Chaffee Co., Colorado, USA

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


Mineral List:

Acanthite Ag   2 S Reference: [Minerals of Colorado (1997) E.B. Eckels] Actinolite ☐Ca   2 (Mg,Fe 2+   )   5 (Si   8 O   22 )(OH)   2 Description: Actinolite after diopside (uralite), crystals 2.4 cm long. Colorado School of Mines Geology Museum, specimen #TM 50188; C.E. Raines, photo. Reference: [Minerals of Colorado, photo 2, 1997, Edwin B. Eckel; Rocks & Min.: 22:16.] Calumet Mine (Calumet; Calumet No. 2; Hecla; Hecla No. 2; Calumet Iron Mine; Calumet-Hecla-Smithville Magnetite Deposit; Patented Placer Claims: Calumet; Hecla-Williamson; Smithville No. 2; CF&I Company Mine), Turret District, Chaffee Co., Colorado, USA © Dan Weinrich 'Adularia' KAlSi   3 O   8 Reference: [Minerals of Colorado (1997) E.B. Eckels] Aeschynite-(Y) (Y,Ca,Fe,Th)(Ti,Nb)   2 (O,OH)   6 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Clora May Mine (Mina Blanca; Clara May Lode), Trout Creek Pass pegmatite District, Buena Vista, Chaffee Co., Colorado, USA   Aikinite PbCuBiS   3 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Albite Na[AlSi   3 O   8 ] Reference: [Minerals of Colorado (1997) Eckels, E. B.] Albite var: Andesine (Na,Ca)[Al(Si,Al)Si   2 O   8 ] Reference: [Minerals of Colorado (1997) E.B. Eckels] 'Albite-Anorthite Series' Reference: [Pearl, 1958. Colorado Gem Trails & Mineral Guide] 'Allanite' Reference: [Minerals of Colorado (1997) Eckels, E. B.] Allanite-(Ce) {CaCe}{Al   2 Fe 2+   }[O|OH|SiO   4 |Si   2 O   7 ] Reference: [Rocks & Min.: 64: 471.] Crystal No. 8 Mine (Luella Mine), Trout Creek Pass pegmatite District, Buena Vista, Chaffee Co., Colorado, USA   Almandine Fe 2+ 3 Al   2 [SiO   4 ]   3 Habit: Dodecahedrons 10cm Description: Almandine on chlorite schist, crystal 4.0 cm across. Colorado School of Mines Geology Museum, specimen #TM 370C:1:3; C.E. Raines, photo. Reference: ["Minerals of Colorado, updated & revised", photo 4, by Eckel, Edwin B., 1997; Rocks & Min.: 17:204.; Mineralogical Record (2001) 32:245] Sedalia Mine (Jackpot Adit; Adits Nos. 1-3; Dewey Adit; Sedalia Copper Mine), Sedalia District, Chaffee Co., Colorado, USA © 2003 John H. Betts Altaite PbTe Reference: [Minerals of Colorado (1997) Eckels, E. B.] 'Amphibole Group' Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Amphibole Group var: Uralite Reference: [Collectively: Behre, et al (1936); Dana 6:1089; Rocks & Min.:58:153-155.] Turret District, Chaffee Co., Colorado, USA © 2002 John H. Betts Anatase TiO   2 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Andalusite Al   2 [O|SiO   4 ] Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] Andradite Ca   3 Fe 3+ 2 [SiO   4 ]   3 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Anglesite PbSO   4 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Ankerite Ca(Fe 2+   ,Mg,Mn 2+   )(CO   3 )   2 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Anorthite var: Bytownite (Ca,Na)[Al(Al,Si)Si   2 O   8 ] Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Anorthite var: Labradorite (Ca,Na)[Al(Al,Si)Si   2 O   8 ] Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Anthophyllite ☐[Mg   2 ][Mg   5 ][(OH)   2 |Si   8 O   22 ] Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Antlerite Cu   3 [(OH)   4 |SO   4 ] Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] 'Apatite' Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] Apatite-(CaF) Ca   5 [F|(PO   4 )   3 ] Reference: [Minerals of Colorado (1997) Eckels, E. B.] Arseniosiderite Ca   2 Fe 3+ 3 [O   2 |(AsO   4 )   3 ] · 3H   2 O Reference: [Minerals of Colorado (1997) Eckels, E. B.] Arsenolite As   2 O   3 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Arsenopyrite FeAsS - (Fe   0.90 Co   0.10 )AsS Reference: [Minerals of Colorado (1997) E.B. Eckels] 'Asbestos' Reference: [Minerals of Colorado (1997) Eckels, E. B.] Augite (Ca,Na)(Mg,Fe 2+   ,Al,Fe 3+   ,Ti)[(Si,Al)   