Gobbinsite
A valid IMA mineral species
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About Gobbinsite
Formula:
Na5(Si11Al5)O32 · 11H2O
Colour:
White
Hardness:
4
Specific Gravity:
2.147 (Calculated)
Crystal System:
Orthorhombic
Member of:
Name:
For the type locality at The Gobbins, Ireland
Unique Identifiers
Mindat ID:
1715
Long-form identifier:
mindat:1:1:1715:8
GUID
(UUID V4):
(UUID V4):
16fd02f9-6a52-4e95-abfe-3f0fbabbaa46
IMA Classification of Gobbinsite
Approved
First published:
1982
Classification of Gobbinsite
9.GC.05
9 : SILICATES (Germanates)
G : Tektosilicates with zeolitic H2O; zeolite family
C : Chains of doubly-connected 4-membered rings
9 : SILICATES (Germanates)
G : Tektosilicates with zeolitic H2O; zeolite family
C : Chains of doubly-connected 4-membered rings
77.1.3.4
77 : TECTOSILICATES Zeolites
1 : Zeolite group - True zeolites
77 : TECTOSILICATES Zeolites
1 : Zeolite group - True zeolites
16.10.20
16 : Silicates Containing Aluminum and other Metals
10 : Aluminosilicates of Ca and alkalis
16 : Silicates Containing Aluminum and other Metals
10 : Aluminosilicates of Ca and alkalis
Mineral Symbols
As of 2021 there are now IMAâCNMNC approved mineral symbols (abbreviations) for each mineral species, useful for tables and diagrams.
Symbol | Source | Reference |
---|---|---|
Gbb | IMAâCNMNC | Warr, L.N. (2021). IMAâCNMNC approved mineral symbols. Mineralogical Magazine, 85(3), 291-320. doi:10.1180/mgm.2021.43 |
Physical Properties of Gobbinsite
Transparency:
Transparent, Translucent
Colour:
White
Streak:
White
Hardness:
4 on Mohs scale
Tenacity:
Brittle
Cleavage:
None Observed
Density:
2.147 g/cm3 (Calculated)
Optical Data of Gobbinsite
Type:
Biaxial (-)
RI values:
nα = 1.489 nβ = 1.489 nγ = 1.494
Max Birefringence:
δ = 0.005
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
none
Chemistry of Gobbinsite
Mindat Formula:
Na5(Si11Al5)O32 · 11H2O
Common Impurities:
Fe,Sr,Ba
Crystallography of Gobbinsite
Crystal System:
Orthorhombic
Class (H-M):
mmm (2/m 2/m 2/m) - Dipyramidal
Space Group:
Pnma
Cell Parameters:
a = 10.1035(15) Å, b = 9.7819(10) Å, c = 10.1523(9) Å
Ratio:
a:b:c = 1.033 : 1 : 1.038
Unit Cell V:
1003.37 Ă
Âł
Twinning:
Submicroscopic, on {110}
Comment:
Gatta et al. (2010)
Crystal Structure
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Data courtesy of the American Mineralogist Crystal Structure Database. Click on an AMCSD ID to view structure
ID | Species | Reference | Link | Year | Locality | Pressure (GPa) | Temp (K) |
---|---|---|---|---|---|---|---|
0005035 | Gobbinsite | Gatta G D, Birch W D, Rotiroti N (2010) Reinvestigation of the crystal structure of the zeolite gobbinsite: a single-crystal x-ray diffraction study American Mineralogist 95 481-486 | 2010 | Bundoora, Melbourne, Victoria, Australia | 0 | 293 | |
0010927 | Gobbinsite | McCusker L B, Baerlocher C (1985) Rietveld refinement of the crystal structure of the new zeolite mineral gobbinsite Zeitschrift fur Kristallographie 171 281-289 | 1985 | County Antrim, Northern Ireland | 0 | 293 | |
0014508 | Gobbinsite | Artioli G, Foy H (1994) Gobbinsite from Magheramorne quarry, Northern Ireland Mineralogical Magazine 58 615-620 | 1994 | Magheramorne quarry, Northern Ireland | 0 | 293 |
CIF Raw Data - click here to close
X-Ray Powder Diffraction
Powder Diffraction Data:
d-spacing | Intensity |
---|---|
7.11 Ă | (100b) |
4.116 Ă | (100) |
3.201 Ă | (100) |
3.106 Ă | (80) |
2.699 Ă | (80b) |
5.056 Ă | (50) |
2.651 Ă | (40) |
Geological Environment
Paragenetic Mode(s):
Paragenetic Mode | Earliest Age (Ga) |
---|---|
Stage 4b: Highly evolved igneous rocks | >3.0 |
35 : Ultra-alkali and agpaitic igneous rocks |
Type Occurrence of Gobbinsite
General Appearance of Type Material:
Chalky white, fibrous mineral, consisting of fibrous clusters of lath-shaped crystals.
