetta (La Rocchetta)	[Hercynite] Antofilli, Borgo, Palenzona, 1985. I nostri minerali. Geologia e mineralogia in Liguria. Edizioni Melita, La Spezia.
Casarza Ligure Bargone ⓘ Costa di Bargone	[Hercynite] Galli M., Cortesogno L. (1970): Studi petrografici sulle formazioni ofiolitiche dell'Appennino ligure. Nota XIII - Fenomeni di metamorfismo di basso grado in alcune rocce della formazione ofiolitica dell'Appennino ligure. Rend. Soc. Ital. Mineral. Petrol., 26, 599-647.
ⓘ Groppaggi	[Hercynite] Galli M., Cortesogno L. (1970): Studi petrografici sulle formazioni ofiolitiche dell'Appennino ligure. Nota XIII - Fenomeni di metamorfismo di basso grado in alcune rocce della formazione ofiolitica dell'Appennino ligure. Rend. Soc. Ital. Mineral. Petrol., 26, 599-647.
Genoa Varenna Valley ⓘ Carpenara slag locality	[Gahnite] Rivista Mineralogica Italiana, 2 (Avril/Juin), 175-188.
La Spezia Province ⓘ Ligurian Sea to the SW of Portovenere Promontory	[Hercynite] Vinci, A. (1964) Notizie preliminari sui risultati delle ricerche petrografiche sui sedimenti attuali del Mar Tirreno (La Spezia). (Nota preliminare). Rendiconti della Società Mineralogica Italiana, 20, 317-340
Lombardy Sondrio Province Chiavenna ⓘ Tanno	[Gahnite] Bedognè, F. (1991) I minerali dei differenziati acidi di Tanno (Val Chiavenna). Il Naturalista Valtellinese - Atti Mus. civ. Stor. nat. Morbegno, 2, 35-45.
Novate Mezzola ⓘ Codera Valley	[Gahnite] AA. VV., 1996. Collezionare minerali. Hobby & Work.
Sondalo ⓘ Le Prese	[Hercynite] AA. VV., 1996. Collezionare minerali. Hobby & Work.
Piedmont Metropolitan City of Turin Caselette ⓘ Sant'Abaco	[Hercynite] Sanero, E. (1932) Sopra alcune rocce del M. Musinè (Valle di Susa). Periodico di Mineralogia, 3, 87-123.
ⓘ Musinè Mountain	[Hercynite] Sanero, E. (1932): Sopra alcune rocce del M. Musinè (Valle di Susa). Per. Mineral., 3, 87-123.
Verbano-Cusio-Ossola Province ⓘ Finero Ultramafic Complex (incl. Rio Creves)	[Hercynite] The Canadian Mineralogist, V 42, 2004, pp. 1825-1845.
Ornavasso ⓘ Migiandone Mine (Miggiandone)	[Gahnite] AA. VV., 1996. Collezionare minerali. Hobby & Work.
ⓘ Premosello-Chiovenda	[Gahnite] Piccoli, G.C., Maletto, G., Bosio, P., Lombardo, B. (2007). Minerali del Piemonte e della Valle d'Aosta. Associazione Amici del Museo "F. Eusebio" Alba, Ed., Alba (Cuneo) 607 pp.
ⓘ La Piana Alp	[Hercynite] Piccoli, G.C., Maletto, G., Bosio, P., Lombardo, B. (2007). Minerali del Piemonte e della Valle d'Aosta. Associazione Amici del Museo "F. Eusebio" Alba, Ed., Alba (Cuneo) 607 pp.
Trontano ⓘ Campaccio	[Gahnite] Mattioli V. (1976): Crisoberillo e gahnite del Croppo. Notizie Gr. Mineral. Lombardo, 7, 3 (sett. 1976), 65 Mattioli V. (1979): Minerali Ossolani. Ed. Arti Grafiche Medesi, Milano, 268 pp. Piccoli G.C., Maletto G., Bosio P., Lombardo B. (2007): Minerali del Piemonte e della Valle d'Aosta. Associazione Amici del Museo "F. Eusebio" di Alba, Ed., Alba, 607 pp. Boscardin M., Mattioli V., Rocchetti I. (2013): Minerali della Valle Vigezzo. Litotipografia Alcione, Lavis (Trento), 229 pp.
Cosasca ⓘ Grignaschi Quarry	[Gahnite] Piccoli, G.C., Maletto, G., Bosio, P., Lombardo, B. (2007). Minerali del Piemonte e della Valle d'Aosta. Associazione Amici del Museo "F. Eusebio" Alba, Ed., Alba (Cuneo) 607 pp.
Valstrona Campello Monti ⓘ Alvani Mine	[Hercynite] Cossa, A. (1877) Sulla natura delle roccie che racchiudono i depositi di pirrotina nichelifera di Campello-Monti (Varallo). Atti della Reale Accademia dei Lincei, serie 3, Transunti, 1 (1876-77), 169-170 Natale, P., and Zucchetti, S. (1976) Considerazioni sui giacimenti nicheliferi della formazione Ivrea - Verbano (con particolare riguardo al giacimento di Campello Monti in Valle Strona). Bollettino della Associazione Mineraria Subalpina, 13, 1-2, 181-190.
ⓘ Pennino Grande Mine	[Hercynite] Natale, P., and Zucchetti, S. (1976) Considerazioni sui giacimenti nicheliferi della formazione Ivrea - Verbano (con particolare riguardo al giacimento di Campello Monti in Valle Strona). Bollettino della Associazione Mineraria Subalpina, 13, 1-2, 181-190.
Vercelli Province ⓘ Alagna Valsesia	[Hercynite] Piccoli, G.C., Maletto, G., Bosio, P., Lombardo, B. (2007). Minerali del Piemonte e della Valle d'Aosta. Associazione Amici del Museo "F. Eusebio" Alba, Ed., Alba (Cuneo) 607 pp.
Sardinia Nuoro Province Orotelli ⓘ Nuraghe Piscapu pegmatite field	[Gahnite] Pani E. (1995): Characterization and classification of pegmatites related to Sardinian batholith - Plinius, 13, 175-178.
Sicily Syracuse Province Melilli ⓘ Cozzo Molino	[Hercynite] S. Tonarini et al. , Eur. J. Mineral. , 1996, 8, pp. 1153-1173.
Sicily Channel (Sicilian Channel; Strait of Sicily) ⓘ Pantelleria East Seamount	[Hercynite] Rotolo, S.G., Castorina, F., Cellura, D., Pompilio, M. (2006): Petrology and geochemistry of submarine volcanism in the Sicily Channel Rift. J. Geol., 114, 3, 355-365.
Trentino-Alto Adige (Trentino-South Tyrol) South Tyrol Auerberg valley Seefeld Alp ⓘ Seefeld Lake	[Hercynite] 86 (in German). Grisotto, M., Grisotto, L. & Glasow, El. (2016): Pyrop und Bronzit aus dem Ultental, Südtirol. Lapis, 41 (10), 55-58
Burggrafenamt (Burgraviato) Moos in Passeier (Moso in Passiria) ⓘ Monteneve Mine (Schneeberg Mine)	[Gahnite] Exel, R. (1987): Guida mineralogica del Trentino e del Sudtirolo. Athesia, Bolzano, 204 pp.
Wipptal (Alta Vall'Isarco) Pfitsch (Val di Vizze) Sankt Jakob (San Giacomo) Vizze Pass (Pfitsch Pass; Pfitscher Joch) ⓘ Croda Rossa southwest slope (Rotbachl peak southwest slope)	[Gahnite] Zillertal extraLapis nu.12 - Mineralien Welt 4\2010
ⓘ Rinnerlahner	[Gahnite] Folie, K., Gentile, P., Hanke, M., Rocchetti, I. (2010): Mineralien aus der Umgebung des Pfitscher Jochs in Südtirol (II). Mineralien-Welt, 21, 4, 42-67.
Tuscany Grosseto Province Scarlino ⓘ Poggetti Butelli slag locality	[Hercynite] Costagliola, P., Benvenuti, M., Chiarantini,L., Bianchi, S., Di Benedetto, F., Paolieri, M., and Rossato, L. (2008) Impact of ancient metal smelting on arsenic pollution in the Pecora River Valley, Southern Tuscany, Italy. Applied Geochemistry, 23: 1241–1259.
Livorno Province Piombino ⓘ Baratti slag locality	[Hercynite] Benvenuti, M., Mascaro, I., Costagliola, P., Tanelli, G., Romualdi, A. (2000): Iron, copper and tin at Baratti (Populonia): smelting processes and metal provenances. Historical Metallurgy, 34, 2, 67-76.
Metropolitan City of Florence Impruneta ⓘ Carraie Hill	[Hercynite] Prosperi, B., Batacchi, C., Ciriotti, M.E., Ceccantini, L. (2013): Ercinite, perovskite, pirofanite e nuove segnalazioni dalle ofioliti dell' Impruneta, Firenze. Micro, 1/2013, 32-38-
Montaione Montignoso ⓘ Felciaio Hill (Felciaione Hill)	[Hercynite] Manasse E. (1922) - Sulla composizione chimica della cromopicotite di Montignoso presso Iano. - Rend. Lav. Uff. Invenz. Ric., 1.
Veneto ⓘ Assunta 1 borehole	[Hercynite] Meli, S., and Sassi, R. (2003) Petrography, age and geochemistry of the buried «Venice Granodiorite» (Northern Italy). Schweizerische Mineralogische und Petrografische Mitteilungen, 83(1): 57-61 Meli, S., and Sassi, R. (2003) The «Venice Granodiorite»: constraints on the «Caledonian» and Variscan events in the Alpine domain. Rendiconti Lincei, Scienza Fisiche e Naturali, serie 9, 14: 179-204.

Ivory Coast
Montagnes Tonkpi Biankouma Department ⓘ Samapleu mafic-ultramafic intrusion	[Hercynite] Gouedji, F., Picard, C., Coulibaly, Y., Audet, M. A., Auge, T., Goncalves, P., ... & Ouattara, N. (2014). The Samapleu mafic-ultramafic intrusion and its Ni-Cu-PGE mineralization: an Eburnean (2.09 Ga) feeder dyke to the Yacouba layered complex (Man Archean craton, western Ivory Coast). Bulletin de la Société Géologique de France, 185(6), 393-411.
Woroba Worodougou Séguéla department Toubabouko ⓘ Toubabouko diamond field	[Hercynite var: Chromohercynite] Pouclet A. et al. (2004) C.R.Geoscience 336, 9-17

Japan
Ehime Prefecture Inland Sea (Setonaikai) ⓘ Yuge Island	[Hercynite] Amer.Min.(1984) 69, 465-471
Fukuoka Prefecture Fukuoka City ⓘ Kurose	[Hercynite] Masaru Yamaguchi (1964) Petrogenic Significance of Ultrabasic Inclusions in Basaltic Rocks from Southwest Japan. Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 15, #1, 163-219.
ⓘ Nagatare (Nagatareyama; Nagatare mine)	[Gahnite] Yohei Shirose, Seiichiro Uehara (2013) Li tourmaline from Nagatare, Fukuoka Prefecture, Japan. Journal of Mineralogical and Petrological Sciences Vol. 108 (2013) No. 4 August p. 238-243
Fukushima Prefecture ⓘ Ishikawa District	[Gahnite] Introduction to Japanese Minerals (Geological Survey of Japan, 1970)
Gifu Prefecture Ena City ⓘ Kawai mine	[Gahnite] Bulletin of the National Science Museum, Ser. C, 6(4), 107-113 (Tokyo)
Hida City ⓘ Kawai-cho-tsukigase	[Gahnite] Osakabe, T. & Suzuki, M. (1983) Note on the graphite-free corundum-K feldspar gneiss in the Hida metamorphic belt, central Japan. Journal of Science of the Hiroshima University, ser. C, 8, #1, 31-42.
Hokkaidō Prefecture Hidaka Subprefecture Samani District Samani-cho ⓘ Horoman peridotite body	[Hercynite] M. Yamaguchi (1961) Mem. Fac. Sci., Kyushu University, Ser. D, Geology, 10, 2, 233-245.
Ibaraki Prefecture Kitaibaraki City Hanazono-river ⓘ Yojiro waterfall	[Hercynite] Takahata, Hiroyuki Uchiyama, Koji (1985) Dumortierite-Bearing Argillaceous Gneisses from the Abukuma Metamorphic Terrain, Northeast Japan. Jour. Fac. Sci., Hokkaido Univ., Ser. IV, vol. 21, no. 3, Aug. 1985. pp. 465-481.
ⓘ Mizunuma	[Hercynite] Takahata, Hiroyuki Uchiyama, Koji (1985) Dumortierite-Bearing Argillaceous Gneisses from the Abukuma Metamorphic Terrain, Northeast Japan. Jour. Fac. Sci., Hokkaido Univ., Ser. IV, vol. 21, no. 3, Aug. 1985. pp. 465-481.
Iwate Prefecture Oshu City Esashi ward ⓘ Akagane mine	[Gahnite] Dr. Matsuo Nambu ore collection (curated at Geological Survey of Japan)
Kagoshima Prefecture Kagoshima District Tokara Archipelago ⓘ Kuchino Island	[Hercynite] Tokiko Tiba (1989) Petrochemistry of the volcanic rocks from Kuchino-shima, Nakano-shima and Suwanose-jima, Tokara Islands. Memoirs of the National Science Museum (Tokyo), 22, 7-19.
Oita Prefecture Oita City ⓘ Shibuki mine	[Hercynite] Katou, T. (1925) Journal of the Faculty of Science, Imperial University of Tokyo, 2: Geol., Min., Geog., Seism., Vol 1, part 2, 65-77.
Saiki City ⓘ Kiura mine	[Hercynite] Okamoto collection (curated at the Geological Survey museum, Japan)
ⓘ Seki mine	[Hercynite] Katou, T. (1925) Journal of the Faculty of Science, Imperial University of Tokyo, 2: Geol., Min., Geog., Seism., Vol 1, part 2, 65-77.
Okayama Prefecture ⓘ Abandoned unnamed mine	[Gahnite] Sueoka Y, Sakakibara M. (2013) Primary Phases and Natural Weathering of Smelting Slag at an Abandoned Mine Site in Southwest Japan. Minerals. 3(4):412-426. https://doi.org/10.3390/min3040412
Takahashi City Bitchū Shitouyouze ⓘ Sampo mine	[Hercynite] Matsueda, H. (1980) Journal of the Mining College, Akita University, Ser. A, Mining Geology, 5, #4, 15-77.
Tsuyama City ⓘ Oyama and Meyama	[Hercynite] Masaru Yamaguchi (1964) Petrogenic Significance of Ultrabasic Inclusions in Basaltic Rocks from Southwest Japan. Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 15, #1, 163-219.
ⓘ Sukumozuka	[Hercynite] Masaru Yamaguchi (1964) Petrogenic Significance of Ultrabasic Inclusions in Basaltic Rocks from Southwest Japan. Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 15, #1, 163-219.
Saga Prefecture Karatsu City ⓘ Takashima islet	[Hercynite] Masaru Yamaguchi (1964) Petrogenic Significance of Ultrabasic Inclusions in Basaltic Rocks from Southwest Japan. Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 15, #1, 163-219.
Shimane Prefecture Hamada City ⓘ Ohgusoyama	[Hercynite] Masaru Yamaguchi (1964) Petrogenic Significance of Ultrabasic Inclusions in Basaltic Rocks from Southwest Japan. Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 15, #1, 163-219.
Ochi District ⓘ Dohgamaru mine	[Gahnite] Chihiro Fukuda and Masahide Akasaka (2005) Annual Meeting, JAMP, 2005.
Oki District Okinoshima Oki Islands Dogo Island ⓘ Shimoganya quarry	[Hercynite] Masaru Yamaguchi (1964) Petrogenic Significance of Ultrabasic Inclusions in Basaltic Rocks from Southwest Japan. Memoirs of the Faculty of Science, Kyushu University, Series D, Geology, 15, #1, 163-219.
Tottori Prefecture Hino District Nichinan ⓘ Wakamatsu mine	[Hercynite] Alfredo Petrov - unpublished

Kazakhstan
Akmola Region ⓘ Kulet-Kol area	[Gahnite] Hwang, S. L., Shen, P., Chu, H. T., & Yui, T. F. (2006). A new occurrence and new data on akdalaite, a retrograde mineral from UHP Whiteschist, Kokchetav Massif, Northern Kazakhstan. International Geology Review, 48(8), 754-764.
Aktobe Region Kargaly Kempirsay massif ⓘ Donskoye deposit	[Hercynite] Korobkin, V., Samatov, I., Chaklikov, A., & Tulemissova, Z. (2022). Peculiarities of Dynamics of Hypergenic Mineral Transformation of Nickel Weathering Crusts of Ultramafic Rocks of the Kempirsay Group of Deposits in Western Kazakhstan. Minerals, 12(5), 650.
Jambyl Region Moiynkum Kara-Oba W deposit ⓘ Solnechnoye Mine	[Gahnite] Shpanov, Y. P., Sidorenko, G. A., & Stolyarova, T. I. (1971). Akdalaite, a new hydrated variety of alumina. International Geology Review, 13(5), 675-680.
Pavlodar Region Pavlodar ⓘ Efremovka meteorite	[Hercynite] Lunar and Planetary Science XXXI

Kyrgyzstan
Naryn Region ⓘ Dolon paleovalley	[Hercynite] E.Ya. Kievlenko (2003) Geology of gems, p. 63

Lesotho
Leribe District ⓘ Matsoku Mine	[Hercynite] Mathias, M., Siebert, J.C., and Rickwood, P.C. (1970): Contributions to Mineralogy and Petrology 26, 75-123.

Libya
Jabal al Gharbi District Hamadah al Hamra ⓘ Hammadah al Hamra meteorite (HaH 280)	[Hercynite] Bukovanská, M., Brandstätter, F. & Kurat, G. (2003) NWA 1560 (CK4/5) and NWA 1563 (CK5) — A Comparison with HaH 280 (CK4) Chondrite. Meteoritics & Planetary Science 38, supplement: p. A84. (July 2003)

Lithuania
Alytus County Varena Municipality ⓘ Varėna Fe deposit	[Gahnite] Prušinskienė, S., Šiliauskas, L., & Skridlaitė, G. (2017). Varieties and chemical composition of magnetite in the Varėna iron ore deposit. chemija, 28(1), 39-57.

Luxembourg
Canton Wiltz Goesdorf ⓘ Goesdorf antimony mine ?	[Gahnite] Philippo, S. & Hanson, A. (2007): La minéralisation en antimoine de Goesdorf. Ferrantia 49, 111-146.

