San Juan Co., Colorado, USA

Mineral list contains entries from the region specified including sub-localities


Mineral List:

Abernathyite K   2 (UO   2 )   2 [AsO   4 ]   2 · 6H   2 O Description: This species is reported from a single locality, the Clyde Long property. Yellow microscopic crystals found in vugs in quartzite host rock were identified by XRD and SEM analysis (John Sholes, written commun., 1982). Other associated secondary uranium m Reference: ["Minerals of Colorado, updated & revised", p. 41, by Eckel, Edwin B., 1997] Acanthite Ag   2 S Reference: [Rocks & Minerals 71:2 pp94-101] 'Adularia' KAlSi   3 O   8 Reference: [Rocks & Min.: 63: 366-384.] Aikinite PbCuBiS   3 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Akaganeite β-Fe 3+   O(OH,Cl) Reference: [Minerals of Colorado (1997) Eckels, E. B.] Alabandite Mn 2+   S Reference: [Rocks & Min.: 63: 366-384.] 'Alaskaite' Reference: [Clark, 1993 - "Hey's Mineral Index, 3rd Edition"] Alleghanyite Mn 2+ 5 [(OH)   2 |(SiO   4 )   2 ] Reference: [Rocks & Min.: 63: 366-384.] Sunnyside Mine (American Tunnel; Mogul Mine; Washington Mine; Belle Creole; Gold Prince; Brenneman Mine; Sunnyside Mine Group), Howardsville, Silverton District, San Juan Co., Colorado, USA © Rob Lavinsky Allophane (Al   2 O   3 )(SiO   2 )   1.3-2 ·2.5-3H   2 O Reference: [Minerals of Colorado (1997) E.B. Eckels] Altaite PbTe Reference: [Minerals of Colorado (1997) Eckels, E. B.] Aluminite Al   2 [(OH)   4 |SO   4 ] · 7H   2 O Reference: [Minerals of Colorado (1997) E.B. Eckels] Alunite KAl   3 [(OH)   3 |SO   4 ]   2 Reference: [Rocks & Minerals 71:2 pp94-101] Anatase TiO   2 Reference: [Rocks & Minerals 71:2 pp94-101] Anglesite PbSO   4 Reference: [Rocks & Minerals 71:2 pp94-101] Anhydrite CaSO   4 Reference: [Rocks & Min.: 63: 366-384.] Annabergite Ni   3 (AsO   4 )   2 ·8H   2 O Reference: [Rocks & Min.:65:59.] 'Apatite' Reference: [Robert Stoufer collection] Apatite-(CaF) Ca   5 [F|(PO   4 )   3 ] Reference: [Rocks & Minerals 71:2 pp94-101] Aragonite CaCO   3 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Atacamite Cu   2 [(OH)   3 |Cl] Reference: [Minerals of Colorado (1997) Eckels, E. B.] Aurichalcite (Zn,Cu)   5 [(OH)   3 |CO   3 ]   2 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Autunite Ca(UO   2 )   2 (PO   4 )   2 ·11H   2 O Reference: [Minerals of Colorado (1997) Eckels, E. B.] Azurite Cu   3 [OH|CO   3 ]   2 Description: Most may actually be linarite Reference: [Rocks & Min.:63:275-277 & 65:59.; 2008 New Mexico Mineral Symposium abstracts] Baryte BaSO   4 Reference: [Dana 7:I:446, 476; Dana 6:114, 1091; Neues Jahrb. Mineral. Mon.:555-576 (1992).] Baumhauerite Pb   3 As   4 S   9 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Beegerite Pb   6 Bi   2 S   9 Reference: [Dana 7:I:393.] Benjaminite (Ag,Cu)   3 (Bi,Pb)   7 S   12 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Berryite Pb   3 (Ag,Cu)   5 Bi   7 S   16 Reference: [Minerals of Colorado (1997) Eckel, E. B.] Berthierine (Fe,Fe,Mg)   2-3 (Si,Al)   2 O   5 (OH)   4 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Bismuth Bi Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] Bismuthinite Bi   2 S   3 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Bornite Cu   5 FeS   4 Reference: [Minerals of Colorado (1997) E.B. Eckels] Bornite var: Argentiferous Bornite Reference: [The Mines and Minerals of the Great American Rift, R.W. Holmes & M.B. Kennedy, 1983] Boulangerite Pb   5 Sb   4 S   11 Reference: [MinRec 7:275] Bournonite PbCuSbS   3 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Brochantite Cu   4 [(OH)   6 |SO   4 ] Reference: [Minerals of Colorado (1997) Eckels, E. B.] Calaverite AuTe   2 Reference: [Rocks & Min.: 63: 366-384.] Calcite CaCO   3 Reference: [Rocks & Min.: 63: 366-384.] San Juan Co., Colorado, USA © Danny Jones Cerussite PbCO   3 Reference: [Rocks & Min.:63:275-277 & 65:59.; 2008 New Mexico Mineral Symposium abstracts] Chalcanthite CuSO   4 ·5H   2 O Reference: [Minerals of Colorado (1997) Eckels, E. B.] Chalcoalumite CuAl   4 [(OH)   12 |SO   4 ] · 3H   2 O Reference: [Minerals of Colorado (1997) Eckels, E. B.] Chalcocite Cu   2 S Reference: [Minerals of Colorado (1997) Eckels, E. B.] Chalcopyrite CuFeS   2 Reference: [Dana 7:I:446, 476; Dana 6:114, 1091; Neues Jahrb. Mineral. Mon.:555-576 (1992).] Bandora Mine (Esmeralda Claims; Little Todd vein), South Mineral Creek, Silverton, Silverton District, San Juan