Place of Conservation of Type Material:
1) Ulster Museum, Belfast, Ireland, I7881.
2) The Natural History Museum, London, England, 1982,203
3) National Museum of Natural History (Smithsonian), Washington, D.C., USA, 149432.
2) The Natural History Museum, London, England, 1982,203
3) National Museum of Natural History (Smithsonian), Washington, D.C., USA, 149432.
Geological Setting of Type Material:
Basalt amgygdales
Associated Minerals at Type Locality:
Reference:
Nawaz, R., Malone, J.F. (1982) Gobbinsite, a new zeolite mineral from Co. Antrim, N. Ireland. Mineralogical Magazine: 46: 365-369.
Other Language Names for Gobbinsite
German:Gobbinsit
Spanish:Gobbinsita
Relationship of Gobbinsite to other Species
Member of:
Other Members of this group:
Alflarsenite | NaCa2Be3Si4O13(OH) · 2H2O | Mon. 2 : P21 |
Amicite | K2Na2Al4Si4O16 · 5H2O | Mon. 2 |
Ammonioleucite | (NH4)(AlSi2O6) | Tet. 4/m : I41/a |
Analcime | Na(AlSi2O6) · H2O | Tric. 1 : P1 |
Bellbergite | (K,Ba,Sr)2Sr2Ca2(Ca,Na)4[Al3Si3O12]6 · 30H2O | Hex. |
Bikitaite | LiAlSi2O6 · H2O | Tric. 1 : P1 |
Boggsite | Ca8Na3(Si,Al)96O192 · 70H2O | Orth. mmm (2/m 2/m 2/m) : Imma |
Brewsterite Subgroup | Zeolite Group. | |
Chabazite-Levyne Subgroup | M[Al2Si4O12] · 6H2O | |
Chiavennite | CaMnBe2Si5O13(OH)2 · 2H2O | Mon. 2/m : P21/b |
Clinoptilolite Subgroup | M3-6(Si30Al6)O72 · 20H2O | |
Cowlesite | CaAl2Si3O10 · 6H2O | Orth. mmm (2/m 2/m 2/m) |
Dachiardite Subgroup | Zeolite Group. | |
Direnzoite | NaK6MgCa2(Al13Si47O120) · 36H2O | Orth. mmm (2/m 2/m 2/m) : Pmmn |
Edingtonite | Ba[Al2Si3O10] · 4H2O | Orth. 2 2 2 : P21 21 21 |
Epistilbite | CaAl2Si6O16 · 5H2O | Mon. |
Erionite Subgroup | M2[Al4Si14O36] · 15H2O | |
Faujasite Subgroup | M3.5[Al7Si17O48] · 32H2O | |
Ferrierite Subgroup | Zeolite Group. | |
Ferrochiavennite | Ca1-2Fe[(Si,Al,Be)5Be2O13(OH)2] · 2H2O | Mon. 2/m : P21/b |
Flörkeite | (K3Ca2Na)[Al8Si8O32] · 12H2O | Tric. 1 : P1 |
Garronite Subgroup | ||
Gaultite | Na4Zn2Si7O18 · 5H2O | Orth. mm2 : Fdd2 |
Gismondine Subgroup | Zeolite Group. | |
Gmelinite Subgroup | In 1997, gmelinite was split into Gmelinite-Ca, Gmelinite-Na and Gmelinite-K. | |
Goosecreekite | Ca[Al2Si6O16] · 5H2O | Mon. 2 : P21 |