Madagascar
Anosy Betroka District Bekorobo ⓘ Ampasimainty	[Hercynite] *Lacroix, Alfred (1922) Minéralogie de Madagascar, Tome I. Géologie-Minéralogie descriptive. Augustin Challamel, Paris. p.1-624.* pp.323-323
Mahasoa Est ⓘ Manivitsy	[Hercynite] Lacroix , A. (1939): Observation sur quelques minéraux de Madagascar. Bulletin de la Société française de minéralogie. 62: 300-309
Taolagnaro District Andranobory ⓘ Cap Andrahomana	[Hercynite] Eur. J. Minéral , 1991, 3, pp.367-386
Mandromodromotra ⓘ Osumilite occurrence 1	[Hercynite] Holder, R. M., Hacker, B. R., Horton, F., & Rakotondrazafy, A. F. M. (2018) Ultrahigh-temperature osumilite gneisses in southern Madagascar record combined heat advection and high rates of radiogenic heat production in a long-lived high-T orogen. Journal of Metamorphic Geology, 36 (7): 855–880.
ⓘ Osumilite occurrence 2	[Hercynite] Holder, R. M., Hacker, B. R., Horton, F., & Rakotondrazafy, A. F. M. (2018) Ultrahigh-temperature osumilite gneisses in southern Madagascar record combined heat advection and high rates of radiogenic heat production in a long-lived high-T orogen. Journal of Metamorphic Geology, 36 (7): 855–880.
Atsimo-Atsinanana Farafangana Ankarana Miraihina ⓘ Ankararano	[Hercynite var: Chromohercynite] *Behier, Jean (1963) Carte minéralogique de Madagascar. Archive Service Géologique de Madagascar* A.1871. Service Géologique**
Betsiboka Tsaratanàna District Tsaratanana Commune ⓘ Analamisakana pegmatite (Analamitsakana)	[Gahnite] *Behier, Jean (1963) Carte minéralogique de Madagascar. Archive Service Géologique de Madagascar* A.1871. Service Géologique**
Vakinankaratra Mandoto Betsohana ⓘ Ambatofotsikely pegmatite	[Gahnite] *Behier, Jean (1963) Carte minéralogique de Madagascar. Archive Service Géologique de Madagascar* A.1871. Service Géologique**

Malawi
Central Region Ntcheu ⓘ Chimwadzulu Hill	[Hercynite] H.G. Dill, A review of mineral resources in Malawi: With special reference to aluminium variation in mineral deposits, Journal of African Earth Sciences, Volume 47, Issue 3, March 2007, Pages 153-173, ISSN 1464-343X, 10.1016/j.jafrearsci.2006.12.006.
Northern Region Mzimba ⓘ Champirar Dome	[Hercynite] Haslam, H.W. (1983): An isotropic alteration of cordierite. Mineralogical Magazine: 47: 238-240 in: Dunn, P.J., Cabri, L.J., Ferraiolo, J.A., Grice, J.D., Jambor, J.L., Mueller, W., Shigley, J.E., Puziewicz, J., Vanko, D.A. (1985): New mineral names. American Mineralogist: 69: 1195

Mauritania
Assaba Region Mbout ⓘ Bou Zraïbié Centre	[Gahnite] Mauritanian Geological Survey (1995) database
ⓘ Bou Zraïbié Sud	[Gahnite] Mauritanian Geological Survey (1995) database

Mauritius
ⓘ Rodrigues Island	[Hercynite] Baxter, A.N., Upton, B.G.J., White, W.M. (1985) Petrology and geochemistry of Rodrigues Island, Indian Ocean. Contributions to Mineralogy and Petrology, 89, 1, 90-101.

Mexico
Chihuahua Guachochi Municipality ⓘ Barranca de Cobre (Copper Canyon)	[Gahnite] Megaw, Peter (2023) Personal Communication.
Pueblito de Allende ⓘ Allende meteorite	[Hercynite] Brearley, A. J. & Jones, R. H. (1998). Chondritic Meteorites. In: Planetary Materials (Papike, J. J., Editor): Chapter 3, 398 pages. Mineralogical Society of America: Washington, DC, USA. (1998) Ma, C., Paque, J., & Tschauner, O. (2016, March). Discovery of Beckettite, Ca2V6Al6O20, a New Alteration Mineral in a V-Rich Ca-Al-Rich Inclusion from Allende. In Lunar and Planetary Science Conference (Vol. 47, p. 1704). Ma, C. (2018). Discovery of meteoritic baghdadite, Ca_3 (Zr, Ti) Si_2O_9, in Allende: The first solar silicate with structurally essential zirconium?. Meteoritics and Planetary Science, 53(S1), 6358.

Middle East
ⓘ Hatrurim Formation	[Hercynite] Gross, S. (1977): The Mineralogy of the Hatrurim Formation, Israel. Geological Survey of Israel, Bulletin no. 70, 80 pp.

Mongolia
Dornogovi Province Erdene District ⓘ Khamaryn– Khural–Khiid combustion metamorphic complex	[Hercynite] Savina, E. A., Peretyazhko, I. S., Khromova, E. A., & Glushkova, V. E. (2020). Melted Rocks (Clinkers and Paralavas) from the Khamaryn–Khural–Khiid Combustion Metamorphic Complex in Eastern Mongolia: Mineralogy, Geochemistry and Genesis. Petrology, 28(5), 431-457.
Töv Province Choir-Nyalga basin ⓘ Nyalga Combustion Metamorphic complex	[Hercynite] Peretyazhko, I. S., Savina, E. A., Khrоmova, E. A., & Mills, S. (2017) Minerals of the rhönite-kuratite series in paralavas from a new combustion metamorphic complex in the Choir–Nyalga basin (Central Mongolia): composition, mineral assemblages and formation conditions. Mineralogical Magazine, 81(4), 949-974. Peretyazhko, I. S., Savina, E. A., Khromova, E. A., Karmanov, N. S., & Ivanov, A. V. (2018) Unique Clinkers and Paralavas from a New Nyalga Combustion Metamorphic Complex in Central Mongolia: Mineralogy, Geochemistry, and Genesis. Petrology, 26(2), 181-211.
ⓘ Camel	[Hercynite] Peretyazhko, I. S., Savina, E. A., Khromova, E. A., Karmanov, N. S., & Ivanov, A. V. (2018) Unique Clinkers and Paralavas from a New Nyalga Combustion Metamorphic Complex in Central Mongolia: Mineralogy, Geochemistry, and Genesis. Petrology, 26(2), 181-211.

Morocco
Drâa-Tafilalet Region Errachidia Province Er-Rissani Cercle Sidi Ali Caïdat ⓘ Northwest Africa 4590 meteorite (NWA 4590)	[Hercynite] Kuehner, S. M. & Irving, A. J. (2007) Primary Ferric Iron-Bearing Rhönite in Plutonic Igneous Angrite NWA 4590: Implications for Redox Conditions on the Angrite Parent Body, American Geophysical Union, Fall Meeting 2007, abs. #P41A-0219. (Dec 2007) Kuehner, S. M. & Irving, A. J. (2007) Primary Ferric Iron-Bearing Rhönite in Plutonic Igneous Angrite NWA 4590: Implications for Redox Conditions on the Angrite Parent Body. American Geophysical Union, Fall Meeting 2007, abstract #P41A-0219. (Dec 2007)
Zagora Province Zagora Cercle Tagounite Caïdat ⓘ Northwest Africa 4931 meteorite (NWA 4931)	[Hercynite] Riches et al., (2012). Mineralogical and trace-element constraints on the petrogenesis of Angrites. Lunar and Planetary Science Conference XLII, pdf#2229

Mozambique
Zambezia Province Alto Mólocuè District ⓘ Namacotche LCT pegmatites	[Gahnite] Gomes, C. A. L., & Neiva, A. M. (2022). Tourmalines in the Namacotche Li-Cs-Ta granitic pegmatite group, Mozambique: crystal chemistry and origin. Cadernos do Laboratorio Xeolóxico de Laxe. Revista de Xeoloxía Galega e do Hercínico Peninsular, 44, 132-153.

Namibia
Erongo Region Dâures Constituency ⓘ Tsomtsaub	[Gahnite] *von Bezing, Ludi (2007) Namibia* - Minerals and Localities. Bode Verlag GmbH, Haltern.**
Karibib Constituency Okatjimukuju Farm 55 (Friedrichsfelde Farm) ⓘ Clementine II pegmatite	[Gahnite] P. Keller and O. von Knorring, Eur. J. Mineral. , 1989, 1, pp. 567-593.
Swakopmund Constituency ⓘ Gorob Mine	[Gahnite] Econ Geology (1993)88:72-90
Khomas Region Windhoek Rural ⓘ ~~Okahua Farm 418~~	[Gahnite] A. Wohlschläger, U. Kolitsch and E. Libowitzky (2001): Large "gahnites" from near Okahua, Namibia: only Fe- and Zn-bearing spinels. Mitt. Österr. Mineral. Ges. 146, 323.
Oshikoto Region Tsumeb ⓘ Tsumeb smelter slag locality	[Gahnite] Ettler, V., Johan, Z., Kříbek, B., Šebek, O. & Mihaljevič, M. (2009): Mineralogy and environmental stability of slags from the Tsumeb smelter, Namibia. Applied Geochemistry 24, 1-15.

New Zealand
Auckland Region Lake Pupuke ⓘ Smales Quarry	[Hercynite] E. J. Searle (1961) The petrology of the Auckland Basalts, New Zealand Journal of Geology and Geophysics, 4:2, 165-204,
ⓘ Thorne Bay lava flows	[Hercynite] E. J. Searle (1961) The petrology of the Auckland Basalts, New Zealand Journal of Geology and Geophysics, 4:2, 165-204,
Nelson Region ⓘ Dun Mountain	[Hercynite] Appendix to the 5th ed. of Dana's Mineralogy
Otago Region Kakanui ⓘ Kakanui North & South Heads	[Hercynite] Mason, B. (1968): Contributions to Mineralogy and Petrology 19, 316-327.
Southland Region Southland District Stewart Island ⓘ Tin Range	[Gahnite] Lilley, H., & Scott, J. Greisen W-Sn in the Tin Range, Stewart Island. crownminerals.med.govt.nz (2004) http://crownminerals.med.govt.nz/minerals/docs/comreports/report11_tin.pdf Hamish C. Lilley, James M. Scott, Josh J. Schwartz, Rose E. Turnbull & Andy J. Tulloch (2021) Cretaceous tungsten-tin mineralisation in the Tin Range, Stewart Island, New Zealand, New Zealand Journal of Geology and Geophysics, DOI: 10.1080/00288306.2020.1855216
ⓘ Port Pegasus	[Gahnite] Hutton, C. O. (1957): Contributions to the mineralogy of New Zealand. Part IV. Transactions of the Royal Society of New Zealand 84, 791-803. [http://rsnz.natlib.govt.nz/volume/rsnz_84/rsnz_84_04_007850.pdf]

Nigeria
Kaduna ⓘ Jema'A	[Gahnite] D'Ippolito, V. Andreozzi, G. B. Bosi, F. Halenius, U. Mantovani, L. Bersani, D. Batchelor, R.A., Kinnaird, J.A. (1984) Gahnite compositions compared. Mineralogical Magazine: 48(348): 425-429. Fregola, R. A. (2013) Crystallographic and spectroscopic characterization of a natural Zn-rich spinel approaching the endmember gahnite (ZnAl2O4) composition. Mineralogical Magazine: 77: 2941-2953.
Kogi Yagba West ⓘ Ferronigerite-2N1S occurrence	[Gahnite] Jacobson, R. & J.S. Webb (1947) The Occurrence of Nigerite, a New Tin Mineral in Quartz-Sillimanite-Rocks from Nigeria. Mineralogical Magazine: 28, 118-128.

North Korea
Kangwon Province Tongchon County ⓘ Tongchon coalfield	[Hercynite] Hideo Tsuda (1969) Supplement to "Minerals of Korea".

North Macedonia
Lipkovo Municipality ⓘ Lojane	[Hercynite] Kolitsch, U., Đorđević, T., Tasev, G., Serafimovski, T., Boev, I., Boev, B. (2018): Supergene mineralogy of the Lojane Sb-As-Cr deposit, Republic of Macedonia: Tracing the mobilization of toxic metals. Geologica Macedonica 32, 95-117.
Veles Municipality ⓘ Nežilovo	[Gahnite] Estep, C. S. (1977). An overview of the mineralogy of the Nezilovo, Macedonia district as compared to the Franklin, New Jersey deposits (Doctoral dissertation, The Ohio State University). Schweiz. mineral. petrogr. Mitt. (1994) 74, 321-328 Jancev, S. (2001): Peculiar antimony-bearing minerals of the spinel group in metamorphic rocks from near Nezilovo village, Macedonia. Geokhimiya, Mineralogiya i Petrologiya 38, 73-78.
Jakupica Mountains Babuna Valley ⓘ Kalugeri Hill	[Gahnite] Bermanec et al, 1996 Ermolaeva, V. N., Chukanov, N. V., Jančev, S., & Van, K. V. (2017). Parageneses of Oxygen-bearing Minerals with Chalcophile Elements in Metasomatites of the Pelagonian Massif, Macedonia. In Magmatism of the Earth and related strategic metal deposits (pp. 62-66). Jančev, S., Karamachoska, B., & Boev, B. (2017). Phase relations between Baryte–BaSO4, cymrite–BaAl2Si2O8· H2O and Hyalophane–(K, Ba) Al Si3 O8 from the ore occurrence no. 2 at Kalugjeri micro-locality near Nezhilovo village, Macedonia. Journal of Natural Sciences and Mathematics of UT, 2(3), 100-106.
ⓘ Mixed Series formation	[Gahnite] Chukanov, Nikita V., Jančev, Simeon., Pekov, Igor V. (2015) The association of Oxygen-bearing minerals of the chalcophile elements in the orogenetic zone related to the “mixed series” complex near Nežilovo, . Macedonian Journal of Chemistry and Chemical Engineering, 34 (1) 115-124
ⓘ Kalugjeri micro-locality	[Gahnite] Jančev, S., Karamachoska, B., & Boev, B. (2017). Phase relations between Baryte–BaSO4, cymrite–BaAl2Si2O8· H2O and Hyalophane–(K, Ba) Al Si3 O8 from the ore occurrence no. 2 at Kalugjeri micro-locality near Nezhilovo village, Macedonia. Journal of Natural Sciences and Mathematics of UT, 2(3), 100-106.
ⓘ Zincovelesite-6N6S type locality	[Gahnite] Chukanov, N.V., Krzhizhanovskaya, M.G., Jančev, S., Pekov, I.V., Varlamov, D.A., Göttlicher, J., Rusakov, V.S., Polekhovsky, Y.S., Chervonnyi, A.D., Ermolaeva, V.N. (2018): Zincovelesite-6N6S, Zn3(Fe3+,Mn3+,Al,Ti)8O15(OH), a new högbomite-supergroup mineral from Jacupica mountains, Republic of Macedonia. Mineralogy and Petrology, 112, 733–742. Ermolaeva, V. N., Varlamov, D. A., Chukanov, N. V., & Jančev, S. (2019). Forms of Arsenic Concentration in Sulfide-Free Endogenic Pb–Zn–Sb Ores of the Pelagonian Massif, Republic of North Macedonia. Geology of Ore Deposits, 61(8), 782-790.

Northwest Africa Meteorites
ⓘ Northwest Africa 1670 meteorite (NWA 1670)	[Hercynite] Jambon A., Boudouma, O., Fonteilles, M., Le Guillou, C., Badia D. & Barrat, J. A. (2008) Petrology and mineralogy of the angrite Northwest Africa 1670. Meteoritics & Planetary Science 43:1783–1795. (Nov 2008).
ⓘ Northwest Africa 1934 meteorite (NWA 1934)	[Hercynite] Caltech, photomicrograph by Chi Ma.
ⓘ Northwest Africa 2999 meteorite (NWA 2999)	[Hercynite] Baghdadi, B., Godard, G. & Jambon, A. (2012) Metamorphic Reactional Coronas in the Peridotitic Angrite NWA 3164, Interpretations and Implications: Lunar and Planetary Science Conference, XLIII: LPI Contribution No. 1659, id.2188. (Mar 2012).

