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Fornacite

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Fornacite

Mammoth-Saint Anthony Mine, St. Anthony deposit, Tiger, Mammoth District, Pinal Co., Arizona, USA
Fornacite

Renéville Mine, Renéville, Kindanba District, Pool Department, Republic of Congo (Brazzaville)
Fornacite, etc.

Mammoth-Saint Anthony Mine, St. Anthony deposit, Tiger, Mammoth District, Pinal Co., Arizona, USA
Fornacite

Mammoth-Saint Anthony Mine, St. Anthony deposit, Tiger, Mammoth District, Pinal Co., Arizona, USA
Fornacite

Renéville Mine, Renéville, Kindanba District, Pool Department, Republic of Congo (Brazzaville)
Fornacite, etc.

Mammoth-Saint Anthony Mine, St. Anthony deposit, Tiger, Mammoth District, Pinal Co., Arizona, USA
Fornacite

Mammoth-Saint Anthony Mine, St. Anthony deposit, Tiger, Mammoth District, Pinal Co., Arizona, USA
Fornacite

Renéville Mine, Renéville, Kindanba District, Pool Department, Republic of Congo (Brazzaville)
Hide all sections | Show all sections

About FornaciteHide

Lucien Louis Fourneau
Formula:
Pb2Cu(CrO4)(AsO4)(OH)
Colour:
Deep olive-green; golden yellow in transmitted light (small grains).
Lustre:
Resinous, Waxy, Greasy
Hardness:
2 - 3
Specific Gravity:
6.27
Crystal System:
Monoclinic
Name:
Named in 1916 by Antoine François Alfred Lacroix from the Latin fornax "the furnace" in honor of geographer and French colonial governor of Middle Congo (1911-16), Lucien Louis Fourneau [February 16, 1867, Saint-Cyr-l'Ecole, Yvelines, France - August 3, 1930, Perros-Guirec, Côtes-du-Nord [now Côtes-d'Armor], France], whose name also translates to "the furnace".
Fourneau was lieutenant governor of Oubangui-Chari (1909-10) and commissioner of French Cameroons (1916-19).
Isostructural with:
Molybdofornacite, Vauquelinite
Fornacite-Vauquelinite Series. The arsenate analogue of vauquelinite.

Related to the Brackebuschite Group.


Classification of FornaciteHide

IMA status:
Approved, 'Grandfathered' (first described prior to 1959)
Strunz 8th ed.:
6/F.02-20
Nickel-Strunz 10th (pending) ed.:
7.FC.10

7 : SULFATES (selenates, tellurates, chromates, molybdates, wolframates)
F : Chromates
C : With PO4, AsO4, SiO4
Dana 8th ed.:
43.4.3.2

43 : COMPOUND PHOSPHATES, ETC.
4 : Anhydrous Compound Phosphates, etc·, Containing Hydroxyl or Halogen
Hey's CIM Ref.:
22.5.4

22 : Phosphates, Arsenates or Vanadates with other Anions
5 : Phosphates, arsenates or vanadates with chromate, molybdate, niobate or tantalate

Physical Properties of FornaciteHide

Lustre:
Resinous, Waxy, Greasy
Transparency:
Transparent
Colour:
Deep olive-green; golden yellow in transmitted light (small grains).
Streak:
Olive green
Hardness:
2 - 3 on Mohs scale
Tenacity:
Brittle
Fracture:
Irregular/Uneven, Conchoidal, Sub-Conchoidal
Density:
6.27 g/cm3 (Measured)    6.30 g/cm3 (Calculated)

Optical Data of FornaciteHide

Type:
Biaxial (+)
RI values:
nα = 2.142 nγ = 2.242
Birefringence:
0.100
Max Birefringence:
δ = 0.100
Image shows birefringence interference colour range (at 30µm thickness)
and does not take into account mineral colouration.
Surface Relief:
Moderate
Dispersion:
Strong
Pleochroism:
Non-pleochroic
Comments:
2V rather large.