2 O   6 ] Reference: [Collectively: Behre, et al (1936); Dana 6:1089; Rocks & Min.:58:153-155.] Aurichalcite (Zn,Cu)   5 [(OH)   3 |CO   3 ]   2 Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Azurite Cu   3 [OH|CO   3 ]   2 Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Bariopharmacosiderite BaFe 3+ 4 [(OH)   5 |(AsO   4 )   3 ] · 5H   2 O Reference: [Minerals of Colorado (1997) Eckels, E. B.] Baryte BaSO   4 Reference: [Minerals of Colorado (1997) E.B. Eckels] Bazzite Be   3 Sc   2 Si   6 O   18 Reference: [Min Rec 18: 360n, bazzite on bertrandite] Mt Antero, Chaffee Co., Colorado, USA © SMS 2006 Bertrandite Be   4 [(OH)   2 |Si   2 O   7 ] Reference: [Min Rec 18: 360n, bazzite on bertrandite] Mt Antero, Chaffee Co., Colorado, USA © SMS 2006 Beryl Be   3 Al   2 Si   6 O   18 Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] Chaffee Co., Colorado, USA © Andrew Tuma Beryl var: Aquamarine Be   3 Al   2 Si   6 O   18 Reference: [Colorado Central Magazine 30:13 (1996)] Mt Antero, Chaffee Co., Colorado, USA © J.Ralph Beryl var: Goshenite Reference: [Colorado Central Magazine 30:13 (1996)] β-Uranophane Ca(UO   2 )   2 [HSiO   4 ]   2 · 5H   2 O Reference: [Minerals of Colorado (1997) Eckels, E. B.] Biotite Reference: [Min Rec (1979) 10:339-346] Bismuth Bi Reference: [Minerals of Colorado (1997) Eckels, E. B.] Bismuthinite Bi   2 S   3 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Bismutite (BiO)   2 CO   3 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Bornite Cu   5 FeS   4 Reference: [Minerals of Colorado (1997) E.B. Eckels] Brannerite (U 4+   ,Ca)(Ti,Fe 3+   )   2 O   6 Reference: [Minerals of Colorado (1997) Eckels, E. B.] California Mine, Upper Browns Creek area, Nathrop, Chaffee Co., Colorado, USA   Brochantite Cu   4 [(OH)   6 |SO   4 ] Reference: [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: 543.] Burkeite Na   6 CO   3 (SO   4 )   2 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Calcite CaCO   3 Reference: [Minerals of Colorado (1997) E.B. Eckels] Madonna Mine, Monarch District, Chaffee Co., Colorado, USA © Alan Goldstein Cassiterite SnO   2 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Cerussite PbCO   3 Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Chalcanthite CuSO   4 ·5H   2 O Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] 'Chalcedony' Reference: [Minerals of Colorado (1997) E.B. Eckels] Chalcocite Cu   2 S Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Chalcopyrite CuFeS   2 Reference: [Collectively: Behre, et al (1936); Dana 6:1089; Rocks & Min.:58:153-155.] 'Chevkinite' (Ca,Ce,Th)   4 (Fe,Mn)   2 (Ti,Fe)   3 Si   4 O   22 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Chlorargyrite AgCl Reference: [Rocks & Min.:65:58.] 'Chlorite Group' Reference: [Minerals of Colorado (1997) Eckels, E. B.] Chrysocolla (Cu,Al)   2 H   2 Si   2 O   5 (OH)   4 ·nH   2 O Reference: [Minerals of Colorado (1997) Eckels, E. B.] 'Chrysoprase' ? Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] 'Clay' Reference: [Minerals of Colorado (1997) Eckels, E. B.] Clinochlore ? (Mg,Fe 2+   )   5 Al[(OH)   8 |AlSi   3 O   10 ] Reference: [Minerals of Colorado (1997) Eckels, E. B.] Clinohumite (Mg,Fe 2+   )   9 [(F,OH)   2 |(SiO   4 )   4 ] Reference: [Minerals of Colorado (1997) Eckels, E. B.] Clinozoisite {Ca   2 }{Al   3 }[O|OH|SiO   4 |Si   2 O   7 ] Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Columbite (Fe,Mn)(Nb,Ta)   2 O   6 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Columbite-(Mn) (Mn,Fe)(Nb,Ta)   2 O   6 Reference: [Minerals of Colorado (1997) E.B. Eckels] 'Columbite-Tantalite' Reference: [Meeves, H., et al (1966), Reconnaissance of beryllium-bearing pegmatite deposits in six western states, US Bur. Mines Info. Circ. 8298: 23 (Table A-1).] Copper Cu Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] 'Copper Stain' Reference: [Minerals of Colorado (1997) Eckels, E. B.] Cordierite (Mg,Fe)   2 Al   4 Si   5 O   18 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Corundum Al   2 O   3 Reference: [Pearl, 1958. Colorado Gem Trails & Mineral Guide] Corundum var: Sapphire Al   2 O   3 Reference: [Collectively: Behre, et al (1936); Dana 6:1089; Rocks & Min.:58:153-155.] Calumet Mine (Calumet; Calumet No. 2; Hecla; Hecla No. 2; Calumet Iron Mine; Calumet-Hecla-Smithville Magnetite Deposit; Patented Placer Claims: Calumet; Hecla-Williamson; Smithville No. 2; CF&I Company Mine), Turret District, Chaffee Co., Colorado, USA   Covellite CuS Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] Cristobalite SiO   2 Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Cummingtonite [ ][Mg   2 ][Mg   5 ][(OH)   2 |Si   8 O   22 ] Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Cuprite Cu   2 O Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Cuprotungstite Cu   2 [(OH)   2 |WO   4 ] Reference: [Minerals of Colorado (1997) Eckels, E. B.] Descloizite Pb(Zn,Cu)[OH|VO   4 ] Reference: [Rocks & Minerals 81:356-361] Diopside CaMg[Si   2 O   6 ] Reference: [Collectively: Behre, et al (1936); Dana 6:1089; Rocks & Min.:58:153-155.] Calumet Mine (Calumet; Calumet No. 2; Hecla; Hecla No. 2; Calumet Iron Mine; Calumet-Hecla-Smithville Magnetite Deposit; Patented Placer Claims: Calumet; Hecla-Williamson; Smithville No. 2; CF&I Company Mine), Turret District, Chaffee Co., Colorado, USA © J. Wingard Dolomite CaMg(CO   3 )   2 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Dolomite var: Ferroan Dolomite Reference: [] Dravite [Na][Mg   3 ][Al   6 ][(OH)   3 |OH|(BO   3 )   3 |Si   6 O   18 ] Reference: [Minerals of Colorado (1997) Eckels, E. B.] Emplectite CuBiS   2 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Epidote {Ca   2 }{Al   2 Fe 3+   }[O|OH|SiO   4 |Si   2 O   7 ] Reference: [Rocks & Min.: 22:16.] Calumet Mine (Calumet; Calumet No. 2; Hecla; Hecla No. 2; Calumet Iron Mine; Calumet-Hecla-Smithville Magnetite Deposit; Patented Placer Claims: Calumet; Hecla-Williamson; Smithville No. 2; CF&I Company Mine), Turret District, Chaffee Co., Colorado, USA © 2001 John H. Betts Euxenite-(Y) (Y,Ca,Ce,U,Th)(Nb,Ta,Ti)   2 O   6 Reference: [Pearl, 1958. Colorado Gem Trails & Mineral Guide] Yard Mine, Trout Creek Pass Pegmatite District, Buena Vista, Chaffee Co., Colorado, USA   'Feldspar Group' Reference: [Minerals of Colorado (1997) Eckel, E. B.] Ferberite FeWO   4 Reference: [Minerals of Colorado (1997) Eckels, E. B.] 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] Mt Antero, Chaffee Co., Colorado, USA © Rob ++++++++ Fourmarierite ? PbU   4 O   13 ·4H   2 O Reference: [Minerals of Colorado (1997) Eckels, E. B.] 'Gadolinite' Reference: [Minerals of Colorado (1997) Eckels, E. B.] Mt Antero, Chaffee Co., Colorado, USA © Jim Hall 2009 Gadolinite-(Y) Y   2 Fe 2+   Be   2 [O|SiO   4 ]   2 Reference: [Rocks & Min.: 64: 471.] Clora May Mine (Mina Blanca; Clara May Lode), Trout Creek Pass pegmatite District, Buena Vista, Chaffee Co., Colorado, USA   Gahnite ZnAl   2 O   4 Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Galena PbS Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] Galena var: Auriferous Galena Reference: [] 'Garnet Group' X   3 Z   2 (TO   4 )   3 (X = Ca, Fe, etc·, Z = Al, Cr, etc·, T = Si, As, V) Reference: [Meeves, H., et al (1966), Reconnaissance of beryllium-bearing pegmatite deposits in six western states, US Bur. Mines Info. Circ. 8298: 23 (Table A-1).; Pearl, 1958. Colorado Gem Trails & Mineral Guide] Gedrite ☐[Mg   2 ][Mg   3 Al   2 ][(OH)   2 |Al   2 Si   6 O   22 ] Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Glaucophane ? [ ][Na   2 ][Mg   3 Al   2 ][(OH)   2 |Si   8 O   22 ] Reference: [Minerals of Colorado (1997) Eckels, E. B.] Goethite α-Fe 3+   O(OH) Reference: [Min Rec (1979) 10:339-346] Madonna Mine, Monarch District, Chaffee Co., Colorado, USA © Alan Goldstein Gold