Co., Colorado, USA © Rob Lavinsky 'Chlorite Group' Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] Clausthalite ? PbSe Reference: [Minerals of Colorado (1997) E.B. Eckels] Clinozoisite {Ca   2 }{Al   3 }[O|OH|SiO   4 |Si   2 O   7 ] Reference: [Minerals of Colorado (1997) Eckels, E. B.] Cobaltite CoAsS Reference: [Minerals of Colorado (1997) Eckels, E. B.] Coloradoite HgTe Reference: [Minerals of Colorado (1997) Eckels, E. B.] Colusite Cu   26 V   2 (As,Sn,Sb)   6 S   32 Reference: [Minerals of Colorado (1997) E.B. Eckels] Copper Cu Reference: [Rocks & Min.: 63: 366-384.] Cosalite Pb   2 Bi   2 S   5 Reference: [Dana 7:I:446, 476; Dana 6:114, 1091; Neues Jahrb. Mineral. Mon.:555-576 (1992).] Covellite CuS Reference: [Minerals of Colorado (1997) Eckels, E. B.] Cupropavonite (TL) AgCu   2 PbBi   5 S   10 Type Locality: Alaska mine, Poughkeepsie Gulch, Silverton District, San Juan Co., Colorado, USA Reference: [Minerals of Colorado (1997) Eckels, E. B.] Diaspore AlO(OH) Reference: [Minerals of Colorado (1997) Eckels, E. B.] Dickite Al   2 Si   2 O   5 (OH)   4 Reference: [Rocks & Minerals 71:2 pp94-101] Digenite Cu   9 S   5 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Diopside CaMg[Si   2 O   6 ] Reference: [Minerals of Colorado (1997) E.B. Eckels] Dufrénoysite Pb   2 As   2 S   5 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Dyscrasite Ag   3 Sb Reference: [Minerals of Colorado (1997) Eckels, E. B.] Enargite Cu   3 AsS   4 Reference: [Dana 7:I:446.] Red Mountain, Red Mountain District, San Juan Co., Colorado, USA © Karl Volkman03/05 Epidote {Ca   2 }{Al   2 Fe 3+   }[O|OH|SiO   4 |Si   2 O   7 ] Reference: [Minerals of Colorado (1997) Eckels, E. B.] Erythrite Co   3 (AsO   4 )   2 ·8H   2 O Reference: [Rocks & Min.:65:59.] Famatinite Cu   3 SbS   4 Reference: [Minerals of Colorado (1997) Eckels, E. B.] 'Feldspar Group' Reference: [Minerals of Colorado (1997) E.B. Eckels] Ferberite FeWO   4 Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] Silverton, Silverton District, San Juan Co., Colorado, USA © Christopher O'Neill Ferrimolybdite Fe   2 [MoO   4 ]   3 · nH   2 O Reference: [Minerals of Colorado (1997) Eckels, E. B.] Fluorite CaF   2 Reference: [Minerals of Colorado (1997) E.B. Eckels] Sunnyside Mine (American Tunnel; Mogul Mine; Washington Mine; Belle Creole; Gold Prince; Brenneman Mine; Sunnyside Mine Group), Howardsville, Silverton District, San Juan Co., Colorado, USA © Rob Lavinsky Freibergite (Ag   4+2x Cu   2-2x )[(Cu, Ag)   4 (Fe, Zn)   2 ]Sb   4 S   12 S   1-x (0 < x < 1) Reference: [Rocks & Min.: 63: 366-384.] Yankee Girl Mine, Poughkeepsie Gulch, Silverton District, San Juan Co., Colorado, USA © Rob Lavinsky Freieslebenite ? AgPbSbS   3 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Friedelite (Mn,Fe)   8 Si   6 O   15 (OH,Cl)   10 Reference: [Rocks & Min.: 63: 366-384.] Galena PbS Reference: [Minerals of Colorado (1997) E.B. Eckels] Galenobismutite PbBi   2 S   4 Reference: [Dana 7:I:446, 476; Dana 6:114, 1091; Neues Jahrb. Mineral. Mon.:555-576 (1992).] 'Garnet Group' X   3 Z   2 (TO   4 )   3 (X = Ca, Fe, etc·, Z = Al, Cr, etc·, T = Si, As, V) Reference: [Minerals of Colorado (1997) E.B. Eckels] Gersdorffite NiAsS Reference: [Minerals of Colorado (1997) Eckel, E. B.] Gibbsite Al(OH)   3 Reference: [Minerals of Colorado (1997) E.B. Eckels] Goethite α-Fe 3+   O(OH) Reference: [Minerals of Colorado (1997) E.B. Eckels] Gold Au Reference: [Minerals of Colorado (1997) Eckel, E. B.] Silverton District, San Juan Co., Colorado, USA © Peter Haas Gold var: Electrum (Au, Ag) Reference: [Rocks & Min.: 63: 366-384.] Graphite C Reference: [Minerals of Colorado (1997) Eckels, E. B.] Guettardite Pb(Sb,As)   2 S   4 Reference: [Minerals of Colorado (1997) Eckel, E. B.] Brobdignag Mine, Anvil Mountain, Silverton, Silverton District, San Juan Co., Colorado, USA © Jasun McAvoy Guitermanite Pb   10 As   6 S   19 (?) Reference: [Rocks & Minerals 71:2 pp94-101] Gustavite Ag   3 Pb   5 Bi   11 S   24 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Gypsum Ca[SO   4 ] · 2H   2 O Reference: [Rocks & Min.: 63: 366-384.] Gypsum var: Selenite Reference: [Rocks & Min.: 63:284-285.] Helvite Mn 2+ 4 Be   3 [S|(SiO   4 )   3 ] Reference: [Rocks & Min.: 63: 366-384.] Hematite Fe   2 O   3 Reference: [Rocks & Min.: 63: 366-384.] Hematite var: Specularite Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] Hessite Ag   2 Te Reference: [Minerals of Colorado (1997) Eckels, E. B.] Hübnerite MnWO   4 Reference: [Minerals of Colorado (1997) Eckel, E. B.; 2008 New Mexico Mineral Symposium abstracts] Adams Mine (Adams Tunnel Mine), Cement Creek, Silverton, Silverton District, San Juan Co., Colorado, USA © fabreminerals.com Illite K   0.65 A   2.0 [][Al   0.65 Si,   3.35 O   10 ](OH)   2 Reference: [Min Rec (1986) 17:229-236] 'Illite-1Md' Reference: [Minerals of Colorado (1997) Eckel, E. B.] 