Norway
Agder Arendal Barbudalen ⓘ Torbjørnsbu Mine	[Gahnite] Scheerer, Th. (1845) Geognostisk-mineralogiske Skizzer, samlede paa en Reise i Sommeren 1842 [Geognostic-mineralogical Sketches collected during a travel in the Summer of 1842 ]. Nyt magazin for naturvidenskaberne [New magazine for the natural sciences], 4. 126-164
Bykle Hovden Langvatn ⓘ Unnamed Pegmatite	[Gahnite]
Froland Lyngrott ⓘ Seljeåsen Nickel Deposit	[Hercynite] Brickwood, J. D. (1986): The geology and mineralogy of some Fe-Cu-Ni sulphide deposits in the Bamble area, Norway. Norsk Geologisk Tidsskrift. 66, 189-208
Grimstad ⓘ Hasleholmen	[Hercynite] Kihle, Jan, Bucher-Nurmien, K. (1992) Orthopyroxene- sillimanite- sapphirine granulites from the Bamble granulite terrane, southern Norway. Journal of Metamorphic Geology, 10 (5) 671-693 doi:10.1111/j.1525-1314.1992.tb00114.x
Iveland Frikstad ⓘ Frikstad 02 (Litjern pegmatite)	[Gahnite] *Larsen, Alf Olav, Erambert, Muriel (2007) Lepidolite from the Litjern pegmatite, Iveland. Norsk Bergverksmuseum Skrift, 35. 21-24*
ⓘ Rossås	[Gahnite] *Rune S. Selbekk (2010) Norges mineraler* - En revidert utgave av Norges mineraler (Neumann 1985) Tapir Akademiske Forlag, Trondheim. p.1-552.**
Skripeland ⓘ Skripeland 1 feldspar quarry	[Gahnite] *Frigstad, Ole Fridtjof (1999) Amazonittpegmatitter i Iveland-Evje [Amazonite-pegmatites in Iveland-Evje]. Norsk Bergverksmuseum Skrift, 15. 60-73*
ⓘ Solås Pegmatite	[Gahnite] *Nordrum, Fred Steinar (2004) Nyfunn av mineraler i Norge 2003-2004. STEIN. Nordisk magasin for populær geologi, 31 (2) 36-44*
Lyngdal ⓘ Skårdal	[Hercynite] *Ohta, Yoshide (1968) Two localities of Sapphirine in Norway. Mineralogisk-Geologisk Museum - Universitetet i Oslo- Interne notater, Geologisk Museums venner. 24*
Tvedestrand ⓘ Gladstad	[Hercynite] Kihle, Jan (1989) Polymetamorf utvikling av cordieritt-førende metapelitter i Bamble-sektoren, Syd-Norge [Polymetamorphic Evolution of Cordierite Bearing Metapelites of the Bamble Sector, Southern Norway], Unpubl. Cand. Sci. Thesis. 1-360
Snaresund ⓘ Sunde bridge	[Hercynite] Touret, Jacques, Roche, Hubert de la (1971) Contribution to the mineralogy of Norway , No. 45. Saphirine à Snaresund, prés de Tvedestrand (Norvége Méridionale) Norsk Geologisk Tidsskrift [Norwegian Journal of Geology], 51 (2) 170-175
Valle Strømsheia (Straumsheia) Kvæve area ⓘ Unnamed Pegmatite	[Gahnite]
Buskerud ⓘ Kongsberg silver mining district ?	[Gahnite] Kjerulf, Th. & Dahll(1861): Om Kongsbergs Ertsdistrikt. Nyt Magazin for Naturvidenskaben, 11, 173-207 *Henrich Neumann (1985) Norges Mineraler [The Minerals of Norway]. Norges geologiske Undersøkelse Skrifter* Vol. 68. Universitetsforlaget**
Innlandet Dovre ⓘ Unnamed pegmatite ?	[Gahnite] *Selbekk, Rune S. (1991) Meldinger: Noen analyser. STEIN. Nordisk magasin for populær geologi, 18 (3) 9-10*
Lom ⓘ East of Mt. Galdhøpiggen	[Hercynite] Battey, M.H. & Davidson, W. (1977): Exsolution of plagioclase from clinopyroxene in a pyroxenite from Jotunheimen, Norway. Mineralogical Magazine. 41 : 513-518
Visdalen ⓘ Peridotite-gneiss contact	[Hercynite] Griffin, W.L. (1971): Mineral reactions at a peridotite-gneis contact, Jotunheimen, Norway. Mineralogical Magazine: 38: 435-445.
Nordland Evenes ⓘ Niingen Zn/Pb Prospects	[Gahnite] *Vokes, Frank M. (1962) Contributions to the mineralogy of Norway. No. 15. Gahnite in the Bleikvassli ore. Norsk Geologisk Tidsskrift [Norwegian Journal of Geology], 42 (4) 317-329* *Henrich Neumann (1985) Norges Mineraler [The Minerals of Norway]. Norges geologiske Undersøkelse Skrifter* Vol. 68. Universitetsforlaget**
Hemnes Bleikvasslia ⓘ Bleikvassli Mine	[Gahnite] *Vokes, Frank M. (1962) Contributions to the mineralogy of Norway. No. 15. Gahnite in the Bleikvassli ore. Norsk Geologisk Tidsskrift [Norwegian Journal of Geology], 42 (4) 317-329*
Narvik Ballangen Håfjellet ⓘ Skårnesdalen	[Gahnite] Juve, G. (1967): Zinc and lead deposits in the Håfjell syncline Ofoten, northern Norway. Norges Geologiske Undersøkelse. 244, 1-54 (p.39)Spry, P. & Scott, S. D. (1986): Zincian spinel and staurolite as guides to ore in the appalachians and the scandinavian caledonides. Canadian Mineralogist. 24, 147-163
Rana ⓘ Raudsandhaugen Base Metal Prospects	[Gahnite] www.ngu.no (2014) https://www.ngu.no/upload/Publikasjoner/Rapporter/2013/2013_048.pdf
Rogaland Bjerkreim Vikeså Ivesdalsfjellet ⓘ Sapphirine locality	[Hercynite] Hermans, Gerard A.E.M., Hakstege, Anthonie L., Jansen, J. Ben H., Poorter, René P.E. (1976) Sapphirine occurrence near Vikeså in Rogaland, Southwestern Norway. Norsk Geologisk Tidsskrift [Norwegian Journal of Geology], 56 (4) 397-412
ⓘ Osumilite-bearing granulite	[Hercynite] Laurent, A. (2016) Petrochronology of monazite and zircon in ultra-high temperature granulite from Rogaland, Norway. Earth Sciences. Université Paul Sabatier - Toulouse III, 2016. English
Lund Flatestøl ⓘ Almgjotheii	[Hercynite] Grew, Edward S., McGee, James J., Yates, Martin G., Peacor, Donald R., Rouse, Roland C., Huijsmanns, Joep P. P., Shearer, Charles K., Wiedenbeck, Michael, Thost, Douglas E., Su, Shu-Chun (1998) Boralsilite (Al16B6Si2O37); a new mineral related to sillimanite from pegmatites in granulite-facies rocks. American Mineralogist, 83 (5). 638-651 doi:10.2138/am-1998-5-624
Sauda ⓘ Birkeland mines (Sauda mines)	[Gahnite] *Bryhni, Inge (1993) Minerals from Sauda, Rogaland. Mineralogisk-Geologisk Museum - Universitetet i Oslo - Interne notater, Geologisk Museums venner. 199-205* Andersson, M., Cook, N. J., Korneliussen , A., Ottesen, R. T. (2004) Saudaprosjektet -Tipp Raundalen. Mulige miljøkonsekvenser ved deponering av sinkholdig malm. Norges Geologiske Undersøkelse. Rapport 2004-029
Vindafjord Vats ⓘ Thor's Mine	[Gahnite] Sørbye, R. C. (1948): Geological studies in the north-eastern part of the Haugesund peninsula, Western Norway. Universitetet i Bergen, Årbok 1948. 6: 1-79 *Henrich Neumann (1985) Norges Mineraler [The Minerals of Norway]. Norges geologiske Undersøkelse Skrifter* Vol. 68. Universitetsforlaget**
Svalbard Spitsbergen Albert I Land Magdalenafjorden ⓘ Wagonway Glacier	[Hercynite] *Ohta, Yoshide (1968) Two localities of Sapphirine in Norway. Mineralogisk-Geologisk Museum - Universitetet i Oslo- Interne notater, Geologisk Museums venner. 24*
Hornsund ⓘ Skoddefjellet Pegmatite	[Gahnite] Pršek, Jaroslav, Majka, Jaroslaw, Uher, Pavel, Chudík, Peter (2010) Niobium-tantalum minerals in the Skoddefjellet NYF granitic pegmatite, Svalbard Archipelago, Norway: Primary versus secondary assemblage. Neues Jahrbuch für Mineralogie - Abhandlungen, 187 (3). 235-248 doi:10.1127/0077-7757/2010/0172
Troms og Finnmark Alta ⓘ Bekkarfjordnes	[Hercynite] *Robins, B. (1984) Petrography and petrogenesis of nephelinized metagabbros from Finnmark, Northern Norway. Contributions to Mineralogy and Petrology, 86 (2). 170-177 doi:10.1007/bf00381844*
ⓘ Hakstabben	[Hercynite] *Robins, Brian, Tysseland, Magne (1979) Fenitization of some mafic igneous rocks in the Seiland province, northern Norway. Norsk Geologisk Tidsskrift [Norwegian Journal of Geology], 59 (1) 1-23*
Balsfjord Sagelvvatnet ⓘ Heia	[Hercynite] *Barth, Tom F.W (1927) Sagvandite, a magnesite bearing igneous rock. Norsk Geologisk Tidsskrift [Norwegian Journal of Geology], 9 (3-4) 271-303*
Loppa Øksfjord ⓘ Øksfjord-Langfjord	[Hercynite] implications for the tectonothermal evolution of the Seiland Igneous Province, Norwegian Caledonides. European Journal of Mineralogy, 8, 777-789 Elvevold, S. & Reginiussen, H. (1996): Reaction textures in contact metamorphosed xenoliths
Tjeldsund Skånland ⓘ Villdalsfjell	[Gahnite] *Vokes, Frank M. (1962) Contributions to the mineralogy of Norway. No. 15. Gahnite in the Bleikvassli ore. Norsk Geologisk Tidsskrift [Norwegian Journal of Geology], 42 (4) 317-329* *Henrich Neumann (1985) Norges Mineraler [The Minerals of Norway]. Norges geologiske Undersøkelse Skrifter* Vol. 68. Universitetsforlaget**
Trøndelag Oppdal ⓘ Kolla	[Gahnite] *Witsø, Tor (1994) Oppdal. Et spennende geologisk område. Fridtjov Witsø, Oppdal. p.1-24.*
Vestfold og Telemark Bamble Bamble Nickel Mines Skjilbreia ⓘ Meikjær Mine	[Hercynite] Brickwood, J. D. (1986): The geology and mineralogy of some Fe-Cu-Ni sulphide deposits in the Bamble area, Norway. Norsk Geologisk Tidsskrift. 66, 189-208
ⓘ Stoltz Mine	[Hercynite] Brickwood, J. D. (1986): The geology and mineralogy of some Fe-Cu-Ni sulphide deposits in the Bamble area, Norway. Norsk Geologisk Tidsskrift. 66, 189-208
Drangedal Tørdal ⓘ Heftetjern pegmatite	[Gahnite] *Kristiansen, Roy (2009) A unique assemblage of Scandium-bearing minerals from the Heftetjern-pegmatite, Tørdal, south Norway. Norsk Bergverksmuseum Skrift, 41. 75-104*
Nome ⓘ Fen Complex	[Hercynite] Brøgger, W.C. (1921) Die Eruptivgesteine des Kristianiagebietes. IV. Das Fengebiet in Telemark, Norwegen. Skrifter udgit av Videnskabsselskabet i Kristiania. I. Math. Nat. Klasse. No.9, p. 1-408 (p. 286) *Griffin, W. L. (1973) Lherzolite nodules from the Fen alkaline complex, Norway. Contributions to Mineralogy and Petrology, 38 (2) 135-146 doi:10.1007/bf00373877*
Tokke Klauvreid ⓘ Klauvreid Pegmatite Quarries	[Gahnite] Larsen. A.O. & Åsheim, A. (2008): Klauvreid pegmatittbrudd, del 1: Geologi og mineralogi. Norsk Bergverksmuseum Skrift. 38, 49-56.
Viken Flesberg ⓘ Grøsli Mine	[Gahnite] *Henrich Neumann (1985) Norges Mineraler [The Minerals of Norway]. Norges geologiske Undersøkelse Skrifter* Vol. 68. Universitetsforlaget**p.55
Kongsberg ⓘ Kisgruva	[Gahnite] Bullock, L. A., Perez, M., Armstrong, J. G., Parnell, J., Still, J., & Feldmann, J. (2018). Selenium and tellurium resources in Kisgruva Proterozoic volcanogenic massive sulphide deposit (Norway). Ore Geology Reviews, 99, 411-424.

Oman
Dhofar Governorate ⓘ Dhofar 015 meteorite (Dho 015)	[Hercynite] The Meteoritical Bulletin 84 (Aug.2000)

Pacific Ocean
East Pacific Rise ⓘ EPR 12° 50' N	[Hercynite] R. Hekinian et al. , Bull. Minéral. , 1985, 108, pp. 691-698.
Magellan Seamounts ⓘ Govorov Guyot	[Hercynite] Peretyazhko, Igor S., and Elena A. Savina. (2022) "Chemistry and Crystallization Conditions of Minerals in Metasomatized Oceanic Lithosphere and Basaltic Rocks of Govorov Guyot, Magellan Seamounts, Pacific Ocean" Minerals 12, no. 10: 1305. https://doi.org/10.3390/min12101305

Peru
Puno Carabaya Province Macusani ⓘ Macusani glass	[Gahnite] EDS results by EDS results by Joel Dyer (Qv: http://www.mindat.org/forum.php?read,11,395017,395087#msg-395087 )
ⓘ Chili Palca Hacienda	[Hercynite] Eur. J. Mineral. , 1994, 6, pp. 145-150.

Poland
Lesser Poland Voivodeship Chrzanów County Gmina Trzebinia Trzebinia smelting plant ⓘ Trzebinia waste dump	[Hercynite] Włodyka, R., Gawęda, A., Warchulski, R. (2015): Metallurgical slags from the “Trzebinia” smelting plant, Poland. Mineralogia Special Papers: 44: 108-109
Lower Silesian Voivodeship Dzierżoniów County Bielawa ⓘ Chmielina Mountain	[Hercynite] *Lis, Józef, Sylwestrzak, Hubert (1986) Minerały Dolnego Śląska [Minerals of the Lower Silesia]. Wydawnictwa Geologiczne, Warszawa. p.1-791.*
Piława Górna ⓘ DSS Piława Górna Quarry	[Gahnite] Łodziński, M., Pieczka, A. (2011): Gahnite inclusions in beryl in pegmatites of the Sowie Mts. Block, the Strzegom-Sobótka Massif and the Hruby Jesenik Massif, Sudety Mts. Mineralogia Special Papers: 38: 131-132
ⓘ Julianna pegmatite	[Gahnite] Pieczka, Adam, Bożena Gołębiowska, Piotr Jeleń, Adam Włodek, Eligiusz Szełęg, and Adam Szuszkiewicz. (2018) "Towards Zn-Dominant Tourmaline: A Case of Zn-Rich Fluor-Elbaite and Elbaite from the Julianna System at Piława Górna, Lower Silesia, SW Poland" Minerals 8, no. 4: 126. https://doi.org/10.3390/min8040126
Kamienna Góra County Gmina Kamienna Góra ⓘ Czarnów	[Hercynite] *Lis, Józef, Sylwestrzak, Hubert (1986) Minerały Dolnego Śląska [Minerals of the Lower Silesia]. Wydawnictwa Geologiczne, Warszawa. p.1-791.*
Karkonosze County Gmina Janowice Wielkie Janowice Wielkie ⓘ Popiel Mt.	[Hercynite] *Lis, Józef, Sylwestrzak, Hubert (1986) Minerały Dolnego Śląska [Minerals of the Lower Silesia]. Wydawnictwa Geologiczne, Warszawa. p.1-791.*
Gmina Stara Kamienica Kopaniec ⓘ Kopaniec uranium deposit ?	[Hercynite] *Lis, Józef, Sylwestrzak, Hubert (1986) Minerały Dolnego Śląska [Minerals of the Lower Silesia]. Wydawnictwa Geologiczne, Warszawa. p.1-791.*
ⓘ Kowary	[Hercynite] *Lis, Józef, Sylwestrzak, Hubert (1986) Minerały Dolnego Śląska [Minerals of the Lower Silesia]. Wydawnictwa Geologiczne, Warszawa. p.1-791.*
Kłodzko County ⓘ Gmina Nowa Ruda	[Hercynite] Kruszewski, Ł., Ciesielczuk, J., Misz-Kennan, M., Fabiańska, M. (2014): Chemical composition of glasses and associating mineral species in various pyrometamorphic rocks from coal-mining dumps of the Lower Silesia. Mineralogia Special Papers: 42: 70-71
Przygórze Bolesław Mine ⓘ Przygórze heap	[Hercynite] Kruszewski, Ł., Ciesielczuk, J., Misz-Kennan, M., Fabiańska, M. (2014): Chemical composition of glasses and associating mineral species in various pyrometamorphic rocks from coal-mining dumps of the Lower Silesia. Mineralogia Special Papers: 42: 70-71
Lubań County Gmina Leśna Leśna ⓘ Brusznik stream alluvials	[Hercynite] *Lis, Józef, Sylwestrzak, Hubert (1986) Minerały Dolnego Śląska [Minerals of the Lower Silesia]. Wydawnictwa Geologiczne, Warszawa. p.1-791.*
Gmina Platerówka ⓘ Łomna hill	[Hercynite] *Lis, Józef, Sylwestrzak, Hubert (1986) Minerały Dolnego Śląska [Minerals of the Lower Silesia]. Wydawnictwa Geologiczne, Warszawa. p.1-791.*
Lwówek Śląski County Gmina Mirsk ⓘ Gierczyn	[Gahnite] *Lis, Józef, Sylwestrzak, Hubert (1986) Minerały Dolnego Śląska [Minerals of the Lower Silesia]. Wydawnictwa Geologiczne, Warszawa. p.1-791.*
Kotlina ⓘ Old leucogranite quarry	[Gahnite] *Lis, Józef, Sylwestrzak, Hubert (1986) Minerały Dolnego Śląska [Minerals of the Lower Silesia]. Wydawnictwa Geologiczne, Warszawa. p.1-791.*
ⓘ Krobica	[Gahnite] *Lis, Józef, Sylwestrzak, Hubert (1986) Minerały Dolnego Śląska [Minerals of the Lower Silesia]. Wydawnictwa Geologiczne, Warszawa. p.1-791.*
Przecznica ⓘ St Maria Anna mine	[Gahnite] Schakel, E. & Lorenz, H. (2009): Eine Zinn- und Kobaltführende Fahlbandlagerstätte zwischen Gierczyn (Giehren) und Przecznica (Querbach) im Góry Izerskie (Isergebirge) in Polen. Aufschluss. 60, 163-185.
ⓘ Rębiszów	[Hercynite] Adamczyk Z. (2008) Ewolucja wulkanizmu kenozoicznego Przedgórza Rębiszowskiego (Dolny Śląsk)
Świdnica County Gmina Żarów ⓘ Siedlimowice	[Gahnite] E. Szeleg
ⓘ Siedlimowice granite quarry	[Gahnite] Janeczek J., Sachanbiński M. (1989) Beryl pegmatites in two-mica granite in the eastern part of the Strzegom-Sobótka massif. Archiwum Mineralogiczne, 54, 1:57-79. [in Polish]. Szuszkiwicz A., Łobos K. (2004) Gahnite from Siedlimowice, Strzegom-Sobótka granitic massif, SW Poland. Mineral. Polon. 35, 2:15-21.
Wrocław County Gmina Jordanów Śląski ⓘ Jordanów nephrite quarry	[Gahnite] *Lis, Józef, Sylwestrzak, Hubert (1986) Minerały Dolnego Śląska [Minerals of the Lower Silesia]. Wydawnictwa Geologiczne, Warszawa. p.1-791.*
Złotoryja County Gmina Pielgrzymka Pielgrzymka ⓘ Pielgrzymka basalt quarry	[Hercynite] Kardymowicz, I. (1967) Enklawy w niektórych bazaltach S´lłska. Biuletyn Instytutu Geologicznego, Warszawa, 197, 451-483.
Masovian Voivodeship Warsaw ⓘ Baszkówka meteorite	[Hercynite] Manecki, 2001. in Geological Quarterly Vol. 45-03 (Polish Geological Institute)
Silesian Voivodeship Katowice Wełnowiec-Józefowiec ⓘ "Alpy" dump	[Hercynite] Pierwoła, J., Ciesielczuk, J., Misz-Kennan, M., Fabiańska, M.J., Bielińska, A., Kruszewski, Ł., 2018. Structure and thermal history of the Wełnowiec dump, Poland: A municipal dump rehabilitated with coal waste. Int. J. Coal Geol., 197, 1–19.
Rybnik Chwałowice ⓘ Starzykowiec coal-mining dump	[Hercynite] Ciesielczuk, J., Misz-Kennan, M., Hower, J. C., & Fabiańska, M. J. (2014). Mineralogy and geochemistry of coal wastes from the Starzykowiec coal-waste dump (Upper Silesia, Poland). International Journal of Coal Geology, 127, 42-55.

Portugal
Aveiro Albergaria-a-Velha Branca ⓘ Palhal Mine	[Gahnite] Marques de Sá, J. & Leal Gomes, C. (2010): Les mines de cuivre et nickel de Palhal et Telhadela, Albergaria-a-Velha, Aveiro, Portugal. Le Règne Minéral, 92, 36-47.
Braga Vieira do Minho Anjos e Vilar do Chão Muro Alto Mine ⓘ Western pegmatite	[Gahnite] Dias, P. A., Pereira, B., Leal Gomes, C., & Guimarães, F. (2009). Structure and Mineralogy of the Muro Alto Granitic Pegmatite (Vieira Do Minho-Portugal) – Peculiar Assemblages of High-F Hydro-thermal Evolution. Estudos Geológicos, 19(2), 105.
Guarda Gouveia Folgosinho ⓘ Sítio do Castelo Mine	[Gahnite] EV photo
Portalegre Alter do Chão ⓘ Cabeço de Vide ultramafic complex	[Hercynite] Dias, P. S. A., Gomes, C. L., Castelo Branco, J. M., & Pinto, Z. (2006). Localização paragenética de paládio e platina em rochas máficas e ultramáficas de Cabeço de Vide–Complexo Ígneo de Alter do Chão.
Porto Amarante Rebordelo ⓘ Vieiros Mines	[Gahnite] Maijer 1965, Neiva 1992
Felgueiras Vila Cova da Lixa e Borba de Godim Borba de Godim Seixoso Mining Field ⓘ Seixoso Mine	[Gahnite] Frank K. Mazdab collectionsample FKM-385; https://www.rockptx.com/fkm-376-to-fkm-400/#FKM-385
Viana do Castelo ⓘ Ponte de Lima	[Gahnite]
Arcozelo ⓘ Cabanas Mine	[Gahnite]
Viana do Castelo Montaria ⓘ Serra de Arga	[Gahnite] Dias P, Leal Gomes C, Guimarães F, Hatert F (2014) Wylie reaction coronas on scorzalite in pegmatite dykes. 21 st meeting of the International Mineralogical Association. p 265

Republic of the Congo
Lékoumou Department ⓘ Zanaga	[Hercynite] Bull. Soc. Franç. Minéralo. Cristallo. , 1974, 97, pp. 470-474.