Au Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] Goslarite ZnSO   4 ·7H   2 O Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Graphite C Reference: [Pearl, 1958. Colorado Gem Trails & Mineral Guide] Grossular Ca   3 Al   2 [SiO   4 ]   3 Reference: [Collectively: Behre, et al (1936); Dana 6:1089; Rocks & Min.:58:153-155.] Chaffee Co., Colorado, USA © J. Wingard Grossular var: Hessonite Reference: [Pearl, 1958. Colorado Gem Trails & Mineral Guide] Calumet Mine (Calumet; Calumet No. 2; Hecla; Hecla No. 2; Calumet Iron Mine; Calumet-Hecla-Smithville Magnetite Deposit; Patented Placer Claims: Calumet; Hecla-Williamson; Smithville No. 2; CF&I Company Mine), Turret District, Chaffee Co., Colorado, USA © Jim Hall 2009 Gypsum Ca[SO   4 ] · 2H   2 O Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] Halite NaCl Reference: [Minerals of Colorado (1997) Eckel, E. B.] Hematite Fe   2 O   3 Reference: [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: 561; Minerals of Colorado (1997) Eckel, E. B.] Ruby Mountain, Nathrop, Chaffee Co., Colorado, USA © SMS 2008 Hematite var: Martite Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] Hemimorphite Zn   4 [(OH)   2 |Si   2 O   7 ] · H   2 O Reference: [The Oxidized Zinc Ores of Leadville Colorado, G. F. Loughlin, 1918] Madonna Mine, Monarch District, Chaffee Co., Colorado, USA © Alan Goldstein Hercynite FeAl   2 O   4 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Högbomite (Mg,Fe)   2 (Al,Ti)   5 O   10 Reference: [Minerals of Colorado (1997) Eckels, E. B.] 'Hornblende' Reference: [Minerals of Colorado (1997) Eckel, E. B.] Clora May Mine (Mina Blanca; Clara May Lode), Trout Creek Pass pegmatite District, Buena Vista, Chaffee Co., Colorado, USA   Hübnerite MnWO   4 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Hydrozincite Zn   5 [(OH)   3 |CO   3 ]   2 Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Hypersthene (Fe,Mg)SiO   3 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Ilmenite Fe 2+   TiO   3 Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Calumet Mine (Calumet; Calumet No. 2; Hecla; Hecla No. 2; Calumet Iron Mine; Calumet-Hecla-Smithville Magnetite Deposit; Patented Placer Claims: Calumet; Hecla-Williamson; Smithville No. 2; CF&I Company Mine), Turret District, Chaffee Co., Colorado, USA © Martins da Pedra Jarosite KFe 3+     3 [(OH)   3 |SO   4 ]   2 Description: Occurs as brilliant crystals in seams and cavities of siliceous limonite and hematite. Reference: [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: 561.] Kaolinite Al   2 Si   2 O   5 (OH)   4 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Kasolite Pb(UO   2 )[SiO   4 ] · H   2 O Reference: [Minerals of Colorado (1997) Eckels, E. B.] 'K Feldspar' Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] Kogarkoite Na   3 [F|SO   4 ] Reference: [Bull. Soc. Franç. Minéralo. Cristallo. , 1974, 97, p. 506.] Kyanite Al   2 [O|SiO   4 ] Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Laumontite CaAl   2 Si   4 O   12 ·4H   2 O Reference: [Minerals of Colorado (1997) Eckels, E. B.] Leucoxene Reference: [Minerals of Colorado (1997) Eckels, E. B.] Limonite FeO(OH)·nH   2 O Reference: [Minerals of Colorado (1997) E.B. Eckels] Linarite PbCu[(OH)   2 |SO   4 ] Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Lizardite Mg   3 [(OH)   4 |Si   2 O   5 ] Reference: [Minerals of Colorado (1997) E.B. Eckels] Magnesiohornblende ☐[Ca   2 ][Mg   4 Al][(OH)   2 |AlSi   7 O   22 ] Reference: [Minerals of Colorado (1997) Eckels, E. B.] Magnesite MgCO   3 Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] Magnetite Fe 2+   Fe 3+ 2 O   4 Reference: [Min Rec (1979) 10:339-346] Calumet Mine (Calumet; Calumet No. 2; Hecla; Hecla No. 2; Calumet Iron Mine; Calumet-Hecla-Smithville Magnetite Deposit; Patented Placer Claims: Calumet; Hecla-Williamson; Smithville No. 2; CF&I Company Mine), Turret District, Chaffee Co., Colorado, USA © Dan Weinrich Malachite Cu   2 [(OH)   2 |CO   3 ] Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] Madonna Mine, Monarch District, Chaffee Co., Colorado, USA © Alan Goldstein Manganite Mn 3+   O(OH) Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] Melanterite FeSO   4 ·7H   2 O Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] 'Mica Group' Reference: [Collectively: Behre, et al (1936); Dana 6:1089; Rocks & Min.:58:153-155.] Microcline K[AlSi   3 O   8 ] Reference: [Minerals of Colorado (1997) Eckels, E. B.] Mt Antero, Chaffee Co., Colorado, USA © 2001 John H. Betts Microlite (Ca,Na)   2 Ta   2 O   6 (O,OH,F) Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] Mimetite Pb   5 [Cl|(AsO   4 )   3 ] Reference: [Minerals of Colorado (1997) E.B. Eckels] Molybdenite MoS   2 Reference: [Minerals of Colorado (1997) Eckels, E. B.] California Mine, Upper Browns Creek area, Nathrop, Chaffee Co., Colorado, USA © Dan Weinrich Molybdite MoO   3 Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] 'Monazite' Reference: [Minerals of Colorado (1997) Eckels, E. B.] Monazite-(Ce) (Ce,La,Nd,Th)PO   4 Reference: [Rocks & Min.: 64: 471.] Yard Mine, Trout Creek Pass Pegmatite District, Buena Vista, Chaffee Co., Colorado, USA   Montmorillonite (Na,Ca)   0.33 (Al,Mg)   2 Si   4 O   10 (OH)   2 ·nH   2 O Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] Muscovite KAl   2 [(OH)   2 |AlSi   3 O   10 ] Reference: [Min Rec (1979) 10:339-346] Mt Antero, Chaffee Co., Colorado, USA © 2003 John H. Betts Muscovite var: Fuchsite K(Al,Cr)   3 Si   3 O   10 (OH)   2 Reference: [Minerals of Colorado (1997) E.B. Eckels] 'Olivine' (Mg,Fe 2+   )   2 [SiO   4 ] Reference: [Minerals of Colorado (1997) Eckels, E. B.] Opal SiO   2 ·nH   2 O Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Opal var: Opal-AN SiO   2 ·nH   2 O Reference: [Minerals of Colorado (1997) E.B. Eckels] Orthoclase K[AlSi   3 O   8 ] Reference: [Minerals of Colorado (1997) Eckels, E. B.] 'Perthite' Reference: [Minerals of Colorado (1997) Eckels, E. B.] Phenakite Be   2 [SiO   4 ] Reference: [MinRec 2:102, 10:340-346, 24:222] Chaffee Co., Colorado, USA © Michael C. Roarke 'Phillipsite' Reference: [Minerals of Colorado (1997) Eckel, E. B.] Phlogopite KMg   3 [(OH,F)   2 |AlSi   3 O   10 ] Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Platinum ? Pt Reference: [Minerals of Colorado (1997) E.B. Eckels] Plumbojarosite PbFe 3+ 6 [(OH)   3 |SO   4 ]   4 Reference: [Minerals of Colorado (1997) E.B. Eckels] Polybasite [(Ag,Cu)   6 (Sb,As)   2 S   7 ][Ag   9 CuS   4 ] Reference: [Minerals of Colorado (1997) Eckels, E. B.] Polycrase-(Y) (Y,U)(Ti,Nb)   2 O   6 Reference: [Rocks & Min.: 64: 471.] Crystal No. 8 Mine (Luella Mine), Trout Creek Pass pegmatite District, Buena Vista, Chaffee Co., Colorado, USA   Pseudobrookite Fe   2 TiO   5 Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Ruby Mountain, Nathrop, Chaffee Co., Colorado, USA © SMS 2008 'Psilomelane' Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] 'Pumice' Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] Pyrite FeS   2 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Madonna Mine, Monarch District, Chaffee Co., Colorado, USA © Alan Goldstein Pyrolusite MnO   2 Reference: [Minerals of Colorado (1997) E.B. Eckels] Pyromorphite Pb   5 [Cl|(PO   4 )   3 ] Reference: [Rocks & Minerals 81:356-361] Pyrophanite Mn 2+   TiO   3 Reference: [Minerals of Colorado (1997) E.B. Eckels] Pyrophyllite Al   2 Si   4 O   10 (OH)   2 Reference: [Pearl, 1958. Colorado Gem Trails & Mineral Guide; Rocks & Min.: 22:16.] Calumet Mine (Calumet; Calumet No. 2; Hecla; Hecla No. 2; Calumet Iron Mine; Calumet-Hecla-Smithville Magnetite Deposit; Patented Placer Claims: Calumet; Hecla-Williamson; Smithville No. 2; CF&I Company Mine), Turret District, Chaffee Co., Colorado, USA   Pyrrhotite Fe   7 S   8 , (-4M), also given as Fe   1-x S (x = 0 - 0.2) Reference: [Dings, M.G. & Robinson, C.S. (1957), Geology and Ore Deosits of the Garfield Quadrangle, Colorado, USGS PP 289: 82-83.] Quartz SiO   2 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Calumet Mine (Calumet; Calumet No. 2; Hecla; Hecla No. 2; Calumet Iron Mine; Calumet-Hecla-Smithville Magnetite Deposit; Patented Placer Claims: Calumet; Hecla-Williamson; Smithville No. 2; CF&I Company Mine), Turret District, Chaffee Co., Colorado, USA © 2001 John H. Betts Quartz var: Amethyst SiO   2 Reference: [Minerals of Colorado (1997) E.B. Eckels] Quartz var: Chert Reference: [Minerals of Colorado (1997) Eckel, E. B.] Quartz var: Flint Reference: [Minerals of Colorado (1997) E.B. Eckels] Quartz var: Rock Crystal Reference: [Minerals of Colorado (1997) Eckels, E. B.] Quartz var: Rose Quartz Reference: [Minerals of Colorado (1997) E.B. Eckels] Quartz var: Rutilated Quartz Reference: [Pearl, 1958. Colorado Gem Trails & Mineral Guide] Quartz var: Smoky Quartz SiO   2 Reference: [Min Rec (1979) 10:339-346] Mt Antero, Chaffee Co., Colorado, USA © 2001 John H. Betts Rhodochrosite MnCO   3 Reference: [Rocks & Minerals 75:314] Rhodonite MnSiO   3 Reference: [Minerals of Colorado (1997) E.B. Eckels] Romanèchite (Ba,H   2 O)   2 Mn   5 O   10 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Rosasite (Cu,Zn)   2 [(OH)   2 |CO   3 ] Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Rutile TiO   2 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Rutile var: Ilmenorutile Fe   x (Nb,Ta)   2x ·4Ti   1-x O   2 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Rutile var: Strüverite (Ti,Ta,Fe)O   2 Reference: [Minerals of Colorado (1997) E.B. Eckels] Samarskite-(Y) (Y,Fe 3+   ,Fe 2+   ,U,Th,Ca)   2 (Nb,Ta)   2 O   8 Reference: [Minerals of Colorado (1997) E.B. Eckels] Sanidine K[AlSi   3 O   8 ] Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] 'Scapolite' Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Scapolite var: Wernerite Reference: [Collectively: Behre, et al (1936); Dana 6:1089; Rocks & Min.:58:153-155.] Scheelite Ca[WO   4 ] Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] Schorl [Na][Fe 2+ 3 ][Al   6 ][(OH)   3 |OH|(BO   3 )   3 |Si   6 O   18 ] Reference: [Minerals of Colorado (1997) Eckels, E. B.] Scorodite Fe 3+   AsO   4 ·2H   2 O Reference: [Minerals of Colorado (1997) Eckels, E. B.] 'Sericite' Reference: [Minerals of Colorado (1997) Eckel, E. B.] 'Serpentine Group' D   2 [Si   2 O   5 ](OH)4 + or - nH   2 O Reference: [Minerals of Colorado (1997) E.B. Eckels] Serpierite Ca(Cu,Zn)   4 (SO   4 )   2 (OH)   6 ·3H   2 O Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Siderite FeCO   3 Reference: [Rocks & Min.:65:59.] Sillimanite Al   2 [O|SiO   4 ] Reference: [Pearl, 1958. Colorado Gem Trails & Mineral Guide] Silver Ag Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Smithsonite ZnCO   3 Reference: [Minerals of Colorado (1997) E.B. Eckels] Spessartine Mn 2+ 3 Al   2 [SiO   4 ]   3 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Ruby Mountain, Nathrop, Chaffee Co., Colorado, USA © Alan Goldstein Sphalerite (Zn,Fe 2+   )S Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] Madonna Mine, Monarch District, Chaffee Co., Colorado, USA © Alan Goldstein Spinel MgAl   2 O   4 Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Staurolite (Fe 2+   ,Mg,Zn)   1.5-2 Al   9 [O   6 |(OH,O)   2 |(SiO   4 )   4 ] Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Stellerite Ca[Al   2 Si   7 O   18 ] · 7H   2 O Reference: [Minerals of Colorado (1997) Eckels, E. B.] Stephanite Ag   5 SbS   4 Reference: [Minerals of Colorado (1997) E.B. Eckels] 'Stilbite' Reference: [Minerals of Colorado (1997) E.B. Eckels] Struvite NH   4 MgPO   4 ·6H   2 O Reference: [Minerals of Colorado (1997) Eckels, E. B.] Sulphur S   8 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Sylvanite ? (Au,Ag)   2 Te   4 Reference: [Minerals of Colorado (1997) E.B. Eckels] Colorado - American Mine (West Vein; Trefone Adit; East Vein; American Shaft; Mill Adit; Branch or Collins Vein), Browns Canyon District, Chaffee Co., Colorado, USA © 2008 Jesse Crawford Talc Mg   3 Si   4 O   10 (OH)   2 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Tantalite (Fe,Mn)(Ta,Nb)   2 O   6 Reference: [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).] Tellurobismuthite Bi   2 Te   3 Reference: [Anthony, Bideaux, Bladh, Nichols: "Handbook of Mineralogy", Vol. 1, 1990] Tennantite (Cu,Ag,Fe,Zn)   12 As   4 S   13 Reference: [Minerals of Colorado (1997) E.B. Eckels] Tenorite CuO Reference: [Minerals of Colorado (1997) E.B. Eckels] Tetradymite Bi   2 Te   2 S Reference: [Minerals of Colorado (1997) E.B. Eckels; Minerals of Colorado (1997) E.B. Eckels] Thorogummite (Th,U)[(OH)   4x |(SiO   4 )   1-x ] Reference: [Minerals of Colorado (1997) E.B. Eckels] Titanite CaTi[O|SiO   4 ] Reference: [Minerals of Colorado (1997) Eckels, E. B.] Topaz Al   2 [(F,OH)   2 |SiO   4 ] Reference: [Minerals of Colorado (1997) Eckels, E. B.] 'Tourmaline' 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: [Pearl, 1958. Colorado Gem Trails & Mineral Guide] Tridymite SiO   2 Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Triplite (Mn 2+   ,Fe 2+   )   2 [(F,OH)|PO   4 ] Reference: [Minerals of Colorado (1997) Eckels, E. B.] Trona Na   3 H(CO   3 )   2 ·2H   2 O Reference: [Minerals of Colorado (1997) Eckel, E. B.] Uraninite UO   2 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, updated & revised", by Eckel, Edwin B., 1997)] 'Wad' Reference: [U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.] Wavellite Al   3 [(OH,F)   3 |(PO   4 )   2 ] · 5H   2 O Reference: [Rocks & Min.: 17:204.] Willemite Zn   2 [SiO   4 ] Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Wolframite (Fe 2+   )WO   4 to (Mn 2+   )WO   4 Reference: [Minerals of Colorado (1997) Eckels, E. B.] Wollastonite Ca[SiO   3 ] Reference: [Minerals of Colorado (1997) Eckels, E. B.] Turret District, Chaffee Co., Colorado, USA © Alan Goldstein Wulfenite Pb[MoO   4 ] Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Xenotime-(Y) YPO   4 Reference: [Pearl, 1958. Colorado Gem Trails & Mineral Guide] Clora May Mine (Mina Blanca; Clara May Lode), Trout Creek Pass pegmatite District, Buena Vista, Chaffee Co., Colorado, USA   Yukonite Ca   3 Fe 3+   [(OH)   3 |(AsO   4 )   2 ] · 5H   2 O Reference: [Minerals of Colorado (1997) Eckels, E. B.] Zircon Zr[SiO   4 ] Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)] Zircon var: Cyrtolite Zr[(SiO   4 ),(OH)   4 ] Reference: [Minerals of Colorado (1997) Eckels, E. B.] Clora May Mine (Mina Blanca; Clara May Lode), Trout Creek Pass pegmatite District, Buena Vista, Chaffee Co., Colorado, USA   Zoisite {Ca   2 }{Al   3 }[O|OH|SiO   4 |Si   2 O   7 ] Reference: [("Minerals of Colorado, updated & revised", by Eckel, Edwin B., 1997)]

232 entries listed. 168 valid minerals.

Localities in this Region:

USA   Colorado Chaffee Co. Alpine District Bald Mountain Big Buck and White Cloud claims Boss Lake Browns Canyon Area Nathrop Area Lower Browns Creek Placer Browns Canyon District Alderman Deposit Arkansas Claim (American Fluorspar Mine; Bapp Mine) Bancroft Incline Blue Stone Deposit Browns Canyon (Dostal Mine) Chimney Hill Mine (Morgan Ranch Deposits; Manganese Hill) Colorado - American Mine (West Vein; Trefone Adit; East Vein; American Shaft; Mill Adit; Branch or Collins Vein) Colorado Fluorspar Company Mine Commercial Minerals Inc. Condor Curly Lee Shaft Fluorspar Syndicate Hill Top Jack Rabbit Group Joe Robesnick Last Chance Mine (Lower Adit; Kramer Mine; Adit No. 1; Adit No. 2) Lionell Occurrence Manganese Occurrence (MRDS - 10018346) Poncha Springs Lloyd & Delay adit Puzzle mine Snowflake Deposit Unnamed Fluorspar Deposit (MRDS - 10013780) Unnamed Fluorspar Deposit (MRDS - 10013781) Unnamed Fluorspar Deposit (MRDS - 10087834) White