Chemical Properties of FornaciteHide

Formula:
Pb2Cu(CrO4)(AsO4)(OH)
IMA Formula:
CuPb2(CrO4)(AsO4)(OH)
Elements listed:
As, Cr, Cu, H, O, Pb - search for minerals with similar chemistry

Crystallography of FornaciteHide

Crystal System:
Monoclinic
Class (H-M):
2/m - Prismatic
Space Group:
P21/b
Setting:
P1 21/c 1
Cell Parameters:
a = 8.101(2) Å, b = 5.893(11) Å, c = 17.547(9) Å
β = 110.00(4)°
Ratio:
a:b:c = 1.375 : 1 : 2.978
Unit Cell V:
787.16 ų (Calculated from Unit Cell)
Z:
4
Morphology:
Short bladed crystals in divergent groupings.
Comment:
Other cell given: 7.91, 5.91, 17.46 A, xxx°.

X-Ray Powder DiffractionHide

Powder Diffraction Data:
d-spacingIntensity
8.22 (50)
4.80 (90)
3.31 (100)
2.98 (100)
2.88 (100)
2.80 (100)
2.71 (90)

Type Occurrence of FornaciteHide

Type Locality:
ⓘ Renéville Mine (Djoué Mines), Renéville, Kindanba District, Pool Department, Republic of Congo (Brazzaville)
General Appearance of Type Material:
Confused groups of small, prismatic crystals.
Associated Minerals at Type Locality:
Dioptase

Synonyms of FornaciteHide

Other Language Names for FornaciteHide

Relationship of Fornacite to other SpeciesHide

Common AssociatesHide

ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
DioptaseCuSiO3 · H2O
FluoriteCaF2
HemimorphiteZn4Si2O7(OH)2 · H2O
MimetitePb5(AsO4)3Cl
WulfenitePb(MoO4)
Associated Minerals Based on Photo Data:
Wulfenite31 photos of Fornacite associated with Wulfenite on mindat.org.
Mimetite23 photos of Fornacite associated with Mimetite on mindat.org.
Chrysocolla20 photos of Fornacite associated with Chrysocolla on mindat.org.
Quartz16 photos of Fornacite associated with Quartz on mindat.org.
Dioptase13 photos of Fornacite associated with Dioptase on mindat.org.
Fluorite8 photos of Fornacite associated with Fluorite on mindat.org.
Creaseyite7 photos of Fornacite associated with Creaseyite on mindat.org.
Cerussite6 photos of Fornacite associated with Cerussite on mindat.org.
Rosasite5 photos of Fornacite associated with Rosasite on mindat.org.
Calcite4 photos of Fornacite associated with Calcite on mindat.org.

Related Minerals - Nickel-Strunz GroupingHide

7.FC.05VauquelinitePb2Cu(CrO4)(PO4)(OH)Mon. 2/m
7.FC.10MolybdofornacitePb2Cu(MoO4,CrO4)(AsO4,PO4)(OH)Mon.
7.FC.15HemihedritePb10Zn(CrO4)6(SiO4)2(OH)2Tric.
7.FC.15IranitePb10Cu(CrO4)6(SiO4)2(OH)2Tric.
7.FC.20CassedanneitePb5(CrO4)2(VO4)2 · H2OMon.
7.FC.20EmbreyitePb5(CrO4)2(PO4)2 · H2OMon. 2/m : B2/m

Related Minerals - Dana Grouping (8th Ed.)Hide

43.4.3.1VauquelinitePb2Cu(CrO4)(PO4)(OH)Mon. 2/m
43.4.3.3MolybdofornacitePb2Cu(MoO4,CrO4)(AsO4,PO4)(OH)Mon.
43.4.3.4UM1994-19-PO:CuHMoPbPb2Cu(PO4)(MoO4,AsO4,CrO4,GaO4)(OH)