'Illite-2M' Reference: [Minerals of Colorado (1997) Eckel, E. B.] Ilmenite Fe 2+   TiO   3 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Ilsemannite Mo   3 O   8 ·nH   2 O Reference: [Minerals of Colorado (1997) Eckels, E. B.] Iriginite UO   2 Mo   2 O   7 ·3H   2 O Reference: [Minerals of Colorado (1997) Eckels, E. B.] Jamesonite Pb   4 FeSb   6 S   14 Reference: [Econ Geol (1991) 86:768-779] Jordanite Pb   14 (As,Sb)   6 S   23 Reference: [Rocks & Minerals 71:2 pp94-101] Zuni Mine (Zuñi Mine), Anvil Mountain, Silverton, Silverton District, San Juan Co., Colorado, USA © Arliguie M Jordisite MoS   2 Reference: [Minerals of Colorado (1997) E.B. Eckels] Kaolinite Al   2 Si   2 O   5 (OH)   4 Reference: [Rocks & Minerals 71:2 pp94-101] Krennerite (Au,Ag)Te   2 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Kuramite Cu   3 SnS   4 Reference: [Rocks & Minerals 71:2 pp94-101] Kutnohorite Ca(Mn,Mg,Fe)(CO   3 )   2 Reference: [Rocks & Min.: 63: 366-384.] Lillianite Pb   3 Bi   2 S   6 Reference: [Minerals of Colorado (1997) E.B. Eckels] Limonite FeO(OH)·nH   2 O Reference: [Minerals of Colorado (1997) Eckel, E. B.] Linarite PbCu[(OH)   2 |SO   4 ] Reference: [Minerals of Colorado (1997) E.B. Eckels; 2008 New Mexico Mineral Symposium abstracts] Löllingite FeAs   2 Reference: [Minerals of Colorado (1997) E.B. Eckels] Magnetite Fe 2+   Fe 3+ 2 O   4 Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] Malachite Cu   2 [(OH)   2 |CO   3 ] Reference: [Rocks & Min.:63:275-277 & 65:59.] Marcasite FeS   2 Reference: [Minerals of Colorado (1997) E.B. Eckels] Matildite AgBiS   2 Reference: [Minerals of Colorado (1997) E.B. Eckels] Melilite (Ca,Na)   2 (Al,Mg,Fe 2+   )[(Al,Si)SiO   7 ] Reference: [] Mercury Hg Reference: [Rocks & Min.:64:144-145.] Metatorbernite Cu(UO   2 )   2 [PO   4 ]   2 · 8H   2 O Reference: [Minerals of Colorado (1997) Eckels, E. B.] Metauranospinite Ca(UO   2 )   2 [AsO   4 ]   2 · 8H   2 O Reference: [Rocks & Min.:65:59.] Metazeunerite Cu(UO   2 )   2 [AsO   4 ]   2 · 8H   2 O Reference: [Rocks & Min.:65:59.] Miargyrite AgSbS   2 Reference: [MinRec 10:359] Millerite NiS Reference: [Minerals of Colorado (1997) Eckels, E. B.] Minium Pb   3 O   4 Reference: [Minerals of Colorado (1997) E.B. Eckels] Molybdenite MoS   2 Reference: [Rocks & Min.: 63: 366-384.] 'Monazite' Reference: [Rocks & Min.:64:144-145.] Monticellite CaMg[SiO   4 ] Reference: [Minerals of Colorado (1997) E.B. Eckels] Montmorillonite (Na,Ca)   0.33 (Al,Mg)   2 Si   4 O   10 (OH)   2 ·nH   2 O Reference: [Min Rec (1986) 17:229-236] Mummeite (TL) Ag   2 CuPbBi   6 S   13 Type Locality: Alaska mine, Poughkeepsie Gulch, Silverton District, San Juan Co., Colorado, USA Reference: [Dana 7:I:446, 476; Dana 6:114, 1091; Neues Jahrb. Mineral. Mon.:555-576 (1992).] Alaska mine, Poughkeepsie Gulch, Silverton District, San Juan Co., Colorado, USA © 2004 ROM Muscovite KAl   2 [(OH)   2 |AlSi   3 O   10 ] Reference: [Rocks & Min.: 63: 366-384.] Natrouranospinite (Na   2 ,Ca)(UO   2 )   2 [AsO   4 ]   2 · 5H   2 O Reference: [Minerals of Colorado (1997) E.B. Eckels] Neyite Pb   7 (Cu,Ag)   2 Bi   6 S   17 Reference: [Minerals of Colorado (1997) E.B. Eckels] Nickeline NiAs Reference: [Minerals of Colorado (1997) Eckels, E. B.] Nuffieldite Pb   2 Cu(Pb,Bi)Bi   2 S   7 Reference: [Minerals of Colorado (1997) E.B. Eckels] Osarizawaite Pb(Al,Cu)   3 [(OH,H   2 O)   3 |SO   4 ]   2 Reference: [Minerals of Colorado (1997) E.B. Eckels] Ourayite (TL) Ag   3 Pb   4 Bi   5 S   13 Type Locality: Old Lout Mine, Poughkeepsie Gulch, Silverton District, San Juan Co., Colorado, USA Reference: [Minerals of Colorado (1997)] Pavonite (Ag,Cu)(Bi,Pb)   3 S   5 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Pearceite [(Ag,Cu)   6 (As,Sb)   2 S   7 ][Ag   9 CuS   4 ] Reference: [Econ Geol (1991) 86:768-779] Petzite Ag   3 AuTe   2 Reference: [Rocks & Min.: 63: 366-384.] Pharmacosiderite KFe 3+ 4 [(OH)   4 |(AsO   4 )   3 ] · 6-7H   2 O Reference: [Minerals of Colorado (1997) Eckels, E. B.] Plancheite Cu   8 [(OH)   