Gottardiite | Na3Mg3Ca5Al19Si117O272 · 93H2O | Orth. mmm (2/m 2/m 2/m) : Cmca |
Heulandite Subgroup | (Na/Ca/K)5-6[Al8-9 Si27-28 O72] · nH2O | |
Hsianghualite | Ca3Li2(Be3Si3O12)F2 | Iso. 4 3 2 : I41 3 2 |
Kirchhoffite | Cs(BSi2O6) | Tet. 4/mmm (4/m 2/m 2/m) : I41/acd |
Laumontite | CaAl2Si4O12 · 4H2O | Mon. 2/m : B2/m |
Loomisite | Ba[Be2P2O8] · H2O | Mon. m |
Lovdarite | K2Na6Be4Si14O36 · 9H2O | Orth. mm2 |
Maricopaite | Pb7Ca2(Si,Al)48O100 · 32H2O | Orth. |
Martinandresite | Ba2(Al4Si12O32) · 10H2O | Orth. mmm (2/m 2/m 2/m) : Pmmn |
Mazzite Subgroup | Zeolite Group. | |
Merlinoite | (K,Na)5(Ca,Ba)2Al9Si23O64 · 23H2O | Orth. mmm (2/m 2/m 2/m) : Immm |
Montesommaite | (K,Na)9Al9Si23O64 · 10H2O | Orth. mm2 : Fdd2 |
Mordenite | (Na2,Ca,K2)4(Al8Si40)O96 · 28H2O | Orth. |
Mutinaite | Na3Ca4Si85Al11O192 · 60H2O | Orth. mmm (2/m 2/m 2/m) : Pnma |
Nabesite | Na2BeSi4O10 · 4H2O | Orth. 2 2 2 : P21 21 21 |
Natrolite Subgroup | A subgroup of the Zeolite Group. | |
Offretite | KCaMg(Si13Al5)O36 · 15H2O | Hex. 6 m2 : P6m2 |
Pahasapaite | Li8(Ca,Li,K)10.5Be24(PO4)24 · 38H2O | Iso. 2 3 : I2 3 |
Parthéite | Ca2(Si4Al4) O15 (OH)2 · 4H2O | Mon. 2/m : B2/b |
Paulingite Subgroup | Paulingite was originally described in 1960. | |
Perlialite | K9Na(Ca,Sr)[Al2Si4O12]6 · 15H2O | Hex. 6/mmm (6/m 2/m 2/m) : P6/mmm |
Phillipsite Subgroup | Zeolite Group. | |
Pollucite | (Cs,Na)2(Al2Si4O12) · 2H2O | Iso. m3m (4/m 3 2/m) : Ia3d |
Roggianite | Ca2Be(OH)2Al2Si4O13 · 2.5H2O | Tet. 4/mmm (4/m 2/m 2/m) : I4/mcm |
Stilbite Subgroup | M6-7[Al8-9Si27-28O72] · nH2O | |
Terranovaite | (Na,Ca)8(Si68Al12)O160 · 29H2O | Orth. |
Thomsonite Subgroup | The large majority of "thomsonite" is thomsonite-Ca. | |
Tschernichite | (Ca,Na2)[Al2Si4O12] · 4-8H2O | Tet. 4/mmm (4/m 2/m 2/m) : P4/mmm |
Tschörtnerite | Ca4(Ca,Sr,K,Ba)3Cu3[Al3Si3O12]4(OH)8 · nH2O | Iso. m3m (4/m 3 2/m) : Fm3m |
UM1996-38-SiO:AlCaHNa | Na-Ca-Al-Si-O-H | |
UM1999-33-SiO:AlHKNa | K7Na5Al12Si20O64 · 24H2O | |
UM2002-40-SiO:AlCaHKMgNa | (Mg,Ca,Na,K)7.5(Al12.8Si51.2)O128 · 65H2O | Tet. 4 2 2 : P41 2 2 |
Unnamed (Ca analogue of Merlinoite) | (Ca,K,Na)5(Ca,Ba)2Al9Si23O64 · 23H2O ? | |
Wairakite | Ca(Al2Si4O12) · 2H2O | Mon. 2/m : B2/m |