Related Minerals - Hey's Chemical Index of Minerals GroupingHide

22.5.1VauquelinitePb2Cu(CrO4)(PO4)(OH)Mon. 2/m
22.5.2EmbreyitePb5(CrO4)2(PO4)2 · H2OMon. 2/m : B2/m
22.5.3CassedanneitePb5(CrO4)2(VO4)2 · H2OMon.
22.5.5MolybdofornacitePb2Cu(MoO4,CrO4)(AsO4,PO4)(OH)Mon.
22.5.6Mendozavilite-NaFe[Na2(H2O)15Fe3+(H2O)6][Mo8P2Fe3+3O35(OH)2]Mon. 2/m : B2/m
22.5.7ParamendozaviliteNaAl4Fe7(PO4)5(PMo12O40)(OH)16 · 56H2OMon.
22.5.8Betpakdalite-CaCa[Ca2(H2O)17Ca(H2O)6][Mo6+8As5+2Fe3+3O36(OH)]Mon. 2/m : B2/m
22.5.9Betpakdalite-NaCa[Na2(H2O)17Ca(H2O)6][Mo6+8As5+2Fe3+3O34(OH)3]Mon. 2/m : B2/m
22.5.10Obradovicite-KCu[K2(H2O)17Cu(H2O)6][Mo8As2Fe3+3O34(OH)3]Orth. mmm (2/m 2/m 2/m) : Pmna
22.5.11Melkovite[Ca2(H2O)15Ca(H2O)6][Mo8P2Fe3+3O36(OH)]Mon. 2/m : B2/m
22.5.12RankachiteCa0.5(V4+,V5+)(W6+,Fe3+)2O8(OH) · 2H2OMon. 2/m : P21/m
22.5.13OlmsteaditeKFe2+2(Nb5+,Ta5+)(PO4)2O2 · 2H2OOrth.
22.5.14JohnwalkiteK(Mn2+,Fe2+,Fe3+)2(Nb5+,Ta5+)(PO4)2O2 · 2(H2O,OH)Orth.

Fluorescence of FornaciteHide

In UV light:
Not Fluorescent in UV.

Other InformationHide

Notes:
Totally soluble in HCl.
Health Risks:
No information on health risks for this material has been entered into the database. You should always treat mineral specimens with care.

References for FornaciteHide

Reference List:
Sort by Year (asc) | by Year (desc) | by Author (A-Z) | by Author (Z-A)
Lacroix (1915) Bulletin de la Société française de Minéralogie: 38: 198.
Lacroix (1916) Bulletin de la Société française de Minéralogie: 39: 84.
Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II. John Wiley and Sons, Inc., New York, 7th edition, revised and enlarged, 1124 pp.: 652.
Bariand, P. and Herpin, P. (1962): Nouvelles données sur la fornacite (chromo-arseniate de plomb et de cuivre). Bull. Soc. Franc. Minéral., 85, 309-311. (in French).
American Mineralogist: 49: 447.
Zeitschrift für Kristallographie: 124: 385-397.

Internet Links for FornaciteHide

Localities for FornaciteHide

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 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 (eg from pseudomorphs.)

All localities listed without proper references should be considered as questionable.
Australia
 
  • New South Wales
    • Yancowinna Co.
      • Broken Hill district
        • Broken Hill
          • Broken Hill South Mine (BHS Mine; South Mine)
Australian Min. 3:1 (1997)
  • Western Australia
    • Leonora Shire
      • Ten Mile Outcamp
Nickel, E.H. (1982) Secondary minerals from the oxidized zone of the Teutonic Bore sulphide deposit. The Australian Mineralogist, No. 40, December 1982, pg. 219-223.
    • Roebourne Shire
      • Whim Creek
Frost, R. L. (2004). Raman microscopy of selected chromate minerals. Journal of Raman Spectroscopy, 35(2), 153-158.; Nickel, E. H., & Hitchen, G. J. (1994). The phosphate analog of molybdofornacite from Whim Creek, Western Australia. Mineralogical Record, 25(3), 203.
Chile
 
  • Antofagasta Region
    • Tocopilla Province
      • Tocopilla District
samples analysed by Gerhard Mohn and Joy Desor
  • Atacama Region
    • Copiapó Province
      • Cachiyuyo de Llampos district
Maurizio Dini & Robert Jenkins collections; material analysed by Mr. Jenkins
Germany
 
  • Hesse
    • Freigericht
      • Altenmittlau
    • Odenwald
      • Lautertal (Odenwald)
        • Reichenbach
          • Hohenstein
Lapis, 12 (10), 23-32+58.
  • Saxony
    • Zwickau
      • Glauchau
        • Callenberg
Lapis, 16 (9), 13-26.
Greece
 
  • Attica
    • East Attica
      • Lavreotiki
        • Lavrion District Mines
          • Agios Konstantinos [St Constantine] (Kamariza)
            • Kamariza Mines (Kamareza Mines)
              • Hilarion area
Fritz Schrieber
          • Sounion Area
            • Agia Varvara Mines (St Barbara Mines)
Schnorrer, G. & Breitenbach, H. (1996): Lavrion: Neufunde aus dem antiken Bergbau und in historischen Schlacken. Lapis, 21 (1), 45-48; 62.; Lapis, 24, 7/8, (1999)
Hanke, H. (1998): Laurion - ein Rückblick auf die Funde der letzten drei Jahre. Mineralien-Welt, 9 (2), 37-45.
Wendel, W. & Markl, G. (1996): Eine Antimonit-Paragenese und weitere Neufunde aus Lavrion. Lapis, 21 (11), 40-42; 62.; Branko Rieck Collection
Lapis, 24, 7/8 (1999)
Hungary
 