4 |Si   8 O   22 ] · H   2 O Reference: [Minerals of Colorado (1997) E.B. Eckels] Plumbojarosite PbFe 3+ 6 [(OH)   3 |SO   4 ]   4 Reference: [Econ Geol (1991) 86:768-779] Polybasite [(Ag,Cu)   6 (Sb,As)   2 S   7 ][Ag   9 CuS   4 ] Reference: [Minerals of Colorado (1997) E.B. Eckels] Posnjakite Cu   4 [(OH)   6 |SO   4 ] · H   2 O Reference: [Minerals of Colorado (1997) E.B. Eckels] Proustite Ag   3 AsS   3 Reference: [Dana 6: 135, 1091.] San Juan Co., Colorado, USA © Rob Lavinsky 'Psilomelane' Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] Pyrargyrite Ag   3 SbS   3 Reference: [Minerals of Colorado (1997) E.B. Eckels] Pyrite FeS   2 Reference: [Dana 7:I:446, 476; Dana 6:114, 1091; Neues Jahrb. Mineral. Mon.:555-576 (1992).] Pyrolusite MnO   2 Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] Pyromorphite Pb   5 [Cl|(PO   4 )   3 ] Reference: [Rocks & Min.:63:275-277 & 65:59.] Pyrophyllite Al   2 Si   4 O   10 (OH)   2 Reference: [Minerals of Colorado (1997) E.B. Eckels] Pyroxmangite MnSiO   3 Reference: [Rocks & Min.: 63: 366-384.] Sunnyside Mine (American Tunnel; Mogul Mine; Washington Mine; Belle Creole; Gold Prince; Brenneman Mine; Sunnyside Mine Group), Howardsville, Silverton District, San Juan Co., Colorado, USA © Rob Lavinsky Pyrrhotite Fe   7 S   8 , (-4M), also given as Fe   1-x S (x = 0 - 0.2) Reference: [Minerals of Colorado (1997) E.B. Eckels] Quartz SiO   2 Reference: [Dana 7:I:446, 476; Dana 6:114, 1091; Neues Jahrb. Mineral. Mon.:555-576 (1992).] Howardsville, Silverton District, San Juan Co., Colorado, USA © 2001 John H. Betts Quartz var: Amethyst SiO   2 Reference: [Minerals of Colorado (1997) E.B. Eckels] Little Giant Basin, Silverton, Silverton District, San Juan Co., Colorado, USA © Rob Lavinsky Quartz var: Chert Description: Pseudomorphs after gypsum Reference: [Minerals of Colorado (1997) E.B. Eckels] Molas Creek, Animas District, San Juan Co., Colorado, USA © jnemitz Quartz var: Milky Quartz Reference: [Minerals of Colorado (1997) E.B. Eckels] Quartz var: Rock Crystal Reference: [Minerals of Colorado (1997) E.B. Eckels] Rammelsbergite NiAs   2 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Rectorite (Na,Ca)Al   4 (Si,Al)   8 O   20 (OH)   4 ·2H   2 O Reference: [Minerals of Colorado (1997) E.B. Eckels] Rhodochrosite MnCO   3 Reference: [Minerals of Colorado (1997) Eckels, E. B.] American Tunnel mine (Gold King Mine), Howardsville, Silverton District, San Juan Co., Colorado, USA © fabreminerals.com Rhodonite MnSiO   3 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Rutile TiO   2 Reference: [Minerals of Colorado (1997) E.B. Eckels] Sanidine K[AlSi   3 O   8 ] Reference: [Minerals of Colorado (1997) E.B. Eckels] Sartorite PbAs   2 S   4 Reference: [Rocks & Minerals 71:2 pp94-101] Scheelite Ca[WO   4 ] Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] Schirmerite AgPb   2 Bi   3 S   7 Reference: [Dana 7:I:393.] Scorodite Fe 3+   AsO   4 ·2H   2 O Reference: [Minerals of Colorado (1997) E.B. Eckels] Selenium Se Reference: [Minerals of Colorado (1997) E.B. Eckels] Semseyite Pb   9 Sb   8 S   21 Reference: [Minerals of Colorado (1997) Eckel, E. B.] 'Sericite' Reference: [Rocks & Min.: 63: 366-384.] Serpierite Ca(Cu,Zn)   4 (SO   4 )   2 (OH)   6 ·3H   2 O Reference: [Minerals of Colorado (1997) E.B. Eckels] Siderite FeCO   3 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Howardsville, Silverton District, San Juan Co., Colorado, USA © 2002 John H. Betts Sidwillite (TL) MoO   3 ·2H   2 O Type Locality: Lake Como, San Juan Co., Colorado, USA Description: Sidwillite was first described by Cesbron and Ginderow (1985, analyses) who named it to honor S. A. Williams for his contributions to the mineralogy of the Southwestern United States. At the type locality, Lake Como, sidwillite occurs as an oxidation pro Reference: ["Minerals of Colorado, updated & revised", p. 437, by Eckel, Edwin B., 1997] Silver Ag Reference: [Rocks & Min.:63:275-277 & 65:59.] Skutterudite (Co,Fe,Ni)As   2-3 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Skutterudite var: Smaltite (Co,Fe,Ni)As   2 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Spessartine Mn 2+ 3 Al   2 [SiO   4 ]   3 Reference: [Rocks & Min.: 63: 366-384.] Sphalerite (Zn,Fe 2+   )S Reference: [Minerals of Colorado (1997) Eckels, E. B.] Stibnite Sb   2 S   3 Reference: [Rocks & Minerals 71:2 pp94-101] Stromeyerite AgCuS Reference: [Dana 6: 135, 1091.] Yankee Girl Mine, Poughkeepsie