Romania
Brașov County ⓘ Racoş (Racoşul de Jos)	[Hercynite] Szakáll, S., Kristály, F., 2010. Mineralogy of Székelyland, Eastern Transylvania, Romania. Sfântu Gheorghe-Miercurea Ciuc-Târgu Mureş. 2010.
ⓘ Basalt quarry	[Hercynite] Szakáll, S. & Kristály, F., Eds. (2010): Mineralogy of Székelyland, Eastern Transylvania, Romania. Csík County Nature and Conservation Society, Miercurea-Ciuc, Romania, 321 pp.
Harghita County ⓘ Ditrău Complex	[Hercynite] Pál Molnár, E. (2000): Hornblendites and diorites of the Ditró syenite massif. University of Szeged, Szeged Hungary, 172 p.
ⓘ Jolotca (Orotva)	[Hercynite] Szakáll, S. & Kristály, F., Eds. (2010): Mineralogy of Székelyland, Eastern Transylvania, Romania. Csík County Nature and Conservation Society, Miercurea-Ciuc, Romania, 321 pp.
Suceava County Iacobeni Tolovanu ⓘ Tolovanu (Tolovan) Mn deposit	[Gahnite] Hîrtopanu, P. (1997): Tolovanu manganese mine. In: Nedelcu, L., Moga, C., Podasca, I., Hirtopanu, P. (Eds.), Crystalline zone of the East Carpathians (Northern Bistrița Mts.): Structure, lithostratigraphy, metamorphism and metallogeny. Valea Putnei-Valea Bistriței. Romanian Journal of Mineralogy: 78 (Suppl. 2): 25-34 *Szakáll, Sándor - Ed.* (2002) Minerals of the Carpathians. Granit, Prague.**

Russia
Amur Oblast Urusha-Oldoi ore district ⓘ Berezitovy mine (Berezitovoe; Konstantinovskii)	[Gahnite] Vakh, A. S., Avchenko, O. V., Karabtsov, A. A., & Stepanov, V. A. (2009, October). The first find of grothite in gold ore deposits. In Doklady Earth Sciences (Vol. 428, No. 1, pp. 1083-1087). MAIK Nauka/Interperiodica. Vakh, A. S., Khomich, V. G., Boriskina, N. G., & Santosh, M. (2016). The Berezitovoe gold-polymetallic deposit (Upper Amur region, Russia): Structure, mineralogy and genetic aspects. Geoscience Frontiers, 7(3), 483-494.
Bashkortostan Beloretsk district ⓘ Bolshoi Shatak ridge	[Hercynite] Kovalev, S. G., & Vysotskii, I. V. (2006). A new type of noble metal mineralization in terrigenous rocks of the Shatak graben, western slope of the southern Urals. Lithology and Mineral Resources, 41(4), 371-377.
Buryatia Okinsky District ⓘ Ulan-Sar’dag Ophiolite	[Hercynite] Kiseleva, O.N. Airiyants, E.V. Belyanin, D.K. Zhmodik, S.M. (2020) Podiform Chromitites and PGE Mineralization in the Ulan-Sar’dag Ophiolite (East Sayan, Russia). Minerals 10, 141.
Severo-Baykalsky District Dovyren Highlands Yoko-Dovyrensky Massif ⓘ Bol’shoy (Big) stream	[Hercynite] Kislov, E.V. Khudyakova, L.I. (2020) Yoko–Dovyren Layered Massif: Composition, Mineralization, Overburden and Dump Rock Utilization. Minerals 10, 682.
Chelyabinsk Oblast ⓘ Chelyabinsk coal basin	[Hercynite] Cesnokov, B., Kotrly, M. and Nisanbajev, T. (1998): Brennende Abraumhalden und Aufschlüsse im Tscheljabinsker Kohlenbecken - eine reiche Mineralienküche. Mineralien-Welt, 9 (3), 54-63 (in German).
Kaslinsky District Kasli ⓘ Potaniny Gory	[Gahnite] webmineral.ru (2021) https://webmineral.ru/deposits/item.php?id=4378
Miass ⓘ Pit No. 418	[Gahnite] Sorokina, E. S., Rassomakhin, M. A., Nikandrov, S. N., Karampelas, S., Kononkova, N. N., Nikolaev, A. G., ... & Kotlyarov, V. A. (2019). Origin of Blue Sapphire in Newly Discovered Spinel–Chlorite–Muscovite Rocks within Meta-Ultramafites of Ilmen Mountains, South Urals of Russia: Evidence from Mineralogy, Geochemistry, Rb-Sr and Sm-Nd Isotopic Data. Minerals, 9(1), 36.
Chukotka Autonomous Okrug Anadyrsky District Iomrautvaam massif ⓘ Khatyrka meteorite	[Hercynite] Ma, C., Lin, C., Bindi, L., Steinhardt, P.J. (2016): Discovery of new Al-Cu-Fe minerals in the Khatyrka CV3 meteorite. 79th Annual Meeting of the Meteoritical Society, PDF no. 6017. [http://www.hou.usra.edu/meetings/metsoc2016/pdf/6017.pdf]
Irkutsk Oblast ⓘ Goltsovoe Li deposit (Gol'tsy; Goltsovskoe)	[Gahnite] webmineral.ru (2021) https://webmineral.ru/deposits/item.php?id=243
Lake Baikal area ⓘ Ol’khon ophiolite	[Hercynite] Sklyarov, E.V. Lavrenchuk, A.V. Fedorovsky, V.S. Pushkarev, E.V. Semenova, D.V. Starikova, A.E. (2020) Dismembered Ophiolite of the Olkhon Composite Terrane (Baikal, Russia): Petrology and Emplacement. Minerals 10, 305.
Kamchatka Krai Milkovsky District Tolbachik Volcanic field Great Fissure eruption (Main Fracture) Northern Breakthrough (North Breach) Second scoria cone ⓘ Arsenatnaya fumarole	[Gahnite] doi.org (n.d.) https://doi.org/10.3390/min8110498 Pekov, I.V., Sandalov, F.D., Koshlyakova, N.N., Vigasina, M.F., Polekhovsky, Y.S., Britvin, S.N., Sidorov, E.G., Turchkova, A.G. (2018): Copper in Natural Oxide Spinels: The New Mineral Thermaerogenite CuAl₂O₄, Cuprospinel and Cu-Enriched Varieties of Other Spinel-Group Members from Fumaroles of the Tolbachik Volcano, Kamchatka, Russia[i]. Minerals: 8: 498 forum.amiminerals.it (2023) http://forum.amiminerals.it/viewtopic.php?f=5&t=14995
Mountain 1004 ⓘ Southern fumarole field	[Gahnite] Shchipalkina, N. V., Pekov, I. V., Koshlyakova, N. N., Britvin, S. N., Zubkova, N. V., Varlamov, D. A., & Sidorov, E. G. (2020). Unusual silicate mineralization in fumarolic sublimates of the Tolbachik volcano, Kamchatka, Russia–Part 1: Neso-, cyclo-, ino-and phyllosilicates. European Journal of Mineralogy, 32(1), 101-119.
ⓘ Western paleo-fumarole field	[Gahnite] Pekov, I.V., Sandalov, F.D., Koshlyakova, N.N., Vigasina, M.F., Polekhovsky, Y.S., Britvin, S.N., Sidorov, E.G., Turchkova, A.G. (2018): Copper in Natural Oxide Spinels: The New Mineral Thermaerogenite CuAl2O4, Cuprospinel and Cu-Enriched Varieties of Other Spinel-Group Members from Fumaroles of the Tolbachik Volcano, Kamchatka, Russia. Minerals, 8: 498.
Yelizovsky District ⓘ Avachinsky volcano (Avacha volcano; Avachinskaya Sopka)	[Hercynite] Kaminsky, F. V., Wirth, R., Anikin, L. P., Morales, L., & Schreiber, A. (2016). Carbonado-like diamond from the Avacha active volcano in Kamchatka, Russia. Lithos, 265, 222-236.
Kemerovo Oblast Gornaya Shoria Region Tashelga River ⓘ Tashelginskoye Fe-(Co) deposit	[Hercynite] Коноваленко, С. И., Konovalenko, S. I., Ананьев, С. А., Ananyev, S. A., Гармаева, С. С., & Garmayeva, S. S. (2012). Редкие и новые минералы ташелгино-майзаской зоны Горной Шории, их особенности и природа.
Khabarovsk Krai Ayan-Maya district ⓘ Konder alkaline-ultrabasic massif	[Gahnite] Lennikov, A. M., Zalishak, B. L., & Oktyabrsky, R. A. (2004). The Konder massif of ultramafic and alkaline rocks and related PGM mineralization. In Interim IAGOD Conf. Excursion Guidebook. Vladivostok: Dalnauka (p. 29).
ⓘ Badzhalski ore District	[Gahnite] Alekseev, V. I., & Marin, Y. B. (2015). Composition and evolution of accessory mineralization of Li–F granites in the Far East as indicators of their ore potential. Geology of Ore Deposits, 57(8), 635-644.
ⓘ Grustnoe deposit	[Gahnite] Alekseev, V. I., Marin, Y. B., & Gembitskaya, I. M. (2017). Gahnite in Rare-Metal Metasomatic Rocks of the Verkhneurmiysky Ore Cluster, Amur River Region. Geology of Ore Deposits, 59(8), 765-772.
ⓘ Vostochnoe deposit	[Gahnite] Alekseev, V. I., Marin, Y. B., & Gembitskaya, I. M. (2017). Gahnite in Rare-Metal Metasomatic Rocks of the Verkhneurmiysky Ore Cluster, Amur River Region. Geology of Ore Deposits, 59(8), 765-772.
Komi Republic Kozhim River Basin Maldynyrd range (Maldy-nyrd range) Grubependity Lake ⓘ Grubependity Lake cirque	[Gahnite] Irina V. Kozyreva data
Krasnoyarsk Krai Taymyrskiy Autonomous Okrug Taimyr Peninsula Khatanga Malaya Romanikha River ⓘ Khungtukun Massif	[Hercynite] Frank K. Mazdab collection (see https://www.rockptx.com/fkm-226-to-fkm-250/#FKM-226 for normalized analyses)
Taymyrsky Dolgano-Nenetsky District Kureika river Dzheltul'skii massif (Dzhaltul) ⓘ Ozernaya Mount	[Hercynite] Ryabov, V.V., Agafonov, L.V. (2013): Ge and Ge-bearing mineral phases in gabbrodolerites of Mt. Ozernaya trap intrusion (Siberian platform). Goldschmidt Conference Abstracts, p. 2106
ⓘ Popigai impact crater	[Hercynite] Vishnevsky, S., & Montanari, A. (1999). Popigai impact structure (Arctic Siberia, Russia): Geology, petrology, geochemistry, and geochronology of glass-bearing impactites. Special Papers-Geological Society Of America, 19-60.
Kurgan Oblast ⓘ Kargapole meteorite	[Hercynite] Erokhin, Y. V., Koroteev, V. A., Khiller, V. V., Burlakov, E. V., Ivanov, K. S., & Kleimenov, D. A. (2017, December). The Kargapole meteorite: New data on mineralogy. In Doklady Earth Sciences (Vol. 477, pp. 1441-1444). Pleiades Publishing.
Lipetsk Oblast Stanovlyanskiy Rayon ⓘ Ozerki meteorite	[Hercynite] Goryunov, Michael V., Maksimova, Alevtina A., Oshtrakh, Michael I. (2023) Advances in Analysis of the Fe-Ni-Co Alloy and Iron-Bearing Minerals in Meteorites by Mössbauer Spectroscopy with a High Velocity Resolution. Minerals, 13 (9) doi:10.3390/min13091126
Murmansk Oblast ⓘ Khibiny Massif	[Hercynite] Olga Yakovleva, I. Pekov, I. Bryzgalov, Yu. Men’shikov, V. Yapaskurt, E. Guseva, N. Korotaeva (2009) Chalcogenide Minerals in Fenitized Xenoliths in Khibiny Alkaline Complex Kola Peninsula, Russia): Diversity and Chemical Features. Fifth International Symposium Mineral Diversity Research and Preservation pp213-216
ⓘ Eveslogchorr Mt	[Gahnite] Ivanyuk, G.Y., Pakhomovsky, Y.A., Konopleva, N.G., Yakovenchuk, V.N., Men’shikov, Y.P., and Mikhailova, Y.A. (2007): Geology of Ore Deposits 49(7), 599-606.
ⓘ IGC Stop 4-3	[Hercynite] Arzamastsev, A., Yakovenchuk, V., Pakhomovsky, Y., & Ivanyuk, G. (2008). The Khibina and Lovozero alkaline massifs: Geology and unique mineralization. In Guidbook for 33rd International Geological Congress Excursion (No. 47, p. 58).
ⓘ Kaskasnyunchorr Mountain	[Hercynite] Ivanyuk, G.Y., Pakhomovsky, Y.A., Konopleva, N.G., Yakovenchuk, V.N., Men’shikov, Y.P., and Mikhailova, Y.A. (2007): Geology of Ore Deposits 49(7), 599-606.
ⓘ Kukisvumchorr Mt	[Hercynite] Menshikov, Y. P., Mikhailova, Y. A., Pakhomovsky, Y. A., Yakovenchuk, V. N., & Ivanyuk, G. Y. (2015). Minerals of zirconolite group from fenitized xenoliths in nepheline syenites of Khibiny and Lovozero plutons, Kola Peninsula. Geology of Ore Deposits, 57(7), 591-599.
ⓘ Svintsovyi Ruchei (Lead Creek)	[Hercynite] Shlyukova Z.V. (1986) Mineralogy of contact formations of Khibina massif, - Moscow, Nauka, p. 96 (in Rus.)
ⓘ Partomchorr Mountain	[Hercynite] Shlyukova Z.V. (1986) Mineralogy of contact formations of Khibina massif, - Moscow, Nauka, p. 96 (in Russ.)
ⓘ Poachvumchorr Mountain	[Hercynite] Ivanyuk, G.Y., Pakhomovsky, Y.A., Konopleva, N.G., Yakovenchuk, V.N., Men’shikov, Y.P., and Mikhailova, Y.A. (2007): Geology of Ore Deposits 49(7), 599-606.
ⓘ Yukspor Mt	[Hercynite] Ivanyuk, G.Y., Pakhomovsky, Y.A., Konopleva, N.G., Yakovenchuk, V.N., Men’shikov, Y.P., and Mikhailova, Y.A. (2007): Geology of Ore Deposits 49(7), 599-606.
ⓘ Yum'echorr Mt (Yumjechorr)	[Hercynite] Ivanyuk, G.Y., Pakhomovsky, Y.A., Konopleva, N.G., Yakovenchuk, V.N., Men’shikov, Y.P., and Mikhailova, Y.A. (2007): Geology of Ore Deposits 49(7), 599-606.
Kolsky District ⓘ Annama meteorite	[Hercynite] Goryunov, Michael V., Maksimova, Alevtina A., Oshtrakh, Michael I. (2023) Advances in Analysis of the Fe-Ni-Co Alloy and Iron-Bearing Minerals in Meteorites by Mössbauer Spectroscopy with a High Velocity Resolution. Minerals, 13 (9) doi:10.3390/min13091126
ⓘ Kemer meteorite	[Hercynite] Goryunov, Michael V., Maksimova, Alevtina A., Oshtrakh, Michael I. (2023) Advances in Analysis of the Fe-Ni-Co Alloy and Iron-Bearing Minerals in Meteorites by Mössbauer Spectroscopy with a High Velocity Resolution. Minerals, 13 (9) doi:10.3390/min13091126
ⓘ Lovnoozero deposit	[Hercynite] Orsoev, D.A. [Орсоев, Д.А.] (1985): Mineralogy of copper-nickel ores of the Lovnoozero deposit (Kola peninsula) [Минералогия сульфидных медно-никелевых руд Ловноозерского местророждения (Кольский полуостров)]. Candidate's degree thesis, USSR Academy of Sciences, Apatity, 253 pp.
Lovozersky District Keivy Mountains Western Keivy Massif ⓘ Ploskaya Mt	[Gahnite] Voloshin A.V., Pakhomovskii Ya.A. [Волошин А. В., Пахомовский Я. А.] (1986): Minerals and evolution of mineral formation in amazonite pegmatites of the Kola Peninsula [Минералы и эволюция минералообразования в амазонитовых пегматитах Кольского полуострова]. Nauka, Leningrad, 168 pp. (in Russian).
Monchegorsk ⓘ Sopcheozerskoe deposit (Sopcheozero)	[Hercynite] Mokrushin, Artem V., and Valery F. Smol’kin (2021) "Chromite Mineralization in the Sopcheozero Deposit (Monchegorsk Layered Intrusion, Fennoscandian Shield)" Minerals 11, no. 7: 772. https://doi.org/10.3390/min11070772
Northern Karelia ⓘ Alakurtti pegmatite	[Gahnite] [World of Stones 95:5-6, p64] *Pekov, Igor V. (1998) Minerals first discovered on the territory of the former Soviet Union. Ocean Pictures, Moscow. 369pp.*
ⓘ Vozhminskii Massif (Vozhmin)	[Hercynite] Rudashevskii N S, Men'shikov Y P, Lentsi A A, Shumskaya N I, Lobanova A B, Goncharov G N, Tutov A G (1982) Vozhminite, (Ni,Co)4(As,Sb)S2, a new mineral. Zapiski Vsesoyuznogo Mineralogicheskogo Obshchestva 111, 480-485.
Orenburg Oblast ⓘ Kolkhoznyi Prud Paleoplacer	[Hercynite] Rakhimov, Ildar R., Dmitri E. Saveliev, Mikhail A. Rassomakhin, and Aidar A. Samigullin. (2022) "Chromian Spinels from Kazanian-Stage Placers in the Southern Pre-Urals, Bashkiria, Russia: Morphological and Chemical Features and Evidence for Provenance" Minerals 12, no. 7: 849. https://doi.org/10.3390/min12070849
Primorsky Krai Olginsky District ⓘ Taukha terrane	[Hercynite] Kazachenko, V. T., Khanchuk, A. I., Lavrik, S. N., & Perevoznikova, E. V. (2013). Phlogopite-olivine rocks of the Taukha terrane in southeastern Sikhote Alin. Russian Journal of Pacific Geology, 7(5), 330-345.
Republic of Karelia Loukhsky District Oulanka plutonic complex Olanga River (Oulanka River) ⓘ Lukkulaisvaara ultrabasic Massif (Lukkulaisvaara pluton; Lukkulaisvaara layered intrusion)	[Hercynite] Barkov, A. Y., Martin, R. F., Tarkian, M., Poirier, G., & Thibault, Y. (2001). Pd–Ag Tellurides from a Cl-rich environment in the Lukkulaisvaara layered intrusion, northern Russian Karelia. The Canadian Mineralogist, 39(2), 639-653.
Tedino Dyadino lake ⓘ Dyadina Gora	[Hercynite] P.M. Kartashov data
Pitkyarantsky District Kitelya ⓘ Kitelskoe Sn-Zn deposit (Kitelsk; Kitelskoye)	[Gahnite] V.A. Gorelov (1997) Belomorian Belt in Gillen, C., & Rundqvist, D. V. (Eds.). Precambrian ore deposits of the East European and Siberian cratons (Vol. 30). Elsevier.
Sakha Abyysky District ⓘ Kuranakh ore field	[Hercynite] Trunilina, V. A., & Prokopiev, A. V. (2021). Ore-Bearing Magmatic Systems with Complex Sn–Au–Ag Mineralization in the North-Eastern Verkhoyansk–Kolyma Orogenic Belt, Russia. Minerals, 11(3), 266.
Mirninsky District Daldyn ⓘ Udachnaya open-pit mine (Udachnaya-Vostochnaya pipe; Udachnaya pipe)	[Hercynite] M. Kamenetsky et al. , Geophysical Research Abstracts, Vol. 5, 2003. Mikhailenko, D. Golovin, A. Korsakov, A. Aulbach, S. Gerdes, A. Ragozin, A. (2020) Metasomatic Evolution of Coesite-Bearing Diamondiferous Eclogite from the Udachnaya Kimberlite. Minerals 10, 383.
Sakhalin Oblast Kuril Islands (Kurile Islands) Kurilsky District Iturup Island ⓘ Kudriavy volcano	[Hercynite] Africano, F., Bernard, A., & Korzhinsky, M. (2003). High temper-ature volcanic gas geochemistry (major and minor elements) at Kudryavy volcano, Iturup Island, Kuril Arc, Russia. Rev. Port. Volcanol, 1, 87-94. Ganino, C., Libourel, G., & Bernard, A. (2019). Fumarolic incrustations at Kudryavy volcano (Kamchatka) as a guideline for high-temperature (> 850 C) extinct hydrothermal systems. Journal of Volcanology and Geothermal Research, 376, 75-85.
Sverdlovsk Oblast Prigorodny District Yuzhakovo Alabashka pegmatite field ⓘ Kazennitsa vein (Kazionnitsa)	[Gahnite] webcenter.ru (2002) http://webcenter.ru/~minbooks/murz_kaz.html
Rezhevsky District Lipovsk pegmatite field ⓘ Lipovka Mine (Lipovskoe Mine; Lipovskaya Mine; Lipovaya Mine)	[Gahnite] Igor.V. Pekov, Lyudmila R. Memetova (2008) Minerals of the Lipovka Granite Pegmatites, Central Urals, Russia. Mineralogical Almanac 13:6-45
Zabaykalsky Krai Tungokochensky District Vershino-Darasunskiy ⓘ Talatui Au deposit	[Hercynite] Prokof’ev, V.Y., Zorina, L.D., Kovalenker, V.A., Akinfiev, N.N., Baksheev, I.A., Krasnov, A.N., Yurgenson, G.A., and Trubkin, N.V. (2007): Geology of Ore Deposits 49(1), 31-68. Prokofiev, V. Y., Garofalo, P. S., Bortnikov, N. S., Kovalenker, V. A., Zorina, L. D., Grichuk, D. V., & Selektor, S. L. (2010). Fluid inclusion constraints on the genesis of gold in the Darasun district (Eastern Transbaikalia), Russia. Economic Geology, 105(2), 395-416.