  • Fejér Co.
    • Szár Hill
      • Szabadbattyán
Szakáll: Minerals of Szár Hill, 2004; Sánoor Szakáll, Mária Foldvári, Gábor Papp, Péter Kovács-pálffy, Árpád Kovács (1997) Secondary Sulphate Minerals From Hungary. Acta Mineralogica-petrographica, Szeged, Xxxviii, Supplementum, 7-63.
Iran
 
  • Esfahan Province (Isfahan Province; Aspadana Province)
    • Nain County (Nayin County)
      • Anarak District
Bariand, P. 1963. Contribution à la minéralogie de l’lran. Bulletin de la Société Française de minéralogie et de cristallographie, 86: 17-64. [Locality description in brief and mineralogical list with photographs] Bariand, P. 2003. Un apercu général sur la Minéralogie de I'Iran. Le Règne Minéral, 54: 41-51.
P. Bariand and P. Herpin, Bull. Soc. Franç. Minér. Crist. , 1963, LXXXVI, pp. 133-135.
  • Yazd Province
    • Nayband (Neyband)
Bariand, P. & Poullen, J.F. (1980): Rare Chromates from Seh-Changi, Iran. Mineralogical Record 11, 293-297
Italy
 
  • Piedmont
    • Torino Province
      • Canavese District
        • Chiusella Valley
          • Traversella
SEM/EDS 18/09/2001 MNHN-Paris
  • Tuscany
    • Livorno Province
      • Campigliese (Campiglia Mountains; Campiglia Ridge)
        • Campiglia Marittima
Dini A., Senesi F. (2013): I giacimenti di Sn-W-As. Monte Valerio, Pozzatello, Santa Caterina, Botro ai Marmi e Campo alle Buche. Riv. Mineral. Ital., 37, 1 (1-2013), 84-92.
Mexico
 
  • Sonora
    • Mun. de Moctezuma
      • Moctezuma
Lapis 2001(1), 11-40
Morocco
 
  • Drâa-Tafilalet Region
    • Ouarzazate Province
      • Tazenakht
        • Bou Azzer District (Bou Azer District)
          • Oumlil
Favreau, G. and Dietrich, J. E. (2006). Die Mineralien von Bou Azzer. Lapis 31(7/8), 27-68
Namibia
 
  • Erongo Region
    • Arandis
      • Namib-Naukluft National Park
Bezing, L. von, Bode, R. & Jahn, S. (2008): Namibia Minerals and Localities. Edition Schloss Freudenstein, Bode Verlag GmbH, Haltern, 338 pp. (in English)
  • Oshikoto Region
    • Tsumeb
Min. Record (in press)
Republic of Congo (Brazzaville)
Palache, C., Berman, H., & Frondel, C. (1951), The System of Mineralogy of James Dwight Dana and Edward Salisbury Dana, Yale University 1837-1892, Volume II: 652.
  • Pool Department
    • Kindanba District
      • Renéville
Lacroix (1915) Bulletin de la Société française de Minéralogie: 38: 198.
Russia
 
  • Sverdlovsk Oblast
    • Ekaterinburg (Sverdlovsk)
      • Berezovskii (Berezovskii Zavod)
Клейменов Д.А., Ерохин Ю. В., Прибавкин С.В. Форнасит из зоны окисления Березовского золоторудного месторождения. // Уральская летняя минералогическая школа-97, 1997, с.96-98.; Pavel M. Kartashov analytical data (2011)
          • Uspenskaya Mt
Pavel M. Kartashov analytical data (2012)
South Africa
 
  • Mpumalanga
    • Nkangala District
      • Delmas
Minerals of South Africa
  • North West
    • Bojanala Platinum District
      • Rustenburg (Rustenburg District)
        • Olifantspoort Farm
Reeks, G. (2007) Olifantspoort Mine, Olifantspoort, Northern Province. South African Micromount Society newsletter: 33(3)
UK
 