Gulch, Silverton District, San Juan Co., Colorado, USA   Strontianite SrCO   3 Reference: [Minerals of Colorado (1997) E.B. Eckels] Sulphur S   8 Reference: [Rocks & Minerals 71:2 pp94-101] Sylvanite (Au,Ag)   2 Te   4 Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] Tellurite TeO   2 Reference: [Dana 7:I:446, 476; Dana 6:114, 1091; Neues Jahrb. Mineral. Mon.:555-576 (1992).] Tennantite (Cu,Ag,Fe,Zn)   12 As   4 S   13 Reference: [Minerals of Colorado (1997) Eckel, E. B.] Tenorite CuO Reference: [Minerals of Colorado (1997) E.B. Eckels] Tephroite Mn 2+ 2 [SiO   4 ] Reference: [Rocks & Min.: 63: 366-384.] Tetradymite Bi   2 Te   2 S Reference: [Rocks & Min.:64:144-145.] Tetrahedrite (Cu,Fe,Ag,Zn)   12 Sb   4 S   13 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Cement Creek, Silverton, Silverton District, San Juan Co., Colorado, USA © 2008 Jesse Crawford Thaumasite ? Ca   3 [CO   3 |SO   4 |Si(OH)   6 ] · 12H   2 O Reference: [Minerals of Colorado (1997) E.B. Eckels] Torbernite Cu(UO   2 )   2 (PO   4 )   2 ·12H   2 O Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] Tremolite ☐[Ca   2 ][Mg   5 ][(OH)   2 |Si   8 O   22 ] Reference: [Minerals of Colorado (1997) E.B. Eckels] Tungstite WO   3 ·H   2 O Reference: [Minerals of Colorado (1997) E.B. Eckels] Umangite ? Cu   3 Se   2 Reference: [Minerals of Colorado (1997) E.B. Eckels] Uraninite UO   2 Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] Uranophane Ca(UO   2 )   2 [HSiO   4 ]   2 · 5H   2 O Reference: [Minerals of Colorado (1997) E.B. Eckels] Uranospinite Ca(UO   2 )(AsO   4 )   2 ·10H   2 O Reference: [Minerals of Colorado (1997) E.B. Eckels] Vermiculite (Mg,Fe,Al)   3 (Al,Si)   4 O   10 (OH)   2 ·4H   2 O Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] Vesuvianite Ca   10 (Mg,Fe)   2 Al   4 Si   9 O   34 (OH)   4 Reference: [Minerals of Colorado (1997) E.B. Eckels] 'Wad' Reference: [Minerals of Colorado (1997) E.B. Eckels] Wittichenite Cu   3 BiS   3 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Wolframite (Fe 2+   )WO   4 to (Mn 2+   )WO   4 Reference: [Minerals of Colorado (1997) E.B. Eckels] Wollastonite Ca[SiO   3 ] Reference: [Minerals of Colorado (1997) E.B. Eckels] Wulfenite Pb[MoO   4 ] Reference: [Rocks & Min.:63:275-277 & 65:59.; 2008 New Mexico Mineral Symposium abstracts] Wurtzite (Zn,Fe)S Reference: [Rocks & Min.: 64:502.] Zeunerite Cu(UO   2 )   2 (AsO   4 )   2 ·12H   2 O Reference: [Rocks & Minerals 71:2 pp94-101] Zinkenite Pb   9 Sb   22 S   42 Description: Material originally described as zinkenite, may inn fact be other sulfosalts. Reference: [Dana 7:I:477; Minerals of Colorado] Brobdignag Mine, Anvil Mountain, Silverton, Silverton District, San Juan Co., Colorado, USA   Zunyite (TL) Al   13 Si   5 O   20 (OH,F)   18 Cl Type Locality: Zuni Mine (Zuñi Mine), Anvil Mountain, Silverton, Silverton District, San Juan Co., Colorado, USA Reference: [Proc. Colorado Sci.Soc.(1884) 1, 124-132; MinRec 7:302, 7:270] Zuni Mine (Zuñi Mine), Anvil Mountain, Silverton, Silverton District, San Juan Co., Colorado, USA © Elmar Lackner

203 entries listed. 176 valid minerals. 5 type localities (valid minerals).

Localities in this Region:

USA   Colorado San Juan Co. Animas District Ajax (Hercules) Antiperiodic Anvil Mountain South Argentine Ayman Mine Big Giant Blue Jay Buckeye Mine Cement Creek Bog Iron Clara Mine Coming Wonder Mine (Emerald Mine) Dakota Occurrence Deadwood Gulch Delano (Jer Bar) Dives Empire - Mascot Esmeralda Galena Mountainn Group Gold Lake Gold Nugget Hamlet Mine Happy Jack Hawkeye Hazelton Mountain Aspen Mine (Legal Tender) Hermes Group Howardsville Royal Charter - Little Nation Lode Idaho Mine Ideal Placer Ione Mine Irene Group Kendall Group King King Group (King-United; Mohawk; Fairview; Harmon) Kittie Mac Mine Lackawanna Mine (Osceola Mine) Liberty Bond Creek Occurrence Little Fanney Little Maud Occurrence Mabel Group (Mable1931) Marcella (Marcello) Maxwell Mayday Mine Mayflower Mine Mineral Creek Molas Creek Molas Mine Moly Group Moly Gulch Mountain View Claims (Mountain View; Elizabeth; Windsor; Cracker Jack & Dome Paul) Mountaineer; Lookout Niegold Group Old Hundred Philadelphia Porcupine Lode Occurrence Red Anvil Occurrence Ridgway Saratoga Senior Warden Shenandoah Silver Lake Basin Titusville Mine (Columbia; Mighty Monarch) Silver Lake Group Silverheel Silverton Mighty Monarch et al Occurrence South Silverton Scranton Mine Stony Pass Mine Sultan Mountain