Saudi Arabia
'Asir Region ⓘ Kutam Cu-Zn Deposit	[Gahnite] Charles W. Smith, R. Ernest Anderson, and M. R. Dehlavi (1976) Geology And Ore Deposits Of The Kutam Mine, Kingdom Of Saudi Arabia. U. S. Geological Survey Saudi Arabian Project Report 211
Medina Region ⓘ Khamal Layered Mafic Intrusion	[Hercynite] Abuamarah, Bassam A., Fahad Alshehri, Mokhles K. Azer, and Paul D. Asimow. (2023) "Loveringite from the Khamal Layered Mafic Intrusion: The First Occurrence in the Arabian Shield, Northwest Saudi Arabia" Minerals 13, no. 2: 172. https://doi.org/10.3390/min13020172

Serbia
Central Serbia Mačva District Šabac ⓘ Cer Mountain (Mt. Cer)	[Gahnite] Huska, A., Powell, W., Mitrović, S., Bankoff, A., Bulatović, A., Filipović, V. and R. Boger, R. (2015): Placer Tin Ores from Mt. Cer, West Serbia, and Their Potential Exploitation during the Bronze Age. Geoarchaeology: An International Journal 29, 477-493.
Raška District Raška Kopaonik ⓘ Korlace deposit	[Hercynite] Milojkovic, Aleksandar (1977): Some specific characteristics of waste materials from asbestos production at the Korlace mine. Tehnika (Belgrade, Yugoslavia) 32(7-8), RGM 20-RGM 24.

Slovakia
Banská Bystrica Region Lučenec District Čamovce ⓘ Unnamed stone quarry	[Hercynite] [[1]]Reato, Luca, Monika Huraiová, Patrik Konečný, František Marko, and Vratislav Hurai. 2022. "Formation of Esseneite and Kushiroite in Tschermakite-Bearing Calc-Silicate Xenoliths Ejected in Alkali Basalt" Minerals 12, no. 2: 156. https://doi.org/10.3390/min12020156
ⓘ Mašková	[Hercynite] Koděra, M. et al., 1986 a 1990 : Topografická mineralógia Slovenska, diel 1- 3, Veda – Vydavateľstvo SAV, Bratislava, 1990, 1 – 1590k
Poltár District ⓘ Málinec	[Hercynite] Koděra, M. et al., 1986 a 1990 : Topografická mineralógia Slovenska, diel 1- 3, Veda – Vydavateľstvo SAV, Bratislava, 1990, 1 – 1590k
Bratislava Region Bratislava Bratislava IV Devín ⓘ Jezuitské Lesy	[Gahnite] Chudík, P. & Uher, P. (2009): Mitt. Österr. Mineral. Ges. 155, 40. (Abs.)
Dúbravka ⓘ Švábsky hill	[Gahnite] Števko M., Uher P., Ozdín D. (2012) Bizmut a jeho alteračné produkty: akcesorické minerály granitového pegmatitu berylového typu na lokalite Bratislava-Švábsky vrch (Malé Karpaty, Slovensko). Bull. mineral.-petrolog. Odd. Nár. Muz. (Praha), 20, 2, 226-229 (in Slovak with English abstract).
Pezinok District ⓘ Modra	[Gahnite] Koděra, M. et al., 1986 a 1990 : Topografická mineralógia Slovenska, diel 1- 3, Veda – Vydavateľstvo SAV, Bratislava, 1990, 1 – 1590k
Pezinok Slnečné Valley ⓘ Alluvial placers	[Gahnite] Uher P., Žitňan P., Ozdín D., 2007: Pegmatitic Nb-Ta oxide minerals in alluvial placers from Limbach, Bratislava Massif, Western Carpathians, Slovakia: compositional variations and evolutionary trend. Journal of Geosciences, 52, 1-2, 133-141.
Košice Region Košice-okolie District ⓘ Hodkovce	[Hercynite] Koděra, M. et al., 1986 a 1990 : Topografická mineralógia Slovenska, diel 1- 3, Veda – Vydavateľstvo SAV, Bratislava, 1990, 1 – 1590k
ⓘ Rudník	[Hercynite] Koděra, M. et al., 1986 a 1990 : Topografická mineralógia Slovenska, diel 1- 3, Veda – Vydavateľstvo SAV, Bratislava, 1990, 1 – 1590k
ⓘ Rudník serpentinite body	[Hercynite] Grecula P. ed. (1995): Ložiská nerastných surovín Slovenského rudohoria. Zväzok 1. [Mineral deposits of the Slovak Ore Mountains. Volume 1]. Geocomplex, Bratislava, Slovak Republic, 829 p. (in Slovak and English)
Rožňava District Dobšiná ⓘ Dobšiná mining district	[Hercynite] Pauliš P., Ďuďa R., 2002:Nejznámejší mineralogická nalezište Slovenska. Kuttna, Kutná Hora, 136p
ⓘ Danková	[Hercynite] Háber,M., Hovorka,D., 1981: Ore mineralisation on the contact of an alpine type ultramafic body (Dankova, SGR Mnts). Geol.Zbor. – Geol.Carpath., 91 – 113
ⓘ Teliatko serpentinite body	[Hercynite] Pauliš P., Ďuďa R., 2002:Nejznámejší mineralogická nalezište Slovenska. Kuttna, Kutná Hora, 136p
Trnava Region Piešťany District ⓘ Moravany nad Váhom	[Gahnite] Uher, P., Broska, I., 1989: Muskovitický pegmatit s obsahom minerálov vzácnych prvkov při Moravanoch n.V. (Považský Inovec). Min.Slovaca, 21,2,163 – 174 Uher, P., Bačík, P., Ozdín, D., & Števko, M. (2012). Beryl in granitic pegmatites of the Western Carpathians (Slovakia): compositional variations, mineral inclusions and breakdown products. Acta Mineralogica-Petrographica, Abstract Series, Szeged, 7, 144.
ⓘ Striebornica	[Gahnite] Uher P., 2000: Minerály granitových pegmatitov Slovenska-súčasný stav poznatkov. Bulletin mineralogicko-petrologického oddělení Národního muzea v Praze, 8, 170-180. Novák, M., Uher, P., Černý, P., & Siman, P. (2000). Compositional variations in ferrotapiolite+ tantalite pairs from the beryl-columbite pegmatite at Moravanynad Váhom, Slovakia. Mineralogy and Petrology, 69(3), 295-306.
Žilina Region Liptovský Mikuláš District Východná ⓘ Nižný Chmelienec Valley	[Hercynite] Koděra et all.,1990: Topografická mineralógia Slovenska, I-III, 1590p

South Africa
KwaZulu-Natal Ugu District Municipality ⓘ Marble Delta	[Hercynite] Cairncross, B., Dixon, R. (1995) Cairncross, B., Dixon, R. (1995) Minerals of South Africa. Geological Society of South Africa, PO Box 44283, Linden 2104, South Africa.
Limpopo Capricorn District Municipality Blouberg Local Municipality Waterberg project ⓘ F-Zone	[Hercynite] McCreesh, M. J., Yudovskaya, M. A., Kinnaird, J. A., & Reinke, C. (2018). Platinum-group minerals of the F and T zones, Waterberg Project, far northern Bushveld Complex: implication for the formation of the PGE mineralization. Mineralogical Magazine, 82(3), 539-575.
Waterberg District Municipality Mogalakwena Local Municipality Mogalakwena Mokopane ⓘ Sandsloot mine	[Hercynite] Armitage, P. E. B., McDonald, I., Edwards, S. J., & Manby, G. M. (2002). Platinum-group element mineralization in the Platreef and calc-silicate footwall at Sandsloot, Potgietersrus District, South Africa. Applied Earth Science: Transactions of the Institutions of Mining and Metallurgy: Section B, 111(1), 36-45.
Turfspruit farm ⓘ Flatreef deposit	[Hercynite] Grobler, D. F., Brits, J. A. N., Maier, W. D., & Crossingham, A. (2019). Litho-and chemostratigraphy of the Flatreef PGE deposit, northern Bushveld Complex. Mineralium Deposita, 54(1), 3-28.
Northern Cape Namakwa District Municipality Khâi-Ma Local Municipality ⓘ Aggeneys	[Gahnite] Spry, P. G. (1987). The chemistry and origin of zincian spinel associated with the Aggeneys Cu-Pb-Zn-Ag deposits, Namaqualand, South Africa. Mineralium Deposita, 22(4), 262-268. Cairncross, B. and Dixon, R., (1995) Cairncross, B., Dixon, R. (1995) Cairncross, B., Dixon, R. (1995) Minerals of South Africa. Geological Society of South Africa, PO Box 44283, Linden 2104, South Africa.. The Geological Society of South Africa, 136 pp.
ⓘ Broken Hill Mine	[Gahnite] [AmMin 85:1562]
Pixley ka Seme District Municipality Siyathemba Local Municipality Copperton ⓘ Prieska copper mine (Copperton deposit)	[Gahnite] Cairncross, B. and Dixon, R., (1995) Cairncross, B., Dixon, R. (1995) Cairncross, B., Dixon, R. (1995) Minerals of South Africa. Geological Society of South Africa, PO Box 44283, Linden 2104, South Africa.. The Geological Society of South Africa, 137 pp
ZF Mgcawu District Municipality Dawid Kruiper Local Municipality Gordonia ⓘ Bok se Puts Farm (Bokseputs farm)	[Hercynite] Moore, J. M., Waters, D. J., & Niven, M. L. (1990). Werdingite, a new borosilicate mineral from the granulite facies of the western Namaqualand metamorphic complex, South Africa. American Mineralogist, 75(3-4), 415-420.
Western Cape West Coast District Municipality Matzikama Local Municipality ⓘ Steenkampskraal Mine	[Hercynite] Paper No. 132–134. Knoper, M. W. (2010, November). The mesoproterozoic Steenkampskraal rare-earth element deposit in Namaqualand, South Africa. In 2010 GSA, Denver Annual Meeting (31 October–3 November 2010)
ⓘ Witwatersrand goldfield	[Hercynite var: Picotite] Cairncross, B., Dixon, R. (1995) Minerals of South Africa. Geological Society of South Africa, PO Box 44283, Linden 2104, South Africa.

Spain
Andalusia Almería Níjar El Hoyazo ⓘ Rambla de las Granatillas	[Hercynite] Stefan Schorn specimen (Groebner analysis see Lapis 34 (7-8) (2009), p. 77)
Málaga Cártama ⓘ Doña Ana quarries ?	[Hercynite] Alejandro Sánchez Jiménez
Estepona ⓘ Los Reales	[Hercynite] Romero Silva, JC (2003). Minerales y Rocas de la provincia de Málaga. Edited by Cedma. Malaga County Council 318 pg. 1 map
Ronda Massif ⓘ Arroyo de la Cala	[Hercynite] Romero Silva, JC (2003). Minerales y Rocas de la provincia de Málaga. Edited by Cedma. Malaga County Council 318 pg. 1 map
Basque Country Biscay Valle de Trápaga (Trapagaran) ⓘ Oiola archeological site	[Hercynite] Portillo-Blanco, H. Zuluaga, M.C. Ortega, L.A. Alonso-Olazabal, A. Cepeda-Ocampo, J.J. Martínez Salcedo, A. (2020) Mineralogical Characterization of Slags from the Oiola Site (Biscay, Spain) to Assess the Development in Bloomery Iron Smelting Technology from the Roman Period to the Middle Ages. Minerals 10, 321.
Castile-La Mancha Albacete Elche de la Sierra ⓘ Cerro Morote	[Hercynite] Abad, I. Sánchez-Gómez, M. Reolid, M. López Sánchez-Vizcaíno, V. (2019) Pyrometamorphic Rocks in the Molinicos Basin (Betic Cordillera, SE Spain): Insights into the Generation of Cordierite Paralavas. Minerals 2019, 9, 748.
Hellín Cancarix lamproite intrusion ⓘ Sierra de las Cabras	[Hercynite] E. Salvioli-mariani et al. , Eur. J. Mineral. , 1996, 8, pp. 1027-1039.
Catalonia Girona Cadaqués ⓘ Cap de Creus	[Gahnite] Bareche, E. (2005) "Els minerals de Catalunya. Segle XX" Ed. Museu Mollfulleda de Mineralogia - Grup Mineralògic Català, 269 p.
ⓘ El Port de la Selva	[Gahnite] & locality references J. Carreras et al. (1994) Memory of Spanish Geological Map Magna 1:50,000 sheet #221 (Portbou)
Lleida Aran valley Arres ⓘ Victoria Mine	[Gahnite] Calvo, M. (2009): Minerales y Minas de España. Vol. IV, Óxidos e Hidróxidos. Escuela Técnica Superior de Ingenieros de Minas de Madrid - Fundación Gómez Pardo. 752 pp Cugerone, Alexandre, Emilien Oliot, Alain Chauvet, Jordi Gavaldà Bordes, Angèle Laurent, Elisabeth Le Goff, and Bénédicte Cenki-Tok. (2018) "Structural Control on the Formation of Pb-Zn Deposits: An Example from the Pyrenean Axial Zone" Minerals 8, no. 11: 489. https://doi.org/10.3390/min8110489
Ceuta ⓘ Monte Hacho	[Hercynite] J. Kornprobst: "Petrographical study of "acoustic basement" and associated breccia at site 121 - Western Alboran basin: a comparison with the Betico-Rifean basement." Deep Sea Drilling Project Initial Reports, volume 13.
Extremadura Cáceres ⓘ Belvis de Monroy	[Gahnite] Merino, E., Villaseca, C., Orejana, D., & Jeffries, T. (2013). Gahnite, chrysoberyl and beryl co-occurrence as accessory minerals in a highly evolved peraluminous pluton: the Belvís de Monroy leucogranite (Cáceres, Spain). Lithos, 179, 137-156.
Galicia A Coruña Santiago de Compostela Aríns ⓘ Fornás Mine	[Gahnite] ATLANTI, C., & BISCAY, B. (1983). The mineralogy and metamorphism of some gahnite-bearing silicate inclusions in massive sulphides from Fornas, north-west Spain. Mineralogical Magazine, 47, 233-235.
Lugo Ourol ⓘ Unnamed pegmatite outcrop	[Gahnite] Calvo Rebollar, Miguel. (2018). Minerales y Minas de España. Vol. IX. Silicatos. Escuela Técnica Superior de Ingenieros de Minas de Madrid. Fundación Gómez Pardo. 767 págs.
Pontevedra Gondomar Vincios Galiñeiro Complex ⓘ Santa Marina Mine	[Gahnite] Calvo, M. (2009): Minerales y Minas de España. Vol. IV, Óxidos e Hidróxidos. Escuela Técnica Superior de Ingenieros de Minas de Madrid - Fundación Gómez Pardo. 752 pp
Murcia Cartagena Tallante Cabezo Negro de Tallante ⓘ Basalt outcrop (3)	[Hercynite] Eur. J. Mineral. , 1991, 3, pp. 367-386.
Jumilla La Celia lamproite outcrops ⓘ Nuestra Señora del Carmen Mines	[Hercynite] E. Salvioli-mariani et al. , Eur. J. Mineral. , 1996, 8, pp. 1027-1039.

Sri Lanka
Sabaragamuwa Province Ratnapura District Embilipitiya Kolonne ⓘ Katukubura Hills	[Hercynite] Müller, H. D. & Jahn, S. (2006): Kolonne bei Embilipitiya auf Sri Lanka-eine interessante Fundstelle für Olivin, Hornblende und Spinelle. Mineralien Welt 17 (4), 44-51.
ⓘ Ratnapura	[Hercynite] No reference listed
ⓘ Gem gravels	[Gahnite] Ceylon Aluvial Mine, (Book, Co. 2002)
ⓘ Kaluganga valley	[Hercynite] Van King
Western Province Colombo District ⓘ Homagama pegmatite	[Gahnite] Grew, E. S. Hiroi, Y. Motoyoshi, Y. Kondo, Y. Jayatileke, S. J. M. Marquez, N. (1995) Iron-rich kornerupine in sheared pegmatite from the Wanni Complex, at Homagama, Sri Lanka. European Journal of Mineralogy, 7 (3): 623 - 636

Sweden
Dalarna County Falun ⓘ Broddbo	[Gahnite] Nordstrom, Th. (1872): Om i Falutrakten förekommande mineralbrott. Geologiska Föreningen i Stockholm Förhandlingar. 1, 119-123
ⓘ Falun mine	[Gahnite] Clark, 1993 - "Hey's Mineral Index"] [ZK 120 (1964), 476 Lucchesi, S., Della Giusta, A., & Russo, U. (1998). Cation distribution in natural Zn-aluminate spinels. Mineralogical Magazine, 62(1), 41-54. Lasskogen, J. (2010). Volcanological and volcano-sedimentary facies stratigraphical interpretation of the Falun Cu-Zn-Pb-(Ag-Au) sulphide deposit, Bergslagen district, Sweden. MS Thesis Kampmann, T. C., Stephens, M. B., & Weihed, P. (2016). 3D modelling and sheath folding at the Falun pyritic Zn-Pb-Cu-(Au-Ag) sulphide deposit and implications for exploration in a 1.9 Ga ore district, Fennoscandian Shield, Sweden. Mineralium Deposita, 51(5), 665-680.
ⓘ Näverberg mines	[Gahnite]
ⓘ Näverberg mine	[Gahnite] *Stenberg, Tommy (2005) Dalaexkursionen 28-29 maj. Berg & Mineral. Medlemstidning för Stockholms Amatörgeologiska Sällskap, 15 (47) 10-13*
Svärdsjö Svartvik Mines ⓘ Bovik Mine	[Gahnite] No reference listed
Gagnef ⓘ Dunderberget	[Gahnite]
Hedemora Garpenberg ⓘ Garpenberg Norra Mine	[Gahnite] Nysten, P. (2003): Yeatmanite and magnussonite from the Garpenberg Norra mine, Bergslagen ore province, Sweden. Can. Mineral., 41, 201-206
ⓘ Garpenberg Södra Mine	[Gahnite] *Öhman, Lennart, Gränsman, Fredrik (2000) Garpenbergsgruvan (södra) Litofilen. Medlemsblad för Västerås AmatörGeologiska Sällskap, 17 (1) 29-38*
ⓘ Lappberget	[Gahnite] Tiu, G. (2019). Sulfide chemistry and trace element deportment at the metamorphosed Lappberget Zn-Pb-Ag-(Cu-Au) ore body, Sweden: Implications for Mineral Processing. In 15th SGA Biennial Meeting, 27-30 August 2019, Glasgow, Scotland (Vol. 4, pp. 1486-1489).
ⓘ Ryllshyttan	[Gahnite] No reference listed
Leksand ⓘ Flobergsgruvan	[Gahnite]
ⓘ Rolandsstrecket	[Gahnite]
Ludvika ⓘ Saxberget ore field	[Gahnite]
Säter Öster Silvberg mining district ⓘ Öster Silvberg Mines	[Gahnite] Geijer, P. (1965): Types of sulfide ore and associated wall rock alteration in the Öster-Silvberg District, Central Sweden. Sveriges Geologiska Undersökning. Serie C nr 603 [Årsbok 59 nr 3], 3-32
ⓘ Skvasselbo	[Gahnite] Geijer, P.(1965): Types of sulfide ore and associated wall rock alteration in the Öster-Silvberg District, Central Sweden. Sveriges Geologiska Undersökning. Serie C nr 603 [Årsbok 59 nr 3], 3-32
Smedjebacken ⓘ Väster Silvberg	[Gahnite] No reference listed
ⓘ Dammberg Mine	[Gahnite]
ⓘ Stollberg orefield	[Gahnite] Jansson, N. F., Erismann, F., Lundstam, E., Allen, R. L. (2013) Evolution of the Paleoproterozoic Volcanic-Limestone-Hydrothermal Sediment Succession and Zn-Pb-Ag and Iron Oxide Deposits at Stollberg, Bergslagen Region, Sweden. Economic Geology, 108 (2). 309-335 doi:10.2113/econgeo.108.2.309
Gävleborg County Ljusdal Los ⓘ Mansjöberg Limestone Quarries	[Hercynite] No reference listed
ⓘ Snuggens copper mine	[Gahnite] Dana 6:A2:43.
Jönköping County Jönköping Månsarp ⓘ Smålands Taberg	[Gahnite] No reference listed
Vetlanda Fröderyd ⓘ Årset silver mine	[Gahnite]
ⓘ Fredriksberg ore field	[Gahnite] *Wilke, Hans-Jurgen (1997) Die Mineralien und Fundstellen von Schweden. Christian Weise Verlag GmbH, Munich.*
ⓘ Karl XV mine	[Gahnite] J.Mansfeld.: Mineralogical-minerochemical investigation of Fredriksberg, Karl XV , Hökhult and Kallsjö mineralization in Fröderyd parish, Småland. 1988
Norrbotten County Älvsbyn ⓘ Laver Mine ?	[Gahnite] Entered without references
Arjeplog ⓘ Paije Sartajaur	[Hercynite] Eichstädt, Fr. (1884) Mikroskopisk undersökning af olivinstenar och serpentiner från Norrland, Geologiska Föreningen i Stockholm Förhandlingar, 7: 333-367, [p.341-]
Örebro County Askersund Zinkgruvan ⓘ Zinkgruvan mine	[Gahnite] Sandström, F., Lorin, T, Niklasson, S.O. & Strand, U. (2011): Zinkgruvan. Litiofilen, 28 (1): 15-37
Hällefors Grythyttan ⓘ Hasselhöjden	[Gahnite] Kjell Gatedal collection and identification
Östergötland County Åtvidaberg ⓘ Åtvidaberg Mining Field	[Gahnite] No reference listed
Finspång Doverstorp ore field ⓘ Sätra Mine	[Gahnite] E. Oudin et al. , Bull. Minéral. , 1982, 105, pp. 166-169.
Södermanland County Nyköping Tunaberg ⓘ Hultebo mine	[Gahnite] NJMAh 165, 123
Värmland County Filipstad ⓘ Gåsborn	[Hercynite] Damman, A.H.(1989): Hydrothermal orthoamphibole-bearing assemblages from the Gåsborn area, West Bergslagen, central Sweden. American Mineralogist. 74, 573-585
Långban Ore District ⓘ Lahäll Mines	[Gahnite] Kjell Gatedal collection and identification
ⓘ Långban Mine	[Gahnite] *Holtstam, Dan, Langhof, Jörgen - Eds.* (1999) Långban - The mines, their minerals, geology and explorers. Raster Förlag; Swedish Museum of Natural History, Stockholm. p.1-216.**
Nordmark mining district Jakobsberg ore field ⓘ Jakobsberg Mine	[Gahnite] K.Gatedal
ⓘ Nordmark Odal Field	[Gahnite] Kjell Gatedal collection and identification Kjell Gatedal collection and identification
Persberg ore district ⓘ Gåsgruvan ore field	[Gahnite] Sandström, F., Lorin, T. & Strand, U. (2009): Geologi och mineralogi i Gåsgruvefältet, Filipstad. Litofilen. 26 (2): 16-38
ⓘ Koberg Zinc Mine	[Gahnite] Sandström, F., Lorin, T. & Strand, U. (2009): Geologi och mineralogi i Gåsgruvefältet, Filipstad. Litofilen. 26 (2): 16-38
ⓘ Gåsgruvan Quarry	[Gahnite] Kjell Gatedal collection and identification
Västerbotten County Norsjö ⓘ Bjurliden	[Gahnite] Frank K. Mazdab collection sample FKM-178 www.rockptx.com (n.d.) https://www.rockptx.com/fkm-176-to-fkm-200/#FKM-178
Storuman Pauträsk ⓘ Svartliden	[Hercynite] Johan Söderhielm, company geologist for Dragon Mining information to Aksel Österlöf 19.09.2012
Västmanland County Arboga ⓘ Jädersbruk	[Gahnite] Sandahl, K.-A. et al., 1985, Utvärdering av statlig gruvegendom. Del I, del II, Prospekteringsrapport PRAP 85536. SGAB. Division Prospektering.