  • England
    • Somerset
      • Cranmore
Turner, R.W. and Rumsey, M.S. (2010): Mineral Relationships in the Mendip Hills. Journal of the Russell Society, vol 13, pp 3-46; Turner, R. (2006): A mechanism for the formation of the mineralized Mn deposits at Merehead Quarry, Cranmore, Somerset, England. Mineralogical Magazine 70, 629-653; Turner R.W. and Rumsey, M.S. (2007) Merehead Mineralogy - an Update. Russell Soc Newsletter, No 50, pp 17-18 (March 2007); UK Journal of Mines and Minerals (2006), no. 27, pp 6-7.
USA
 
  • Arizona
    • Cochise Co.
      • Johnny Lyon Hills
        • Tres Alamos Wash
Robert Jenkins Raman Spectroscopy
      • Little Dragoon Mts
        • Cochise District
          • Dragoon
Rolf Luetcke
      • Mule Mts
        • Warren District
          • Bisbee
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 225; Graeme, R. (1981), Famous mineral localities: Bisbee, AZ, Min.Rec.: 12: 256-319.
      • Tombstone Hills
        • Tombstone District
Rob Bowell, lab tested
    • Gila Co.
      • Dripping Spring Mts
        • Banner District
          • Hayden area
            • Chilito
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 225.
      • Payson District (Green Valley District)
        • Oxbow Estates area
          • Lousy Gulch
Williams, S. A. (1981): Duhamelite, Cu4Pb2Bi(VO4)4(OH)3.8H2O, a new Arizona mineral. Mineralogical Magazine 44, 151-152.
    • La Paz Co.
      • Granite Wash Mts
        • Ellsworth District
Mineral collected by Jerry A. Baird
      • New Water Mts
Hunt, W. (1983) Calciovolborthite from the New Water Mountains Yuma County, Arizona. Mineralogical Record 14:119
          • Moore Mine group
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 225.
      • Trigo Mts
        • Silver District
XRD analysis by Dr. Anthony Kampf.
    • Maricopa Co.
      • Big Horn Mts
        • Osborn District
          • Hummingbird Spring
Rolf Luetcke
          • Tonopah
            • Belmont Mountain
              • Tiger Wash
Bob Meyer (2012) Micro Mineral Collector. Friends of Mineralogy National Newsletter 42:10-13; Mineral News (2002) 18-1 pp1,5-7
Yang, H., Downs, R.T., Evans, S.H., Jenkins, R.A., Bloch, E.M. (2013): Rongibbsite, Pb2(Si4Al)O11(OH), a new zeolitic aluminosilicate mineral with an interrupted framework from Maricopa County, Arizona, U.S.A. American Mineralogist, 98, 236-241
      • Painted Rock Mts
        • Painted Rock District
          • Theba
EDS analysis Association Jean WYART, Paris - specimen Georges FAVREAU
    • Pima Co.
      • Ajo District
        • Little Ajo Mts
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 225.
      • Empire Mts
        • Empire District
          • Hilton (Lead Mountain)
            • Copper Camp
              • Hilton Mines (Hilton Mine group; Hiltano group; Hiltano & State of Maine group)
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 225.
      • Tucson Mts
        • Amole District
          • Jaynes
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 225.
          • Saguaro National Monument
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 225; Bideaux, R.A., et al (1960), Some new occurrences of minerals of AZ, AZ Geol. Soc. Digest: 3: 53-56; Jones, D. (1983), The Old Yuma mine, Min.Rec.: 14: 95-107.
    • Pinal Co.
      • Mammoth District
        • Mammoth
          • Tucson Wash
Rolf Luetcke
        • Tiger
          • St. Anthony deposit
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 225; Bideaux, R.A., et al (1960), Some new occurrences of minerals of Arizona, AZ Geol. Soc. Digest: 3: 53-56; Bideaux, R.A. (1980), Tiger, AZ, Min.Rec.: 11: 155-181;
      • Tohono O'odham Indian Reservation
        • Silver Reef District
          • Tat Momoli Mts
            • Chuichu area
              • Silver Reef Mountains area
                • White Horse Pass area
Collected by and in the collection of Brent Thorne
        • Slate Mts
          • Casa Grande District
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 225, 370.
        • Vekol Mts