Alethea Group Belcer (Belcher) Dora (Little Dora; Hercules; Empire Group) Empire Group Hercules Occurrence Jennie Parker Mystery Group; Fairview (Champion Mine) North Star (King Soloman) Pittsburg Tunnel Ricker Group Sultan Mountain Occurrence Terrible Thunder Tunnel Trilby Group Unity Tunnel Unknown Abrasive - Garnet Occurrence (MRDS - 10018485) Unknown Gold (MRDS - 10215911) Unknown Graphite Occurrence (MRDS - 10264859) Unknown Group (MRDS - 10118846) Unknown Group (MRDS - 10192184) Unknown Group (MRDS - 10215995) Unknown Group (MRDS - 10216002) Unknown Group (MRDS - 10216100) Unknown Group (MRDS - 10240360) Unknown Group (MRDS - 10289156) Unknown Lead (MRDS - 10143545) Unknown Limestone - Dimension Occurrence (MRDS - 10215920) Unknown Limestone - Dimension Occurrence (MRDS - 10240381) Unknown Limestone - General (MRDS - 10018484) Unknown Silver (MRDS - 10143017) Unknown Stone - Dimension Occurrence (MRDS - 10018598) Unknown Tungsten Occurrence (MRDS - 10018548) Unknown Zinc (MRDS - 10118698) Unknown Zinc (MRDS - 10118713) Unknown Zinc (MRDS - 10119191) Unknown Zinc (MRDS - 10143041) Unknown Zinc (MRDS - 10143107) Unknown Zinc (MRDS - 10143119) Unknown Zinc (MRDS - 10143390) Unknown Zinc (MRDS - 10143583) Unknown Zinc (MRDS - 10167167) Unknown Zinc (MRDS - 10167237) Unknown Zinc (MRDS - 10167279) Unknown Zinc (MRDS - 10167462) Unknown Zinc (MRDS - 10167570) Unknown Zinc (MRDS - 10167583) Unknown Zinc (MRDS - 10167801) Unknown Zinc (MRDS - 10191931) Unknown Zinc (MRDS - 10192056) Unknown Zinc (MRDS - 10192138) Unknown Zinc (MRDS - 10208021) Unknown Zinc (MRDS - 10216008) Unknown Zinc (MRDS - 10216159) Unknown Zinc (MRDS - 10240131) Unknown Zinc (MRDS - 10240215) Unknown Zinc (MRDS - 10240427) Unknown Zinc (MRDS - 10240506) Unknown Zinc (MRDS - 10240580) Unknown Zinc (MRDS - 10264506) Unknown Zinc (MRDS - 10264569) Unknown Zinc (MRDS - 10264862) Unknown Zinc (MRDS - 10265119) Unknown Zinc (MRDS - 10280401) Unknown Zinc (MRDS - 10281162) Unknown Zinc (MRDS - 10281202) Unknown Zinc (MRDS - 10288905) Unknown Zinc (MRDS - 10288995) Unknown Zinc (MRDS - 10289228) Unknown Zinc (MRDS - 10289254) Unknown Zinc (MRDS - 10289418) Unknown Zinc (MRDS - 10289446) Unknown Zinc (MRDS - 10289451) Unknown Zinc (MRDS - 10305502) Valley Forge Group Victoria Animas Forks Deposits Arastra Cunningham Gulch Highland Mary Mine Iowa Mine Royal Tiger Mine Beartown District (Bear Creek District) Eldorado Claim (MS 16686; Patented Claim: El Dorado) Gold Bug Mine (Patented Claims: Gold Bug; MS 11619a; Gold Bug Mill Site; MS 11691b; Repeal; MS 11691a; Gold Nugget; MS 11691a) Golden Shear Mine (Patented Claim: Bonita; MS 11327) Good Hope Mine (Patented Claims: Good Hope; MS 7764; Wonder; MS 7764) Kankakee Mine (Pure Gold; Iron Mask; Aurum; Oro; Tunnel Site; Golden Age; Extension; Lake View; Iron King; Crusader Gold Mine; Chance; Gold Coin; Bullion; Unpatented Claims: Kankakee) Little May Mine Robinson Mine (Patented Claims: Robertson; MS 12224; MS 12224: Scott) Summit Mine Sylvanite Mine Big Three Bonner Buffalo Boy mine - Vertex and Slide Group Cement Creek Golden Hub Hoosier Bay Occurrence (Hoosier Boy) Minnesota Omaha Occurrence Copper Gulch Dutchman lode Elk Park Clyde Long property (Surprise Claims; Elk Park Mine; Exxon lease; Centennial Claims) Elk Park Area Surprise Occurrence (Elk Mine) Engineer Mountain Area Unnamed Lead - Copper - Silver Prospects (MRDS - 10014217) Eureka District Adelia Occurrence Adelphin Alabama Occurrence Amador Occurrence Animas Forks Auburn Group Aztec Bagley Barnes Tunnel Belcher Occurrence (Belcher Tunnel No. 1) Belle Creole Ben Butler Occurrence Ben Franklin Benitoite Bill Young Bismarck Black Diamond Occurrence (1) Blacksmith Occurrence Blanchard Placer Bonanza Bonanza King Brazillian Occurrence (Monitor) Broadgage Mine Burns Group Burrows Prospect (Little Ida; Burrows Group) Caledonian Cement Creek - Gladstone Area Occurrence Columbia Columbus Como Consolidated Custer Occurrence Detroit Hollister Dewitt Eagle Mountain Occurrence Early Bird Elk Endless Chain Eureka Ransom Mine Evaline Evening Star Forest Queen Occurrence Fourteen Occurrence Free Gold Occurrence Frisco Tunnel (Gladstone) George Washington Occurrence Gladstone Gladstone Mine Gold King Mine (Gold King Extension) Poughkeepsie Gulch Sunnyside Extension Mine Gold Dollar - Little Mack Gold King Mill Placer Gold King Occurrence Gold Prince Mine Golden Fleece Graham Mine (Crevice; Kansas City Adits) Great American