Switzerland
Grisons Maloja Region Bregaglia Upper Val Bregaglia Val Forno ⓘ Cima di Vazzeda	[Hercynite] Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 382.
ⓘ Forno glacier	[Hercynite] Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 382.
ⓘ Monte del Forno	[Hercynite] Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 382.
Prättigau/Davos Region Davos Wolfgang ⓘ Tot Alp	[Hercynite] Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 382.
ⓘ Weissfluh pass	[Hercynite] Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 170.
Ticino Locarno Brissago ⓘ Ponte Valley	[Gahnite] Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 175.
Centovalli ⓘ Gridone - Monte Limidario area	[Hercynite] Weiβ, S., Fehr, T., Ansermet, S., Meisser, N., Pakhomovsky, Ya.K. (2007): Zirkonführende Nephelin-Pegmatite im Centovalli, Süd-Schweiz: Struktur, Mineralogie und Kristallisationsfolge. Lapis, 32, 6, 24-30.
Valais Goms Bellwald Fürgangen ⓘ Lamma (Lamme)	[Gahnite] Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): "Mineralienlexikon der Schweiz", Wepf (Basel), p. 175.
Leuk Turtmann-Unterems Turtmann Valley ⓘ Brunegg pass	[Gahnite] Ansermet, S. with contributions of Meisser, N. (2012): Mines et minéraux du Valais. II. Anniviers et Tourtemagne. Musée de la Nature (Sion), Musée Cantonal de Géologie (Lausanne), and Editions Porte-Plumes (Ayer), 374 pp.
Sierre Anniviers Grimentz Moiry Valley ⓘ Moiry Glacier	[Hercynite] Ansermet, S. & Meisser, N. (2012): Mines et minéraux du Valais. II. Anniviers et Tourtemagne. Musée de la Nature, Sion, Musée Cantonal de Géologie, Lausanne, and Editions Porte-Plumes, Ayer, 374 pp. (in French).
ⓘ Pointe du Tsaté	[Hercynite] Ansermet, S. with contributions of Meisser, N. (2012): Mines et minéraux du Valais. II. Anniviers et Tourtemagne. Musée de la Nature (Sion), Musée Cantonal de Géologie (Lausanne), and Editions Porte-Plumes (Ayer), 374 pp.
Visp Zermatt ⓘ Barrhorn series outcrops	[Gahnite]

Taiwan
Hualien County Shoufeng Township ⓘ Fengtien nephrite belt	[Hercynite] Zhengzhang Tao (1992): Journal of Mineralogy and Petrology 13(4), 21-27

Tajikistan
Sughd Zeravshan Range Yagnob River ⓘ Kukhi-Malik area (Kuhi-malik)	[Hercynite] Sharygin, V.V., Sokol, E.V. and Belakovskii, D.I. (2009): Fayalite-sekaninaite paralava from the Ravat coal fire (central Tajikistan). Russian Geology and Geophysics 50, 703-721.

Tanzania
Arusha Region Longido District ⓘ Mundarara Mine	[Hercynite] Frank K. Mazdab collectionsample FKM-290; https://www.rockptx.com/fkm-276-to-fkm-300/#FKM-290
Muriatata hills ⓘ Ruby occurrence	[Hercynite] Yang, Xiao-wen Zhang, Liang-ju Jia, Zong-yong (2012): Mineral composition characters and prospect of Longido red corundum deposit in Tanzania. Guilin Ligong Daxue Xuebao 32, 173-178 (in Chinese).
Monduli District Lashaine volcano ⓘ Peridotite xenoliths	[Hercynite] Journal of Petrology, September 2002, vol. 43, no. 9, pp. 1749-1777(29)
ⓘ Monduli volcano	[Hercynite] C.T. Lee et al. , Contrib. Mineral. Petrol. , 2000, 139, pp. 470-484.
Morogoro Region ⓘ Ligama Hill	[Hercynite] Maaskant, P., Coolen, J. J. M. M. M., Burke, E. A. J. (1980) Hibonite and coexisting zoisite and clinozoisite in a calc-silicate granulite from southern Tanzania. Mineralogical Magazine, 43 (332) 995-1003 doi:10.1180/minmag.1980.043.332.07

Thailand
Kanchanaburi Province Bo Phloi District Bo Phloi Gem mines ⓘ Kao Chon Kai deposit	[Hercynite] Gunnar Färber

Togo
Centrale Region Sotouboua Prefecture Lalamila ⓘ Iron ore prospect	[Gahnite] Togbe, K.A. (2008) Mineralogy and genesis of the Lalamila iron deposit, Central Region, Togo. Global Journal of Pure and Applied Sciences, 14(2), 197-201.

Turkey
Bursa Province Kestel District ⓘ Bursa meteorite	[Hercynite] Goryunov, Michael V., Maksimova, Alevtina A., Oshtrakh, Michael I. (2023) Advances in Analysis of the Fe-Ni-Co Alloy and Iron-Bearing Minerals in Meteorites by Mössbauer Spectroscopy with a High Velocity Resolution. Minerals, 13 (9) doi:10.3390/min13091126
Izmir Province Selçuk District Efes ⓘ Gumuch-dagh	[Gahnite] Smith J L (1851) Memoir on Emery - Second Part - On the minerals associated with emery: corundum, hydrargillite, diaspore, zinc spinel, pholerite, ephesite (a new species), emerylite (a new species), muscovite, chloritoid (a new variety), black tourmaline, chlorite, magnetic oxyd of iron, oligiste iron, hydrated oxyd of iron, iron pyrites, rutile, ilmenite and titaniferous iron, American Journal of Science, 11, 53-66
Kastamonu Province Hanönü District ⓘ Elekdağ metaophiolite	[Hercynite] Günay, K., Dönmez, C., Uysal, İ., Yıldırım, N., Şahin, M. B., Yıldırım, E., ... & Lee, I. (2016). Chrome spinel geochemistry of ultramafic rocks from the Elekdağ metaophiolite (Northern Turkey): Implications for greenschist to mid-amphibolite facies metamorphism. Neues Jahrbuch für Mineralogie-Abhandlungen: Journal of Mineralogy and Geochemistry, 193(3), 215-230.

Uganda
Northern Region Kotido ⓘ Labwor Hills	[Hercynite] Eur. J. Mineral. , 1991, 3, pp. 367-386.

UK
England Cornwall Mawgan-in-Meneage ⓘ Goonhilly Downs	[Hercynite] *Golley, Peter, Williams, Richard (1995) Cornish Mineral Reference Manual. Endsleigh Book Co., Truro. 71pp.*
Derbyshire Derbyshire Dales District Blackwell in the Peak ⓘ Calton Hill Quarry	[Hercynite] *Ford, T., Sarjeant, A., Smith, M. (1993) The minerals of the Peak district of Derbyshire. UK Journal of Mines and Minerals 13, Rockbottom Publications. 16-55*
Scotland Outer Hebrides Isle of Lewis and Harris Harris ⓘ Chiapaval	[Gahnite] O. von Knorring and R. Dearnley (1960) The Lewisian Pegmatites of South Harris, Outer Hebrides. Mineralogical Magazine, vol. 32, n° 248, 366-378. *Embrey, Peter G. (1978) Fourth supplementary list of British minerals. Mineralogical Magazine, 42 (322) 169-177 doi:10.1180/minmag.1978.042.322.01*
Perth and Kinross Comrie ⓘ Comrie contact aureole	[Hercynite] Helmers, H & J. Lustenhouwer, W. (1988). Grandidierite from the Comrie aureole. Scottish Journal of Geology - SCOT J GEOL. 24. 245-248. 10.1144/sjg24030245.

Ukraine
Cherkasy Oblast Zvenyhorodka Raion ⓘ Kapitanov Cr deposit	[Hercynite] Gornostayev, S.S., Laajoki, K.V.O., and Popovchenko, S.E. (2002): The chromitites of the Kapitanov deposit, Ukrainian Shield. Presented at the 47th Annual GAC-MAC meeting, Saskatoon, Canada.
Kirovohrad Oblast Holovanivsk Raion ⓘ Stankuvatske Li-deposit	[Gahnite] Kurylo, S., Uher, P., Broska, I., Lyzhachenko, N., Bondarenko, S., & Gieré, R. (2022). Fine-grained petalite and spodumene dykes in the Stankuvatske Li-deposit, Ukrainian Shield: products of tectono–metamorphic recrystallisation. Mineralogical Magazine, 86(6), 863-882.
Odessa Oblast Podilsk Raion ⓘ Maiskoe gold deposit (Mayske)	[Gahnite] Mudrovska, I. V., Merkushin, I. E., Lysenko, A. A., & Bobrov, A. B. (2005). The Savran ore field of the Dniestr-Boug domain, Ukrainian Shield: A rare example of Paleoproterozoic (ca 2 Ga) orogenic gold mineralization related to retrogressive alteration of Archaean (> 3 Ga) granulite-facies host rock. In Mineral Deposit Research: Meeting the Global Challenge (pp. 1021-1024). Springer Berlin Heidelberg. Bobrov, O. B., Merkushin, I. E., Sergienko, V. M., Pogukaj, V. I., Mudrovska, I. V., Voloshyn, O. A., ... & Sivoronov, A. O. (2006, August). Object B2. Mayske gold deposit. In International Field Workshop. IAGOD Bobrov A.B. (2014) Mayske gold deposit. OBJECT G8. IAGOD Field trip.
Zaporizhia Oblast Pryazovske Raion Eliseevka Eliseevskoe pegmatite field ⓘ Zelenaya Mogila pegmatite	[Gahnite] Lazarenko E.K. e.a. Mineralogy of Priazovie, - Kiev, "Naukova Dumka", 1981, p. 432.
Zhytomyr Oblast Korosten Raion ⓘ Perzhanskoe ore field (Perga Be deposit)	[Gahnite] P.M. Kartashov data