          • Vekol District
            • Kohatk
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 225.
R. D. Green
    • Yavapai Co.
      • Black Rock District
Anthony, J.W., et al (1995), Mineralogy of Arizona, 3rd.ed.: 225.
      • Bradshaw Mts (Bradshaw Range)
        • Castle Creek District
          • Copperopolis
Handbook of Mineralogy
  • California
    • Inyo Co.
      • Inyo Mts (Inyo Range)
        • Malpais Mesa
Steve Stuart.; Paul M. Adams (2017) The Santa Rosa mine, Inyo County, California. Minerlogical Record 48:755-777
        • Russ District
          • Reward
Raman ID 12-13-2007 on material personally collected by Tom Trebisky.; Adams, Paul (2010) The Brown Monster and Reward Mines Inyo County, California. Mineralogical Record 41:175-193.; Adams, Paul (2010) The Brown Monster and Reward Mines Inyo County, California. Mineralogical Record 41:175-193.
      • Panamint Mts (Panamint Range)
        • Cottonwood Mts
          • Ubehebe District
            • Big Dodd Spring
[MinRec 32:393]
    • San Bernardino Co.
      • Silver Lake District
        • Soda Mts
          • Baker
            • Otto Mountain
Joe Marty specimens
Collected by and in the collection of Brent Thorne.
Housley R., pers.comm., May 2017
          • Zzyzx (Fort Soda; Soda; Soda Springs; Zzyzx Mineral Spring Resort)
The Blue Bell Claims San Bernardino County, California, Maynard, M., et al., pg. 44
  • Idaho
    • Clark Co.
      • Skull Canyon District
        • Kaufman
Ream, Lanny R. 2004. Idaho Minerals, 2nd edition, Revised and Updated
  • Montana
    • Beaverhead Co.
      • Argenta District
        • Argenta
          • Stapleton Gulch
http://www.mineralnews.com/MinNews/MN18-2.html
  • Nevada
    • Clark Co.
      • Alunite District
Richard W. Thomssen; Robert M. Housley (2005) Recent rare mineral finds in southern California and Nevada desert mines. Abstracts from the 2005 Desert Symposium. California State University, Desert Studies Consortium and LSA Associates, Inc.
      • Eldorado Mts
        • Eldorado District (Colorado District)
NBMG Spec. Pub. 31 Minerals of Nevada
Rolf Luetcke
Collected by Joe Marty.
      • Spring Mts
        • Goodsprings District
NBMG Spec. Pub. 31 Minerals of Nevada
Haynes, P. E. (2007):"Minerals of the Fredrickson Mine, Goodsprings District, Clark County, Nevada". New Mexico Geology 29(4),138.
          • Goodsprings
NBMG Spec. Pub. 31 Minerals of Nevada
Collected by and in the collection of Brent Thorne.
John Hagstrom collection, 2015
NBMG Spec. Pub. 31 Minerals of Nevada; Rocks & Minerals 83:1 pp 65-69
Self collected by Brent Thorne
    • Elko Co.
      • Spruce Mountain District
NBMG Spec. Pub. 31 Minerals of Nevada
    • Esmeralda Co.
NBMG Spec. Pub. 31 Minerals of Nevada
NBMG Spec. Pub. 31 Minerals of Nevada
    • Humboldt Co.
      • Iron Point District
        • Valmy
Dr. William S. Wise presentation to Northwest Micro Mineral Study Group on 1 May 2004, Update on Mineralogy of the Silver Coin Mine, Iron Point District, Edna Mountains, Humboldt Co., Nevada
    • Nye Co.
      • Toquima Range
        • Belmont District
          • Belmont
NBMG Spec. Pub. 31 Minerals of Nevada
  • New Mexico
    • Hidalgo Co.
      • Peloncillo Mts
        • San Simon District
          • Granite Gap
R&M 77:5 p298-305
Northrop, Minerals of New Mexico, 3rd Rev. Ed., 1996
      • Cookes Peak District
        • Old Hadley (Graphic) mining district
Walstrom 2006 New Mexico Mineral Symposium abstracts
      • Tres Hermanas Mts
Minerals of New Mexico 3rd ed.
    • Socorro Co.
      • North Magdalena District
Minerals of New Mexico 3rd ed.
        • Silver Hill area
Minerals of New Mexico 3rd ed.
      • Socorro Peak District
        • Socorro
Northrop, Minerals of New Mexico, 3rd Rev. Ed., 1996
  • Utah
    • Juab Co.
      • East Tintic Mts
        • Tintic District
          • Mammoth
            • Mammoth Peak
Ron Layton
Uzbekistan
 
  • Tashkent Region
    • Piskent District
Pavel M. Kartashov data
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