Weinebeneite | CaBe3(PO4)2(OH)2 · 4H2O | Mon. m : Bb |
Wenkite | (Ba,K)4(Ca,Na)6[(Si,Al)20O39(OH)2](SO4)3 · 0.5H2O | Hex. 6 m2 : P62m |
Willhendersonite | KCa[Al3Si3O12] · 5H2O | Tric. 1 : P1 |
Yugawaralite | CaAl2Si6O16 · 4H2O | Mon. m : Pb |
Common Associates
Associated Minerals Based on Photo Data:
28 photos of Gobbinsite associated with Gmelinite-Na | Na4(Si8Al4O24] · 11H2O |
7 photos of Gobbinsite associated with Microcline | K(AlSi3O8) |
6 photos of Gobbinsite associated with Pyrite | FeS2 |
6 photos of Gobbinsite associated with Chabazite-Na | (Na2,K2,Ca,Sr,Mg)2[Al2Si4O12]2 · 12H2O |
4 photos of Gobbinsite associated with Phillipsite Subgroup | |
4 photos of Gobbinsite associated with Albite | Na(AlSi3O8) |
4 photos of Gobbinsite associated with Calcite | CaCO3 |
4 photos of Gobbinsite associated with Zircon | Zr(SiO4) |
3 photos of Gobbinsite associated with Analcime | Na(AlSi2O6) · H2O |
3 photos of Gobbinsite associated with Siderite | FeCO3 |
Related Minerals - Strunz-mindat Grouping
9.GC. | Garronite-Na | Na6(Al6Si10O32) · 8.5H2O |
9.GC. | Gismondine-Sr | Sr4(Si8Al8O32) · 9H2O |
9.GC.05 | Amicite | K2Na2Al4Si4O16 · 5H2O |
9.GC.05 | Garronite-Ca | Na2Ca5Al12Si20O64 · 27H2O |
9.GC.05 | Gismondine-Ca | CaAl2Si2O8 · 4H2O |
9.GC.05 | Gismondine-Ba | Ba2Al4Si4O16 · 4-6H2O |
9.GC.10 | Harmotome | Ba2(Si12Al4)O32 · 12H2O |
9.GC.10 | Phillipsite-Ca | Ca3(Si10Al6)O32 · 12H2O |
9.GC.10 | Phillipsite-K | (K,Na,Ca0.5,Ba0.5)4-7[Al4-7Si12-9O32] . 12H2O |
9.GC.10 | Phillipsite-Na | (Na,K,Ca0.5,Ba0.5)4-7[Al4-7Si12-9O32] · 12H2O |
9.GC.10 | Flörkeite | (K3Ca2Na)[Al8Si8O32] · 12H2O |
9.GC.10 | Martinandresite | Ba2(Al4Si12O32) · 10H2O |
9.GC.15 | Merlinoite | (K,Na)5(Ca,Ba)2Al9Si23O64 · 23H2O |
9.GC.20 | Mazzite-Mg | (Mg,K,Ca)5(Si26Al10)O72 · 28H2O |
9.GC.20 | Mazzite-Na | Na8[Al4Si14O36]2 · 30H2O |
9.GC.25 | Perlialite | K9Na(Ca,Sr)[Al2Si4O12]6 · 15H2O |
9.GC.30 | Boggsite | Ca8Na3(Si,Al)96O192 · 70H2O |
9.GC.35 | Paulingite-Ca | (Ca,K,Na,Ba, â»)10 (Si, Al)42O84 · 34H2O |
9.GC.35 | Paulingite-K | (K2,Ca,Na2,Ba)5[Al10Si35O90] · 45H2O |
9.GC.35 | Paulingite-Na | (Na2,K2,Ca,Ba)5[Al10Si35O90] · 45H2O |
Other Information
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.