USA
Alaska Prince of Wales-Hyder Census Area Ketchikan Mining District Prince of Wales Island ⓘ Green Monster Mountain	[Hercynite] Min Rec 35:5 pp383-404, 419-420
ⓘ Khayyam Mine (Kiam Mine)	[Gahnite] Econ Geol (1988) 83:182-196
ⓘ Stumble-On Mine (Mammoth prospect)	[Gahnite] Econ Geol (1988) 83:182-196
Yukon-Koyukuk Census Area Hot Springs Mining District ⓘ Deep Creek and tributaries Mine	[Hercynite] *(2008) Alaska Resource Data File (ARDF) Open-File Report* 2008-1225. US Geological Survey**
Arizona Gila County ⓘ Rice	[Hercynite] Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 249.
San Carlos ⓘ Peridot Mesa (Peridot occurrence 38)	[Hercynite] Uchida et. al (2005) Single Crystal x-ray diffraction of spinels from the San Carlos Volcanic Field: Spinel as a geothermometer: American Mineralogist v. 90 p. 1900-1908.
Arkansas Hot Spring County ⓘ Magnet Cove	[Hercynite] Jesse Crawford
ⓘ Jones Mill Quarry (Martin Marietta Quarry; Highway 51 Quarry; Mid-State Quarry)	[Hercynite] Berger, V.I., Singer, D.A., and Orris, G.J. (2009): USGS Open-File Report 09-1139
ⓘ Kimzey Calcite Quarry (Calcite Hill)	[Hercynite] Rocks & Min.: 63:109.
California Lassen County Lassen Volcanic National Park ⓘ Cinder Cone	[Hercynite] Diller, J.S. (1891), A late volcanic eruption in northern California and its peculiar lava: USGS Bulletin 79: 23 Finch, R.H. & C.A. Anderson (1930), The quartz-basalt eruptions of Cinder Cone, Lassen Volcanic National Park, California: University of California, Department of Geological Sciences Bulletin: 19: 245-273 Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 345.
Mariposa County Green Mountain Mining District (Ben Hur Mining District) Green Mountain ⓘ Good View Mine (Goodview Mine; Copper King claim; Copper King and M. S. Mine; Little Giant claim; Stonewall Jackson claim; Crown Point claim; San Jose claim; Rothschild claim; S. A. claim; Sunset claim)	[Gahnite] Kent England, Pers. Comm., 3/25/13
Monterey County Santa Lucia Mts (Santa Lucia Range) Los Burros Mining District Burro Mountain ⓘ Burro Mountain ultramafic complex	[Hercynite] Van Nostrand Reinholt Press: 146. Page, N.J. (1967) Serpentinization at Burro Mountain. Contributions to Mineralogy and Petrology: 14: 324 Burch, S.H. (1968), Tectonic emplacement of the Burro Mountain ultramafic body, Santa Lucia Range, California: Geological Society of America Bulletin: 79: 536 *Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.*
Placer County Rocklin Mining District (Loomis Mining District) ⓘ Rocklin	[Hercynite] Hanks, Henry Garber (1884), Fourth report of the State Mineralogist: California Mining Bureau. Report 4, 410 pp.: 309 Schrader, Frank Charles, R.W. Stone & Samuel Sanford (1917), Useful minerals of the United States: 75 Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 345.
Riverside County Crestmore ⓘ Crestmore quarries	[Gahnite] [micromounts@yahoogroups.com]
San Diego County Mesa Grande Mining District Gem Hill ⓘ Himalaya Mine (Himalaya dikes; Himalaya pegmatite)	[Gahnite] Foord, E. E. (1977), Famous Mineral Localities: the Himalaya Dike System, Mesa Grande District, San Diego County, California. Mineralogical Record 8(6): p. 471.
Pala Mining District Pala Chief Mountain ⓘ Elizabeth R. Mine (Hazel W. claim)	[Gahnite] Heimann, A., Yonts, J. A., & Wise, M. A. (2016). Melt evolution in felsic dikes inferred from the composition of gahnite in two new occurrences, Pala Chief and Elizabeth R composite dikes, California. Mineralogy and Petrology, 110(6), 731-746.
ⓘ Pala Chief Mine (Chief mine; MS 6452; Salmons mine)	[Gahnite] Heimann, A., Yonts, J. A., & Wise, M. A. (2016). Melt evolution in felsic dikes inferred from the composition of gahnite in two new occurrences, Pala Chief and Elizabeth R composite dikes, California. Mineralogy and Petrology, 110(6), 731-746.
ⓘ Tourmaline Queen Mountain (Pala Mtn; Queen Mtn)	[Gahnite] Jahns, Richard Henry & Wright, Lauren A. (1951), Gem and lithium-bearing pegmatites of the Pala district, San Diego County, California. California Division of Mines Special Report 7-A: p. 31.
Rincon Mining District Rincon Rincon Mountain ⓘ Mack Mine (John Mac mine; Mac mine; San Luis Rey claim) ?	[Gahnite] Van King
San Luis Obispo County Santa Lucia Mts (Santa Lucia Range) Cerro Alto ⓘ Sweetwater Mine (San Juan Mine; Pierce and Benadom group)	[Hercynite] *(2005) Mineral Resources Data System (MRDS), US Geological Survey.*
Santa Barbara County ⓘ San Rafael Mountains	[Hercynite] Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 346.
Siskiyou County ⓘ Mount Shasta	[Hercynite] Van Nostrand Reinholt Press: 148. Wadsworth, M.E. (1882), On picotite from Mt. Shasta, California. Boston Society of Natural History Proceedings: 21: 314-315 Hanks, Henry Garber (1884), Fourth report of the State Mineralogist: California Mining Bureau. Report 4, 410 pp.: 309 Murdoch, Joseph & Robert W. Webb (1966), Minerals of California, Centennial Volume (1866-1966): California Division Mines & Geology Bulletin 189: 346 *Pemberton, H. Earl (1983) Minerals of California. Van Nostrand Reinhold Company Inc.*
Yolo County Coast Ranges Knoxville Mining District Knoxville area ⓘ Harrison Mine (New England Mine; Grizzly Mine; January Mine; Ruby Mine)	[Hercynite] *(2005) Mineral Resources Data System (MRDS), US Geological Survey.*
Colorado Chaffee County Cleora Mining District ⓘ Bonus Extension Mine	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
Monarch Mining District ⓘ Bon Ton Mine	[Gahnite] *(1984) Precambrian deposits of zinc-copper-lead sulfides and zinc spinel (gahnite) in Colorado. Bulletin* Vol. 1550. US Geological Survey doi:10.3133/b1550 Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. The Canadian Mineralogist Vol. 43, pp. 601-622 (2005)** Spry, P. G., McFadden, S., Teale, G. S., Alers, B., Shallow, J. M., & Glenn, J. M. (2021). Nodular sillimanite rocks as field indicators to metamorphosed massive sulfide deposits. Ore Geology Reviews, 104632.
ⓘ Cindarella No. 7 claim	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.* The Canadian Mineralogist Vol. 43, pp. 601-622 (2005) Spry, P. G., McFadden, S., Teale, G. S., Alers, B., Shallow, J. M., & Glenn, J. M. (2021). Nodular sillimanite rocks as field indicators to metamorphosed massive sulfide deposits. Ore Geology Reviews, 104632.
ⓘ Evergreen	[Gahnite] The Canadian Mineralogist Vol. 43, pp. 601-622 (2005)
Sedalia Mining District ⓘ Sedalia Mine (Sedalia Copper Mine)	[Gahnite] U.S. Geological Survey Professional Paper 829 *(1984) Precambrian deposits of zinc-copper-lead sulfides and zinc spinel (gahnite) in Colorado. Bulletin* Vol. 1550. US Geological Survey doi:10.3133/b1550 Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing. The Canadian Mineralogist Vol. 43, pp. 601-622 (2005)**
Turret Mining District ⓘ Ace High - Jackpot Prospect	[Gahnite] *(2005) Mineral Resources Data System (MRDS), US Geological Survey.* The Canadian Mineralogist Vol. 43, pp. 601-622 (2005) Spry, P. G., McFadden, S., Teale, G. S., Alers, B., Shallow, J. M., & Glenn, J. M. (2021). Nodular sillimanite rocks as field indicators to metamorphosed massive sulfide deposits. Ore Geology Reviews, 104632.
ⓘ American Flag Mine (Anaconda Mine; Ethel Consolidation Mine; Crete Mine; Holdredge Mine)	[Gahnite] *(2005) Mineral Resources Data System (MRDS), US Geological Survey.*
ⓘ Azurite No. 1 claim	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
ⓘ Independence Mine	[Gahnite] *(2005) Mineral Resources Data System (MRDS), US Geological Survey.* The Canadian Mineralogist Vol. 43, pp. 601-622 (2005)
ⓘ Unnamed Skarn	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
Clear Creek County ⓘ Grover Mine (Grover pegmatite; Windsor)	[Gahnite] Meeves, H., et al (1966), Reconnaissance of beryllium-bearing pegmatite deposits in six western states, US Bur. Mines Info. Circ. 8298: 24 (Table A-1). *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
Lawson Mining District (Dumont Mining District; Montana Mining District) Idaho Springs ⓘ Crystal Mine	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
Lower Clear Creek Area ⓘ Snyder; Saddleback Mtn.	[Gahnite] *(2005) Mineral Resources Data System (MRDS), US Geological Survey.*
ⓘ Saddleback Mountain	[Gahnite] Meeves, H., et al (1966), Reconnaissance of beryllium-bearing pegmatite deposits in six western states, US Bur. Mines Info. Circ. 8298: 24 (Table A-1).
ⓘ Squaw Pass	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
Custer County ⓘ Amethyst Prospect	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.* The Canadian Mineralogist Vol. 43, pp. 601-622 (2005)
ⓘ Marion Mine	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.* The Canadian Mineralogist Vol. 43, pp. 601-622 (2005)
ⓘ Unnamed Prospect	[Gahnite] The Canadian Mineralogist Vol. 43, pp. 601-622 (2005)
Fremont County ⓘ Cotopaxi Mining District	[Gahnite] *(2005) Mineral Resources Data System (MRDS), US Geological Survey.*
Cotopaxi ⓘ Mine Gulch	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
ⓘ Cotopaxi Mine (Cotopaxi lode; Gumaer Mine; Fannie lode; Fannie Mill)	[Gahnite] Am Min 50:1179-1212 USGS Prof Paper 223 *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.* The Canadian Mineralogist Vol. 43, pp. 601-622 (2005) Spry, P. G., McFadden, S., Teale, G. S., Alers, B., Shallow, J. M., & Glenn, J. M. (2021). Nodular sillimanite rocks as field indicators to metamorphosed massive sulfide deposits. Ore Geology Reviews, 104632.
Eight Mile Park Pegmatite Mining District ⓘ Eight Mile Park	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
ⓘ Mica Lode Mine (Mica Hill Mine)	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
ⓘ Grape Creek area	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
Grape Creek Mining District (Greenhorn Mining District) Dawson Mountain ⓘ Unnamed prospect	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
ⓘ Green Mountain Mine (Copper Boy Mine)	[Gahnite] *(2005) Mineral Resources Data System (MRDS), US Geological Survey.* The Canadian Mineralogist Vol. 43, pp. 601-622 (2005) *(2005) Mineral Resources Data System (MRDS), US Geological Survey.* Spry, P. G., McFadden, S., Teale, G. S., Alers, B., Shallow, J. M., & Glenn, J. M. (2021). Nodular sillimanite rocks as field indicators to metamorphosed massive sulfide deposits. Ore Geology Reviews, 104632.
ⓘ Horseshoe Mine (School Section Deposit)	[Gahnite] *(2005) Mineral Resources Data System (MRDS), US Geological Survey.*
Guffey Mining District (Freshwater Mining District) ⓘ Isabel Mine	[Gahnite] *(2005) Mineral Resources Data System (MRDS), US Geological Survey.*
Iron Mountain complex ⓘ Iron Mountain	[Hercynite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
Gilpin County ⓘ Central City Mining District (Central Mining District)	[Hercynite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
Grand County ⓘ High Lonesome occurrence	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
Gunnison County Gold Brick Mining District ⓘ Lucille Mine	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
Goose Creek Mining District ⓘ Headlight Mine	[Gahnite] *(2005) Mineral Resources Data System (MRDS), US Geological Survey.*
ⓘ Midland Mine	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
ⓘ Yukon Mine	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
Quartz Creek Pegmatite Mining District ⓘ Beryl and Rare Minerals Lode	[Gahnite] USGS Proffesional Paper 265
ⓘ Brown Derby Mine	[Gahnite] Pearl, 1958. Colorado Gem Trails & Mineral Guide, p.61. Am Min 50:96-104 USGS Prof. Paper 227
ⓘ Brown Derby No. 1	[Gahnite] Bob Cobban USGS Proffesional Paper 265
ⓘ Bucky pegmatite (New Anniversary; Willow Creek)	[Gahnite] Pearl, 1958. Colorado Gem Trails & Mineral Guide USGS Proffesional Paper 265
Tomichi Mining District (White Pine Mining District) ⓘ Denver City tunnel	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
Jackson County Pearl Mining District ⓘ Caprock prospect	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.* The Canadian Mineralogist Vol. 43, pp. 601-622 (2005) Spry, P. G., McFadden, S., Teale, G. S., Alers, B., Shallow, J. M., & Glenn, J. M. (2021). Nodular sillimanite rocks as field indicators to metamorphosed massive sulfide deposits. Ore Geology Reviews, 104632.
ⓘ Swede Group Mine (Round Top; Big Horn; Copper Queen)	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
ⓘ Pearl Mine	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
ⓘ Troutman Draw	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
ⓘ Wolverine Mine	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
Jefferson County Bergen Park area ⓘ Creswell Mine	[Gahnite] *(1984) Precambrian deposits of zinc-copper-lead sulfides and zinc spinel (gahnite) in Colorado. Bulletin* Vol. 1550. US Geological Survey doi:10.3133/b1550 Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.**
Clear Creek Pegmatite Province ⓘ Unnamed Rutile Occurrence (MRDS - 10090176)	[Gahnite] *(2005) Mineral Resources Data System (MRDS), US Geological Survey.*
Evergreen Mining District (Malachite Mining District) ⓘ Evergreen area	[Gahnite] Spry, P. G., McFadden, S., Teale, G. S., Alers, B., Shallow, J. M., & Glenn, J. M. (2021). Nodular sillimanite rocks as field indicators to metamorphosed massive sulfide deposits. Ore Geology Reviews, 104632.
ⓘ F.M.D. Mine	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
ⓘ Hosa Lodge Mine	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
ⓘ Squaw Pass quadrangle	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
Larimer County Estes Park ⓘ Highway 34 roadcut	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
ⓘ Medicine Bow Mountains	[Hercynite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
Park County Guffey Mining District ⓘ Betty Mine (Lone Chimney Mine; Betty Lowe)	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.* The Canadian Mineralogist Vol. 43, pp. 601-622 (2005) Spry, P. G., McFadden, S., Teale, G. S., Alers, B., Shallow, J. M., & Glenn, J. M. (2021). Nodular sillimanite rocks as field indicators to metamorphosed massive sulfide deposits. Ore Geology Reviews, 104632.
ⓘ Isabell Mine	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
ⓘ Mill Gulch Mine	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
Wilkerson Pass Area ⓘ Unnamed prospect	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
Routt County Clark ⓘ Greenville Mine (Greenville Shaft prospect)	[Gahnite] *Eckel, Edwin Butt , Cobban, Robert R., Mosburg, Shirley K., Foord, Eugene E. (1997) Minerals of Colorado. Fulcrum Publishing.*
Connecticut Hartford County Glastonbury South Glastonbury ⓘ Hollister prospects	[Gahnite] Januzzi, 1976. Mineral Localities of CT and Southeastern NY State, p.148 Schooner (1958)
ⓘ Simpson Quarry (Wiarda Quarry) ?	[Gahnite] Betts, John. (1999): The Quarries and Minerals of the Dayton Road District, South Glastonbury, Connecticut. Rocks & Minerals: 74(2): 110-121.
Middlesex County East Hampton (Chatham) Cobalt ⓘ Great Hill cobalt mines	[Gahnite] Schooner (1958)
Haddam ⓘ Chrysoberyl locality	[Gahnite] Silliman, Benjamin. (1829): Discovery of Columbite in Chesterfield, Mass. American Journal of Science, s. 2, vol 16. pp. 220-224. Shepard (1837): Report on the Geological Survey of Connecticut.
ⓘ ~~Thulite locality~~	[Gahnite] Rocks & Minerals (1995) 70:396-409
ⓘ Timms Hill (Tim's Hill; Iolite Hill)	[Gahnite] Foye, W. G. (1922): Mineral Localities in the Vicinity of Middletown, Connecticut. (American Mineralogist 7:4-12).
Portland Collins Hill Strickland pegmatite ⓘ Strickland Quarry ?	[Gahnite] Schooner, Richard. (circa 1985), Untitled manuscript on central Connecticut mineralogy.
ⓘ Nike prospect	[Gahnite] Schooner, Richard. (1961), The Mineralogy of Connecticut. Fluorescent House, Branford, Connecticut.
ⓘ Pelton's Quarry	[Gahnite] Harold Moritz collection
Georgia Carroll County ⓘ Bowdon Junction	[Gahnite] Rocks & Minerals (1988) 63:471-472
Cherokee County Canton ⓘ Canton Mine (Rich mine)	[Gahnite] Rocks & Min.:64:189 Shearer & Hull(1918).
Douglas County Villa Rica ⓘ Villa Rica Mine (Sulfur Mining & Railroad Company Pyrite Mine)	[Gahnite] Rocks & Min.: 64:194.
Lincoln County Metasville ⓘ Magruder Mine (Seminole Mine)	[Gahnite] Rocks & Min.: Vol. 64.
Lumpkin County Dahlonega ⓘ Standard Mine (Singleton Mine; Dahlonega Mine; Boston Mine)	[Gahnite] Rocks & Min.: 64:200.
Paulding County Hiram ⓘ Little Bob Mine	[Gahnite] Rocks & Min.: 64:202.
Taliaferro County Georgia Manganese Company ⓘ Judge John C. Hart Mine	[Gahnite] Minerals of Georgia: Their properties and occurrences. Robert Cook GGWRD Bull 92
Towns County Young Harris ⓘ Brasstown Creek	[Hercynite] Minerals of Georgia: Their properties and occurrences. Robert Cook GGWRD Bull 92
Troup County ⓘ G. I. Bryan Property	[Hercynite] Van Gosen, Bradley S. (2005) Reported historic asbestos mines, historic asbestos prospects, and natural asbestos occurrences in the eastern United States. USGS Open-File Report 2005-1189.
Hawaii Honolulu County Oahu Island ⓘ Salt Lake Crater (Aliapaakai)	[Hercynite] GEOLOGY January 1988 v. 16 no. 1 p. 69-72
Idaho Idaho County Maggie Creek Mining District ⓘ Kamiah Asbestos Mine	[Hercynite] *(2005) Mineral Resources Data System (MRDS), US Geological Survey.*
Illinois Hardin County Hicks Hicks Dome ⓘ Hicks Dome deposit	[Hercynite] Carlson, Shawn M., et al (2021) A New Find of Blue Corundum from Hardin Co., Illinois, Mineral News, Vol. 37, No. 8, pp 2-11pp.2-11
Vermilion County Hegeler ⓘ Hegeler Zinc smelter slag locality	[Gahnite] Piatak, N. M. & Seal, R. R., II (2010): Mineralogy and the release of trace elements from slag from the Hegeler Zinc smelter, Illinois (USA). Applied Geochemistry, 25, 302-320
Kansas Decatur County ⓘ Leoville meteorite (Leoville CV3 chondrite)	[Hercynite] (n.d.)
Maine Androscoggin County Auburn East Mount Apatite Mining District ⓘ Maine Feldspar Quarry	[Gahnite] Thompson, Woodrow B., Joyner, Ronald L., Woodman, Raymond G., King, Vandall T. (1998) Bulletin (41), A Collector's Guide to Maine Mineral Localities (3rd ed.) Maine Geological Survey
West Mount Apatite Mining District ⓘ Groves Quarry (Hole in the Ground Quarry)	[Gahnite] *King, Vandall T., Foord, Eugene E. (1994) Mineralogy of Maine* Vol. 1 - Descriptive mineralogy. Maine Geological Survey.**
ⓘ Keith Quarry (Towne Quarry)	[Gahnite] Rocks & Min.: 9:15-16. USGS Bull 445 Guidebook 1 to Mineral Collecting in the Maine Pegmatite Belt Pg 2
ⓘ Pulsifer Quarry & Dionne extension	[Gahnite] Rocks & Minerals (1975) 50:147-151 Rocks & Minerals (1975) 50:240-243
ⓘ Wade Quarry (Androscoggin Tourmaline prospect) ?	[Gahnite] Mineralogical Record 24: 382-383
Cumberland County Baldwin West Baldwin ⓘ Estes Quarry	[Gahnite] Thompson, W.B., et,al., 2000, Rocks & Minerals, vol. 75, no. 6, pgs 408-418
Hancock County Blue Hill ⓘ Townline and Route 172 Outcrops	[Gahnite] *King, Vandall T., Foord, Eugene E. (1994) Mineralogy of Maine* Vol. 1 - Descriptive mineralogy. Maine Geological Survey.**
Blue Hill - Castine Mining District Blue Hill ⓘ Black Hawk Mine	[Gahnite] Mineralogical Record 22:382 *King, Vandall T., Foord, Eugene E. (1994) Mineralogy of Maine* Vol. 1 - Descriptive mineralogy. Maine Geological Survey.**
ⓘ Douglass Copper Mine	[Gahnite] *King, Vandall T., Foord, Eugene E. (1994) Mineralogy of Maine* Vol. 1 - Descriptive mineralogy. Maine Geological Survey.**
Knox County Union ⓘ Harriman prospect	[Hercynite] Rainville, G. D. and Park, W. C. (1976) Nickeliferous Pyrrhotite Deposits, Knox County, Southeastern Maine in Lyons, P. C. and Brownlow, A. H. (editors) Studies in New England Geology, Memoir 146, Geological Society of America, p. 319-347.
ⓘ Vinalhaven	[Hercynite] keck.wooster.edu (n.d.) http://keck.wooster.edu/archives/symposium/02/Maine01_pdfs/brillabs.pdf.
Warren ⓘ Warren Nickel prospect	[Hercynite] W. B. Thompson, D. L. Joyner, R. G. Woodman, and V. T. King (2005) A Collector's Guide to Maine Mineral Localities. Maine Geological Survey Bulletin 41
Oxford County Greenwood ⓘ Morgan Quarry (Upper Noyes Mountain Quarry; Upper Harvard Quarry)	[Gahnite] Maine Pegmatite Workshop 2004
ⓘ ~~Noyes Mountain Quarry (Harvard Quarry)~~	[Gahnite] Guidebook 1 to Mineral Collecting in the Maine Pegmatite Belt pg11-12 Cameron, Eugene N. and others (1954) Pegmatite investigations, 1942-45, in New England. USGS Professional Paper 255. *King, Vandall T., Foord, Eugene E. (1994) Mineralogy of Maine* Vol. 1 - Descriptive mineralogy. Maine Geological Survey.**
ⓘ Ohtonen Quarry	[Gahnite] No reference listed
Uncle Tom Mountain ⓘ Emmons Quarry	[Gahnite] Falster, A. U., Simmons, W. B., Webber, K. L., Dallaire, D. A., Nizamoff, J. W., & Sprague, R. A. (2019). The Emmons Pegmatite, Greenwood, Oxford County, Maine. Rocks & Minerals, 94(6), 498-519.
ⓘ Witt Hill Chrysoberyl locality	[Gahnite] Thompson, Woodrow B., Joyner, Ronald L., Woodman, Raymond G., King, Vandall T. (1998) Bulletin (41), A Collector's Guide to Maine Mineral Localities (3rd ed.) Maine Geological Survey
Norway ⓘ Cobble Hill	[Gahnite] USGS Bull 445
ⓘ ~~Stoneham~~	[Hercynite] Anderson, 1991. Maine Mineral Localities, 2nd ed.
ⓘ Lord Hill Quarry (Lord Hill Mine)	[Gahnite] Thompson, Woodrow B., Joyner, Ronald L., Woodman, Raymond G., King, Vandall T. (1998) Bulletin (41), A Collector's Guide to Maine Mineral Localities (3rd ed.) Maine Geological Survey
West Paris ⓘ Cobble Hill locality	[Gahnite] No reference listed
ⓘ Cobble Hill Quarry (George Howe prospect)	[Gahnite] No reference listed
Sagadahoc County Bowdoin ⓘ Coombs Quarries	[Gahnite] Harvard Museum of Natural History spec. no. 131802
Topsham ⓘ Fisher Quarry	[Gahnite] Clara Brennan, Samuel M. Cameron, and Mona-Liza C. Sirbescu (2016) Crystallization of the Fisher Quarry Pegmatite, Sagadahoc Co., Maine: Preliminary Insights from Fluid Inclusions. in Second Eugene E. Foord Pegmatite Symposium July 15-19, 2016 Colorado School of Mines campus, Golden, Colorado
ⓘ Staples Quarry	[Gahnite] *King, Vandall T., Foord, Eugene E. (1994) Mineralogy of Maine* Vol. 1 - Descriptive mineralogy. Maine Geological Survey. King, Vandall T. (2000) Mineralogy of Maine Vol. 2 - Mining History, Gems, and Geology. Maine Geological Survey.**
York County York ⓘ Mount Agamenticus Alkaline Syenite	[Hercynite] Gilman, R., 1978, Bedrock Gepology of the Newfield 15' Quadrangle, Maine, ME Geol Surv OF-78-10.
Maryland Carroll County Finksburg Patapsco Mines ⓘ Patapsco Mine (Finksburg Mine; Orchard Mine)	[Gahnite] Rocks & Min.: 11: 27 & 121.
Louisville ⓘ Mineral Hill Mine	[Gahnite] Dana 7:I:264. Econ Geol (1989) 84:663-675
Sykesville ⓘ Springfield Mine (Mr. Tysons Mine; Sykesville Mine)	[Gahnite] Dana 6: 1071 Rocks & Min.: 11:27, 121.
Howard County Scaggsville ⓘ Ben Murphy Mica Mine	[Gahnite] Mines of the Washington D.C Area
Montgomery County ⓘ Burtonsville	[Gahnite] Ref.: Minerals of the Washington D.C. Area.
Wheaton ⓘ Kensington Mica Mine (Gilmore Mine; B. H. Warner Mine)	[Gahnite] Ref.: Minerals in the Washington D.C. Area. American Mineralogist (1926) 11:35-38
Massachusetts Franklin County Charlemont ⓘ Hawks Pyrite Mine (Mount Peak Mine)	[Gahnite] Flint, George M. (1908): Gahnite from Charlemont, Mass. American Journal of Science: 25: 584.
Rowe ⓘ Davis Pyrite Mine	[Gahnite] Rocks & Min.: 16:215. Plante, Alan (1992): Western Massachusetts Mineral Localities (Valley Geology Press)
Michigan Dickinson County Randville ⓘ Unnamed Pegmatite quarry ("Groveland" pegmatite)	[Gahnite] Buchholz, T.W., A.U. Falster & W.B. Simmons (2014), Accessory Mineralogy of an Evolved Dickinson County, Michigan, Pegmatite, a presentation before the 41st. Rochester Mineralogical Symposium, April 25, 2014.
Montana Lewis and Clark County Helena Mining District (Spring Hill Mining District) Helena ⓘ Crazy Sphinx Mine (Dry Gulch; Crazy Sphinx claim)	[Gahnite]
Stillwater County ⓘ Stillwater Complex Chromite deposit (Benbow Mine; Gish Mine; Mouat Mine)	[Hercynite] Gobla, M.J. (2012) Montana mineral locality index. Rocks & Minerals, 87, #3, 208-240.
Nevada Lyon County Singatse Range Yerington Mining District Ludwig ⓘ Ludwig Mine	[Gahnite] *Castor, Stephen B., Ferdock, Gregory C. (2004) Minerals of Nevada. Special Publication* 31. Nevada Bureau of Mines and Geology**
Nye County ⓘ Yucca Mountain	[Gahnite] *Castor, Stephen B., Ferdock, Gregory C. (2004) Minerals of Nevada. Special Publication* 31. Nevada Bureau of Mines and Geology**
New Hampshire Cheshire County Nelson ⓘ Osgood Graphite Mine	[Hercynite] Rumble, D, and Chamberlain, C. P. (1988). "Graphite Vein deposits of New Hampshire" in Guidebook for field trips in southwestern New Hampshire, southeastern Vermont, and north-central Massachusetts New England Intercollegiate Geological Conference, 80th annual meeting, October 14, 15 and 16, 1988"
Rockingham County Nottingham ⓘ Mount Pawtuckaway	[Hercynite]
New Jersey Sussex County ⓘ Franklin	[Gahnite] Nuttall (1822), Vanuxem (1822), Frondel, Clifford (1972) The Minerals of Franklin and Sterling Hill. A Check List., Wiley-InterScience.
Franklin Marble ⓘ Franklin Quarry (Braens Quarry; Moses Bigelow Quarry; Farber Quarry)	[Hercynite] Betancourt, P.P. : The Picking Table, Vol. 27(2):2-10 Parker, F.: The Picking Table:24(2):9 Dunn(1995):Pt4:581.
ⓘ Franklin Mine	[Gahnite] Dunn(1995):Pt4:580. Lucchesi, S., Della Giusta, A., & Russo, U. (1998). Cation distribution in natural Zn-aluminate spinels. Mineralogical Magazine, 62(1), 41-54.
ⓘ Buckwheat pit	[Gahnite] Dunn, P.J. (1995) Franklin and Sterling Hill New Jersey: the world's most magnificent mineral deposits. Part 3: 436.
ⓘ Mill site dump	[Gahnite] FOMS Millsite Committee (1986) (circa), List of Mineral Species Found on the Franklin Mill Site, Franklin-Ogdensburg Mineralogical Society (unpublished).
ⓘ Trotter Mine	[Gahnite] Palache(1935):43 Dunn(1995):Pt4:580.
Ogdensburg ⓘ Franklin Marble	[Gahnite] Dunn, Pete J. (1995)
Sterling Hill ⓘ Passaic pit (Marshall Mine; Passaic Mine)	[Gahnite] Harold Moritz collection. Palache(1935):44 Dunn (1995) Leavens, P. B., Zullo, J., & Verbeek, E. (2009). A complex, genthelvite-bearing skarn from the Passaic pit, Sterling Hill mine, Ogdensburg, New Jersey. Axis, 5, 26.
ⓘ Sterling Mine	[Gahnite] Metsger, et al: Geol. Soc. of Amer Bull.:69:775-788 (1958) Dunn, P.J. & Frondel, C.: Min.Rec.:21:425-427 (1990) Dunn(1995):Pt4:580-581.
New Mexico Doña Ana County ⓘ Kilbourne Hole	[Hercynite] *Northrop, Stuart A., LaBruzza, F.A. (1996) Minerals of New Mexico* (3rd ed.) University of New Mexico Press, Albuquerque, NM.**
Mora County ⓘ Pidlite deposit	[Gahnite] *Northrop, Stuart A., LaBruzza, F.A. (1996) Minerals of New Mexico* (3rd ed.) University of New Mexico Press, Albuquerque, NM.**
Rio Arriba County ⓘ Petaca Mining District	[Gahnite] *Northrop, Stuart A., LaBruzza, F.A. (1996) Minerals of New Mexico* (3rd ed.) University of New Mexico Press, Albuquerque, NM.**
ⓘ La Madera Mtn.	[Gahnite] Min Rec 22:5 p384
ⓘ Rociada Mining District	[Gahnite] *Northrop, Stuart A., LaBruzza, F.A. (1996) Minerals of New Mexico* (3rd ed.) University of New Mexico Press, Albuquerque, NM.**
Santa Fe County ⓘ Cerrillos District	[Gahnite] *Northrop, Stuart A., LaBruzza, F.A. (1996) Minerals of New Mexico* (3rd ed.) University of New Mexico Press, Albuquerque, NM.**
Taos County Picuris District ⓘ Harding Mine	[Gahnite] Jahns, R. H. and Ewing, R. C. (1977): The Harding mine, Taos County, New Mexico. Mineralogical Record, 8 (2): 115-126.
New York Essex County Keene Township ⓘ Keene	[Gahnite] www.nysam.org
Orange County Town of Warwick ⓘ Amity	[Hercynite] Yale Peabody Museum
St. Lawrence County Star Lake Benson ⓘ Benson Mines	[Hercynite] Contributions to Mineralogy and Petrology Volume 101, Number 3 / March, 1989 Pages 350-360
Tompkins County ⓘ Ithaca	[Hercynite] Jensen (1978) Minerals of New York State,p.163
Westchester County ⓘ Cortlandt Township	[Hercynite] Eur. J. Mineral. , 1991, 3, pp. 367-386.
Montrose ⓘ Crugers Emery Mine	[Hercynite] *Manchester, James G. (1931) The Minerals of New York City and its Environs. Bulletin of the New York Mineralogical Club* Vol. 3 (1) New York Mineralogical Clubp.70 Manchester, James G. (1931) The Minerals of New York City and its Environs. Bulletin of the New York Mineralogical Club Vol. 3 (1) New York Mineralogical Club**p.72
North Carolina Alleghany County ⓘ Stratford	[Gahnite] Mineralogical Record 2:43
Ashe County Ore Knob ⓘ Ore Knob Mine	[Gahnite] Ross, C.S.,(1935) Origin of the copper deposits of the Ducktown type in the Southern Appalachian region :U.S Geological Survey Professional Paper 179
Buncombe County ⓘ Thomas Mine (Balsam Gap kyanite location; Parkway kyanite location)	[Hercynite] No reference listed
Cleveland County ⓘ Hawkins Branch Cassiterite occurrence (Meadow Creek occurrence)	[Gahnite] Agortino,John P.D and Whitlow,Jesse W.(1985) Cassiterite Occurrences in the Shelby Area North and South Carolina: U.S Geological Survey Bulletin 1569
Davie County ⓘ Farmington Gabbro-Metagabbro Pluton	[Hercynite] McSween,Jr,Harry Y.,Sando,Thomas W.,Clark,Stephan R.,Harden,James T.,and Strange,E.Allison (1984) The Gabbro-Metagabbro Association Of The Southern Appalachian Piedmont,America Journal Of Science,Vol.284,April/May,1984,p.437-461
Jackson County Cullowhee ⓘ Cullowhee Mine	[Gahnite] Ross, C.S.,(1935) Origin of the copper deposits of the Ducktown type in the Southern Appalachian region: U.S Geological Survey Professional Paper 179
ⓘ Savannah Mine	[Gahnite] Ross, C.S.,(1935) Origin of the copper deposits of the Ducktown type in the Southern Appalachian region::USGS Professional Paper 179
ⓘ Wayhutta Mine (Way-Ye-Hutta Prospect; Waryhut Mine)	[Gahnite] Ross, C.S.,(1935) Origin of the copper deposits of the Ducktown type in the Southern Appalachian region :U.S Geological Survey Professional Paper 179
ⓘ Macon County	[Gahnite]
ⓘ Cowee Ruby Mine	[Gahnite] Pratt,Joseph Hyde (1933) Gems and Gem Minerals of North Carolina: American Mineralogist,Vol.18,No.4,April,1933
Cowee Valley Ellijay Mining District Franklin ⓘ Winding Stair Gap Roadcut	[Hercynite] EL-Shazley,A.K.,Loehn C.,and Tracy R.J.,(2011) P-T-t evolution of granulite facies metamorphism and partial melting in the Winding Stair Gap,Central Blue Ridge,North Carolina,USA: Journal of Metamorphic Geology
ⓘ Mason Mountain	[Gahnite] E.WM.Heinrich,1950,Paragenesis of the Rhodolite Deposit,Masons Mountain,North Carolina,The American Mineralogist,Vol.35
ⓘ Otto prospect (Little Coweetah prospect; Sheenah prospect)	[Gahnite] Ross, C.S.,(1935) Origin of the copper deposits of the Ducktown type in the Southern Appalachian region: U.S Geological Survey Professional Paper 179
ⓘ Mecklenburg County	[Gahnite] Milton,Daniel J.,(1986) Chloritoid -Sillimanite Assemblage from North Carolina : American Mineralogist,Vol.71,pg.891-894,1986
ⓘ Mecklenburg Gabbro-Metagabbro Complex	[Hercynite] McSween Jr,Harry Y.,Sando,Thomas W.,Clark,Stephen R.,Harden,James T.and Strange,E.Allison (1984) The Gabbro-Metagabbro Association Of The Southern Appalachian Piedmont,American Journal Of Science,Vol.284,April/May,1984,p.437-461
Mitchell County Deake ⓘ Deake Mine	[Gahnite] Dana 7:I:695 Dana 6:735.
Hawk-Bakersville ⓘ W. C. Burleson Mica Mine (Joe Stevenson Mine)	[Gahnite] Spry,P.G.,and Scott,S.D.,(1986a) The stability of zircian spinels in sulfide systems and their potential as exploration guides for metamorphosed massive sulfide sulfide deposits :Economic Geology,v.81,p.1446-1463
Penland ⓘ Deer Park Mine	[Gahnite] Rocks & Min.: 15:271.
Spruce Pine ⓘ Chalk Mountain Mine	[Gahnite] Rocks & Min.:60:85 (see also Dana 7:I:695).
ⓘ English Mine (English Knob Mine)	[Gahnite] Rocks & Min.: 15:271.
Rowan County ⓘ Barber Gabbro-Metagabbro Pluton	[Hercynite] McSween,Jr,Harry Y.,Sando,Thomas W.,Clark,Stephan R.,Harden,James T and Strange,E.Allison (1984) The Gabbro-Metagabbro Association Of The Southern Appalachian Piedmont,American Journal Of Science, Vol.284,April/May,1984,p.437-461
Watauga County ⓘ Elk Knob Mine	[Gahnite] Ross, C.S.,(1935) Origin of the copper deposits of the Ducktown type in the Southern Appalachian region: USGS Professional Paper 179
Yancey County ⓘ Old Young Mine	[Gahnite] Ex: Philadelphia Academy of Science collection.
Pennsylvania Chester County Pennsbury Township ⓘ Swain's Quarry	[Gahnite] Gordon, Samuel (1922) The Mineralogy of Pennsylvania , 174.
Delaware County Middletown Township ⓘ Sharpless' Quarry (Sharpless Quarry)	[Gahnite] Gordon, Mineralogy of Pennsylvania, 1922 p. 190
Lancaster County Manor Township ⓘ Safe Harbor Quarry	[Hercynite] Thomlinson, Harold W. (1942). Idiomorphic Cordierite From Safe Harbor, Pennsylvania. American Mineralogist 27:646-648.
Texas Culberson County Sierra Diablo ⓘ Cave Peak deposit	[Hercynite] Audétat, A. (2010) Source and Evolution of Molybdenum in the Porphyry Mo(^Nb) Deposit at Cave Peak,Texas. Journal of Petrology 51(8),1739-60.
McLennan County ⓘ Axtell meteorite	[Hercynite] Caillet, C. & Zinner, E. (1995). The 'Porky' Inclusion from the Axtell Carbonaceous Chondrite: A Hercynite-bearing Condensate with Large 48Ca and 50Ti Excesses. Meteoritics 30 (5): 494-495. (Jan 1995)
Utah Sevier County Koosharem Pine Canyon ⓘ Black Hawk claims	[Hercynite] *Bullock, Kenneth C. (1981) Minerals and mineral localities of Utah. Bulletin* 117. Utah Geological and Mineral Survey**
Vermont Windham County Rockingham ⓘ Bellows Falls	[Hercynite] serc.carleton.edu (n.d.) http://serc.carleton.edu/files/NAGTWorkshops/petrology/teaching_examples/JS_pelitic_lab.doc.
Windsor County Bridgewater ⓘ Taggart Mine	[Gahnite] Nicolay & Stone (1967), Rocks & Minerals: A Guide For Collectors of the Eastern US
Virginia Amelia County ⓘ Amelia (Amelia Court House)	[Gahnite] *Dietrich, R. V. (1990) Minerals of Virginia. Virginia Geological Survey.*
ⓘ Rutherford Mines	[Gahnite] D. Grier, 1994
Appomattox County Andersonville ⓘ Andersonville Mine	[Gahnite] No reference listed
ⓘ Brunswick County	[Gahnite] Owens, B.E.,Belkin, H.E., and Zerolis, J.M (2013) Margarite, Corundum, Gahnite, and Zincohogbomite in a blackwall, Raleigh Terrane, Eastern Piedmont Province, USA :Mineralogical Magazine, Oct 2013, Vol. 77 (7) pp. 2913-2929
Buckingham County Gold-Pyrite Belt New Canton ⓘ Hudgins Mine	[Gahnite] Rocks & Min.:60:165.
ⓘ Johnson Mine (Staples Mine)	[Gahnite] Rocks & Min.:60:165.
ⓘ Margaret Mine (Terrell Mine)	[Gahnite] Rocks & Min.: 60:165.
ⓘ McKenna Mine	[Gahnite] Rocks & Min.: 60:165.
ⓘ Grayson County	[Hercynite] *Dietrich, R. V. (1990) Minerals of Virginia. Virginia Geological Survey.*
Henry County ⓘ Fishers Dam	[Hercynite] *Dietrich, R. V. (1990) Minerals of Virginia. Virginia Geological Survey.*
ⓘ Sheffield Hill	[Hercynite] *Dietrich, R. V. (1990) Minerals of Virginia. Virginia Geological Survey.*
Louisa County Gold-Pyrite Belt ⓘ Cofer prospect (Piedmont Mineral Associates prospect)	[Gahnite] *(2005) Mineral Resources Data System (MRDS), US Geological Survey.* *(2005) Mineral Resources Data System (MRDS), US Geological Survey.*
ⓘ Julia Mine (Julian Mine)	[Gahnite] SANDHAUS D.J. & CRAIG, J .R. (1986): GAHNITE IN THE METAMORPHOSED STRATIFORM MASSIVE SULFIDE DEPOSITS OF THE
Mineral ⓘ Arminius Mine	[Gahnite] *(2005) Mineral Resources Data System (MRDS), US Geological Survey.*
ⓘ Sulphur Mine (Crenshaw Mine; Victoria Furnace Mine)	[Gahnite] Rocks & Min.: 60:167.
Lake Anna ⓘ Contrary Creek	[Gahnite] Robert C. Smith, II Ph.D, P.G.
Pittsylvania County ⓘ Whittles Emery Deposits	[Hercynite] Dana 7:694
Rockingham County Harrisonburg area ⓘ Mole Hill Prospects	[Hercynite] *Dietrich, R. V. (1990) Minerals of Virginia. Virginia Geological Survey.*
Washington Snohomish County Darrington Mining District ⓘ Bedal Creek	[Hercynite] Minerals of Washington, Bart Cannon, 1975
Wisconsin Dodge County ⓘ Waterloo quarry (Michels Materials Waterloo quarry; Portland Quarry)	[Gahnite] Buchholz, T., A. Falster, A. & W. Simmons (2003) The Waterloo quarry: a new location for gahnite, manganocolumbite and tantalite in southern Wisconsin: Rocks and Minerals78, (2): 118. Buchholz, Thomas W., Falster, Alexander U. and Simmons, Wm. B. (2016) Pegmatite Mineralogy of the Waterloo Quarry, Southern Wisconsin, USA. in Second Eugene E. Foord Pegmatite Symposium July 15-19, 2016 Colorado School of Mines campus, Golden, Colorado
Rusk County Ladysmith-Rhinelander Metavolcanic Complex Ladysmith ⓘ Flambeau Mine	[Gahnite] Jones, C., J. Jones & G. LaBerge, G. (1999). The Flambeau Mine, Ladysmith, Wisconsin. Mineralogical Record, 30 (2), 107-131.
Wyoming Albany County Iron Mountain Mining District ⓘ Sybille pit (Sybille quarry)	[Hercynite] Farquhar, J. & Chacko, T. 1994. Exsolution-enhanced oxygen exchange: Implications for oxygen isotope closure temperatures in minerals. Geology 22(8): 751-754.
ⓘ Fremont County	[Gahnite] Rocks&Min 76:23-241
Bridger Mts (Bridger Range) ⓘ Copper Mountain pegmatite District	[Gahnite] Rocks & Minerals 76:386