Occurrence Great Eastern (Silver Wing; Frederica; Monitor; Sioux City) Grivitza; Mountain Eagle; Norman Hesperian Hidden Treasure Independence Indian Chief Kansas City Lark Mine Lead Carbonate Mine London Occurrence Maid of the Mist Mastodon Mine Midway Minnehaha Mine Mocking Bird Mogul Mine Montezuma No. 1 and Plain Streak Occurrence Mountain Queen Mine No Name Mine Oyama Occurrence Palmyra Picket Poughkeepsie Pride of Bonita Queen Anne Occurrence Red and Bonita Occurrence Red Cloud Red Rogers Occurrence Reed Tunnel Rollo Occurrence Rose Ross Basin (Red Rogers; Bonanza; Canandaiqua; Queen Anne; Columbia; Seven Thirty) San Antonio San Juan Queen Sandiago (Treasure Mountain) Scotia Occurrence Serrano Seven-Thirty Occurrence Sewell Occurrence Shenandoah-Dives Mine (Shenandoah Mine) Silver Bay Mine Silver Chord Silver Cloud Occurrence Silver Coin Silver Queen Occurrence Silverton Galtie Boy - Hercules Mine Sixteen-To-One Sound Democrat Star of the West Suprise Occurrence Tempest Occurrence Terry Tunnel Tincup and Gypsy Occurrence Toltec Occurrence Tom Moore Lode Treasure Mountain Gold; Sandiago Tunnel Occurrence Tyrol Uncompahgre Chief Occurrence Union Occurrence Unknown Group (MRDS - 10119237) Unknown Group (MRDS - 10119383) Unknown Group (MRDS - 10119399) Unknown Group (MRDS - 10142828) Unknown Group (MRDS - 10167177) Unknown Group (MRDS - 10167316) Unknown Group (MRDS - 10167320) Unknown Group (MRDS - 10167686) Unknown Group (MRDS - 10240592) Unknown Group (MRDS - 10289155) Unknown Zinc - Silver - Gold - Lead (MRDS - 10167353) Unknown Zinc - Silver - Lead - Gold (MRDS - 10192332) Unknown Zinc (MRDS - 10118706) Unknown Zinc (MRDS - 10118868) Unknown Zinc (MRDS - 10118969) Unknown Zinc (MRDS - 10119239) Unknown Zinc (MRDS - 10119404) Unknown Zinc (MRDS - 10142916) Unknown Zinc (MRDS - 10142952) Unknown Zinc (MRDS - 10143168) Unknown Zinc (MRDS - 10143287) Unknown Zinc (MRDS - 10158833) Unknown Zinc (MRDS - 10159575) Unknown Zinc (MRDS - 10167148) Unknown Zinc (MRDS - 10167178) Unknown Zinc (MRDS - 10167652) Unknown Zinc (MRDS - 10191803) Unknown Zinc (MRDS - 10207407) Unknown Zinc (MRDS - 10215720) Unknown Zinc (MRDS - 10215838) Unknown Zinc (MRDS - 10216423) Unknown Zinc (MRDS - 10264869) Unknown Zinc (MRDS - 10288743) Unknown Zinc (MRDS - 10288754) Unknown Zinc (MRDS - 10288829) Unknown Zinc (MRDS - 10288936) Unknown Zinc (MRDS - 10289120) Unknown Zinc (MRDS - 10289272) Unknown Zinc Occurrence (MRDS - 10119165) Upper Uncompahgre Mines Vermillion Victory - Silver Monarch Occurrence Washington Webster White Crow Occurrence Freda Gladstone Black Hawk; Occidental Gold Hub Occurrence (Yukon Tunnel Ariadne) Graysill Ice Lake Black Diamond Occurrence (2) Burbank Diamond Emma; Oregon and Galena Ensle Tunnel Occurrence Golden Gate Kinney Tunnel (Mineral Slope) Last Hope & Grandview G. (Columbus - Grandview) Lucy (Last Hope; Lake) Unknown Gold (MRDS - 10119144) Unknown Gold (MRDS - 10143156) Unknown Gold (MRDS - 10167730) Unknown Gold (MRDS - 10240337) Unknown Gold (MRDS - 10288685) Unknown Gold (MRDS - 10289355) Unknown Gold Occurrence (MRDS - 10167323) Unknown Gold Occurrence (MRDS - 10264473) Unknown Lead (MRDS - 10143432) Unknown Lead (MRDS - 10143435) Unknown Lead (MRDS - 10289424) Unknown Silver - Gold Occurrence (MRDS - 10018549) Unknown Silver - Gold Occurrence (MRDS - 10018550) Unknown Silver - Gold Occurrence (MRDS - 10018551) Unknown Silver (MRDS - 10192183) Unknown Zinc (MRDS - 10143265) Waco Ice Lake - Clear Lake Alto Juan Occurrence Imogene Joe and John Occurrence Lake Como Lime Creek Little Dora Mine Lower Browns Gulch Mineral Creek Bog Iron Deposit (Silverton Bog Iron Deposit) Mineral Point Annie Crooke Occurrence Annie Wood British Queen Occurrence Engineer Mtn Grand Veiw Occurrence Lucky Jack Occurrence Mammoth San Juan Chief and Bill Young Mines Syracuse Pride Unknown Zinc (MRDS - 10143039) Unknown Zinc (MRDS - 10192358) Minnesota Gulch Pearl lode Minnie Gulch Needleton Area Sally Bowman Mine (Morse; MS 11512; Patented Claims: Sallie Bowman; MS 11511) Ophir Twentieth Century Claim Palmetto Mine Polar Star Mine Putnam Basin Red Mountain District Andrus Mine Big Colorado Occurrence Boston Camp Robber prospect Carbon Lake Congress Mine Conyer Crevice Dawn of Day (Sunshine) Ezra R Occurrence First Chance Genesee Mine (Genesee-Vanderbilt Mine) Gold Thread Henrietta Mine (Lark) Hidden Treasure and Gold Finch Occurrence Joby Mine Livingstone Tunnel Longfellow Mine Lower Porphyry