Internet Links for Gobbinsite
mindat.org URL:
https://www.mindat.org/min-1715.html
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References for Gobbinsite
Reference List:
Nawaz, Rab, Malone, John F. (1982) Gobbinsite, a new zeolite mineral from Co. Antrim, N. Ireland. Mineralogical Magazine, 46 (340) 365-369 doi:10.1180/minmag.1982.046.340.12
McCusker, Lynne B., Baerlocher, Christian, Nawaz, Rab (1985) Rietveld refinement of the crystal structure of the new zeolite mineral gobbinsite. Zeitschrift fĂŒr Kristallographie - Crystalline Materials, 171 (14) 281 doi:10.1524/zkri.1985.171.14.281
Dunn, Pete J., Gobel, Volker, Grice, Joel D., Puziewicz, Jacek, Shigley, James E., Vanko, David A., Zilczer, Janet (1985) New mineral names. American Mineralogist, 70 (3-4) 436-441
Artioli, Gilberto, Foy, Harry (1994) Gobbinsite from Magheramorne Quarry, Northern Ireland. Mineralogical Magazine, 58 (393) 615-620 doi:10.1180/minmag.1994.058.393.10
Coombs, Douglas S., Alberti, Alberto, Armbruster, Thomas, Artioli, Gilberto, Colella, Carmine, Galli, Ermanno, Grice, Joel D., Liebau, Friedrich, Mandarino, Joseph A., Minato, Hideo, Nickel, Ernest H., Passaglia, Elio, Peacor, Donald R., Quartieri, Simona, Rinaldi, Romano, Ross, Malcolm I., Sheppard, Richard A., Tillmanns, Ekkehart, Vezzalini, Giovanna (1997) Recommended nomenclature for zeolite minerals; report of the Subcommittee on Zeolites of the International Mineralogical Association, Commission on New Minerals and Mineral Names. The Canadian Mineralogist, 35 (6) 1571-1606
Localities for Gobbinsite
Locality List
- This locality has map coordinates listed.
- This locality has estimated coordinates.
â - 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.
All localities listed without proper references should be considered as questionable.
Australia | |
| Gatta et al. (2010) |
Canada | |
| Horváth et al. (1990) +1 other reference |
Hungary | |
| GEODA 2005/3 +1 other reference |
Japan | |
| Kuwano & Tokumaru (1993) |
| Matsuyama & Matsubara (2000) |
New Zealand | |
| Tschernich (1992) |
Nicaragua | |
| Hynek et al. (2013, March) +1 other reference |
Poland | |
| Adamczyk Z. (2008) |
Russia | |
| Pekov et al. (2004) |
| Pekov (2003) |
| Igor V. Pekov analytical data |
Spain | |
| Betz (2019) +1 other reference |
UK | |
| Ryback et al. (1988) |
| Nawaz et al. (1982) +1 other reference |
| Ryback et al. (1988) +1 other reference |
Ryback et al. (1988) +1 other reference | |
| MinMag 58:615 +1 other reference |
USA | |
| Jarnot (2011) |
| Hower et al. (2013) |
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Poudrette quarry, Mont Saint-Hilaire, La Vallée-du-Richelieu RCM, Montérégie, Québec, Canada