Vietnam
Yên Bái Province Lục Yên District ⓘ An Phú	[Hercynite] Khoi, N.N., Sutthirat, C., Tuan, D.A., Nam, N.V., Thuyet, N.T.M., Nhung N.T. (2011) Ruby and sapphire from the Tan Huong-Truc Lau area, Yen Bai province, northern Vietnam. Gems & Gemology, 47(3), 182–195.

Zambia
Central Province Chibombo District ⓘ Star zinc mine	[Gahnite] Maria Boni, Rosario Terracciano, Giuseppina Balassone, Sarah A. Gleeson und Alexander Matthews (2011): The carbonate-hosted willemite prospects of the Zambezi Metamorphic Belt (Zambia). Mineralium Deposita 46, 707-729.
Chitambo District ⓘ Kanona	[Gahnite] Handbook of Mineralogy Vol II p399
ⓘ Kanonaite type locality	[Gahnite] Vrána, S., Rieder, M., Podlaha, J. (1978) Kanonaite, (Mn 0.76 3+ Al0.23Fe 0.02 3+ )[6]Al[5][O\|SiO4], a new mineral isotypic with andalusite. Contributions to Mineralogy and Petrology, 66 (3) 325-332 doi:10.1007/bf00373417
Copperbelt Province Lufwanyama District ⓘ Kafubu emerald mining district	[Gahnite] Behling, S.C., Wilson, W.E. (2010) The Kagem emerald mine, Kafubu area, Zambia. The Mineralogical Record, 41:1, 59-67.
Lusaka Province Chilanga District ⓘ Excelsior prospect	[Gahnite] Maria Boni, Rosario Terracciano, Giuseppina Balassone, Sarah A. Gleeson und Alexander Matthews (2011): The carbonate-hosted willemite prospects of the Zambezi Metamorphic Belt (Zambia). Mineralium Deposita 46, 707-729.
Southern Province Choma District Choma ⓘ Semahwa prospect	[Gahnite] Kampunzu, A.B., Cailteux, J.L.H., Kamona, A.F., Intiomale, M.M., and Melcher, F. (2009): Ore Geology Reviews 35, 263-297.

Zimbabwe
Mashonaland West Karoi District (Urungwe; Hurungwe District) ⓘ Magondi belt	[Hercynite] Grew, E. S., Yates, M. G., Shearer, C. K., & Wiedenbeck, M. (1997). Werdingite from the Urungwe district, Zimbabwe. Mineralogical Magazine, 61(5), 713-718.

The Moon	[Hercynite]

Fra Mauro Highlands ⓘ Fra Mauro Base (Apollo 14 landing site)	[Hercynite] El Goresy, A., Ramdohr, P., & Taylor, L. A. (1971). The geochemistry of the opaque minerals in Apollo 14 crystalline rocks. Earth and Planetary Science Letters, 13(1), 121-129.
Taurus-Littrow Valley ⓘ Apollo 17 landing site	[Hercynite] Mokhov A.V., Kartashov P.M., Rybchuk A.P., Gornostaeva T.A., Bogatikov O.V. (2018) Tantalo–Niobate from the Apollo-17 Regolith // Doklady Earth Science, v. 478, pt. 1, pp. 112-114.

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