Gulch (1) Lower Porphyry Gulch (2) Magnet Magnolia Occurrence Mineral Basin Natalie Occident Tunnel Occurrence Omaha Plain Streak Porphyry Basin (Unknown) Red Mountain Red Mountain Pass Bullion King Mine San Antonio Mine Koehler Tunnel Silver Crown Silver Ledge Silverton Kittimac Mine St. Paul Sunshine Tantallon Tungsten U. S. Basin Unknown Copper (MRDS - 10264888) Unknown Gold (MRDS - 10142860) Unknown Gold (MRDS - 10143567) Unknown Gold (MRDS - 10167283) Unknown Gold (MRDS - 10167392) Unknown Gold (MRDS - 10215769) Unknown Gold (MRDS - 10240132) Unknown Gold (MRDS - 10289098) Unknown Group (MRDS - 10119197) Unknown Group (MRDS - 10216117) Unknown Group (MRDS - 10240612) Unknown Group (MRDS - 10264634) Unknown Group (MRDS - 10289365) Unknown Silver (MRDS - 10167774) Unknown Zinc (MRDS - 10119089) Unknown Zinc (MRDS - 10119405) Unknown Zinc (MRDS - 10142898) Unknown Zinc (MRDS - 10143195) Unknown Zinc (MRDS - 10167768) Unknown Zinc (MRDS - 10191620) Unknown Zinc (MRDS - 10192173) Unknown Zinc (MRDS - 10192286) Unknown Zinc (MRDS - 10215850) Unknown Zinc (MRDS - 10215926) Unknown Zinc (MRDS - 10216090) Unknown Zinc (MRDS - 10216438) Unknown Zinc (MRDS - 10240219) Unknown Zinc (MRDS - 10256781) Unknown Zinc (MRDS - 10264904) Unknown Zinc (MRDS - 10264969) Unknown Zinc (MRDS - 10265060) Unknown Zinc (MRDS - 10289291) Unknown Zinc Occurrence (MRDS - 10191938) Upper Mill Creek (Unknown) Winge Tunnel Rolling Mountain Silverton District Alice Cary lode Howardsville American Tunnel mine (Gold King Mine) Eureka Gulch Kendall Mountain Maggie Gulch Ruby mine Sunnyside Mine (American Tunnel; Mogul Mine; Washington Mine; Belle Creole; Gold Prince; Brenneman Mine; Sunnyside Mine Group) Yukon Mine Mike Mine New York City lode Poughkeepsie Gulch Acapulco Occurrence (Acapulca Occurrence) Alaska mine Gladiator Mine Old Lout Mine Saxon Mine Sultan Mt. North Star Mine (Sultan Mine) Yankee Girl Mine Prospector Lode Round Mountain Mine Silver Lake Mine Silverton Anvil Mountain Brobdignag Mine Mystery Lode Unnamed prospect Zuni Mine (Zuñi Mine) Arrastra Gulch (Arrastra Basin) Little Giant Peak Little Giant Mine Brown's Gulch Brooklyn Mine Growler Mine Cement Creek Adams Mine (Adams Tunnel Mine) Anglo-Saxon Mine Chattanooga Mine Cunningham Gulch Green Mountain Mine Keystone mine Osceola Mine Pride of the West Mine Unnamed prospect Galena Mt. Gary Owen Mine Neigold claim Galena Queen Mine (Silver Pitcher) Genoa Claim Hematite Gulch Rochester mine Little Giant Basin Gold Lake Mine Minnie Gulch Unnamed prospect North Pole Mine South Mineral Creek Bandora Mine (Esmeralda Claims; Little Todd vein) Cascade Creek area Whale Mine Snowdon Peak Area Unnamed Silver - Lead - Copper Prospects (MRDS - 10094665) Spanish King Stibnite No. 1 Claim Unknown Gold (MRDS - 10119159) Unknown Gold (MRDS - 10143031) Unknown Gold (MRDS - 10143170) Unknown Gold (MRDS - 10167732) Unknown Gold (MRDS - 10192087) Unknown Gold (MRDS - 10215894) Unknown Gold (MRDS - 10216251) Unknown Gold (MRDS - 10216329) Unknown Gold (MRDS - 10240071) Unknown Gold (MRDS - 10289077) Unknown Gold Occurrence (MRDS - 10118819) Unknown Gold Occurrence (MRDS - 10167779) Unknown Gold Occurrence (MRDS - 10289196) Unknown Graphite Occurrence (MRDS - 10167787) Unknown Group (MRDS - 10191614) Unknown Lead (MRDS - 10143171) Unknown Lead (MRDS - 10167827) Unknown Lead (MRDS - 10288853) Unknown Lead (MRDS - 10289257) Unknown Lead (MRDS - 10304767) Unknown Molybdenum Occurrence (MRDS - 10015974) Unknown Molybdenum Occurrence (MRDS - 10018547) Unknown Molybdenum Occurrence (MRDS - 10018651) Unknown Molybdenum Occurrence (MRDS - 10118971) Unknown Molybdenum Occurrence (MRDS - 10215953) Unknown Molybdenum Occurrence (MRDS - 10216300) Unknown Silver - Gold Occurrence (MRDS - 10015976) Unknown Silver (MRDS - 10118756) Unknown Silver (MRDS - 10216007) Unknown Silver (MRDS - 10216026) Unknown Silver (MRDS - 10240143) Unknown Stone - Crushed/Broken (MRDS - 10108429) Unknown Vanadium - Uranium Occurrence (MRDS - 10015950) Unknown Zinc (MRDS - 10118714) Unknown Zinc (MRDS - 10167786) Unknown Zinc (MRDS - 10191862) Unknown Zinc (MRDS - 10216498) Upper Uncompahgre Silver Link Vallecito Creek Zinc - King Mine

The above list contains all mineral locality references listed on mindat.org. This does not claim to be a complete list. If you know of more minerals from this site, please register so you can add to our database!

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