King Deposit Wonder Lode Buena Vista Picuris Placer Mine Trout Creek Pass pegmatite District Abe Lincoln No. 2 occurrence Clora May Mine (Mina Blanca; Clara May Lode) Crystal No. 8 Mine (Luella Mine) Iron Chest Mine Lower Surry Quarry Luella Pegmatite Mizpah Gold Mine Newett Quarries Northern View (Rose of Sharon) Tie Gulch Pegmatite Trout Creek No. 2 mine Tung Ash Mine Unidentified Monazite Occurrence (MRDS - 10018145) Unidentified Monazite Occurrence (MRDS - 10018146) Unidentified Rare Earth Occurrence (MRDS - 10094767) Yard Mine Buffalo Peaks Chaffee County Fluorspar Mine Chalk Creek District Chalk Cliffs Chalk Creek Canyon Hortense Hot Spring Mary Murphy Mine Mount Princeton Hot Spring Cinderella Cleora District Aksarben Ben Boyer Claim Ben Hill Mine Black Beauty Deposit (Crater Deposit) Bonus Extension Mine Bowen C. J. List Calcium (MRDS - 10238479) Cleora No. 2 Prospect Colorado Granite Copper King Lode Cottonwood Creek Magnetite Deposit Crystal Placer Federal Fluorspar Inc. Grand View Mine Gypse Queen Mine Hub Tunnels Occurrence Magnuson & Son Calcium Plant Marvel Occurrence Mount Cross Granite Mount Princeton Mute Lode Prospect North Star Claim Polly No. 4 R. D. H. Mill Rose Pink Saddle Claim Sage Claim Salida Granite Stewart Mine Stockton Mine (Gertrude Vein) Uncle Andy Prospect Unknown Marble - Dimension Occurrence (MRDS - 10017008) Unknown Stone - Crushed/Broken Occurrence (MRDS - 10017009) Unnamed Manganese Deposit (MRDS - 10013768) Unnamed Manganese Deposit (MRDS - 10087826) Unnamed Manganese Deposit (MRDS - 10090938) Walter Higham Mine Warner Granite Wellsville Prospect (Iron Mountain) Whispering Pine Winnie Claims Cottonwood Creek Cottonwood District Cumberland Pass Doctor Free Gold (?) District Buena Vista Area Annie C Be True Big Chief Tunnel Blakes Wonder Placer Buena Vista Occurrence Doris Ruby Group Eureka Mountain Lienhart Mine Little Annie Mary A Claims Quaker Speedy Mine Sunset Shaft Tamarack Occurrence Tom Collins Unidentified Arkansas River Placer Deposit (MRDS - 10091455) Unknown Clay Occurrence (MRDS - 10018165) Wapaca Occurrence Yellow Bird Futurity Golden Calf Granite District Aztec Bell of Granite Betsy Buck Clear Creek Reservoir Area Clear Creek Placers Unnamed Arkansas River Placer Deposits (MRDS - 10091429) Driscoll Elco Placer Eleven O'clock Florence Extension Franklin Gold Basin Gold Bottom Placer Golden Cache Good Hope H and H Hayden Placer Hyoraulic Independent International Little Troy Lost Canyon Lost Canyon Placer Deposits Majenta New Year Pantle Penn Nevada Dredge Raeanna Spring Tiger Lilly Trafalgar Twin Lakes Area Cache Creek Park Cache Creek Park Placers (Cache Creek Hydraulic Cut) Flume Creek Occurrence Gold Run Gulch Placer Unnamed Placer Deposit (MRDS - 10018283) Columbine Edna May Hope Mountain Occurrence Kosmon Molybdenum Lode Occurrence (MRDS - 10018252) Practical Gold Mining Rocky Point Savage Placer Wagner Claims Washburn - Elser Occurrence Unidentified Gold Placer (MRDS - 10018349) Unidentified Gold Placer (MRDS - 10094768) Unnamed Arkansas River Placer Deposit (MRDS - 10018350) Unnamed Arkansas River Placer Deposits (MRDS - 10018011) Unnamed Lower Arkansas River Placer Deposit (MRDS - 10091451) US Gold Suction Dredge Washington Young America Placer Iron Arrow Mine K O Kismuth Mine La Plata District (Winfield District) Banker Mine Clear Creek Occurrence Douglas Platt Prospect Fortune Last Dollar Prospect Little Guy Mine Middle Mountain Complex Middle Mountain Prospect Mike Rabbit Prospect North Point (Eastern Star; Unitah Lode Occurrence) Rockdale Mine Sea Chest Occurrence (Glinka) Swiss Boy (Silver Crop Occurrence) Tasmania Unknown Molybdenum Occurrence (MRDS - 10018285) Uranus Mine Winfield Peak Prospect Lady Luck Nos. 1-5 (Everet Nos. 1-17) Lincoln District (Lincoln Gulch District; Ruby District) Bwlchgoch Mine Detroit Mine Mt. Ewing Occurrence Marshall Pass District D and J McNasser Gulch Monarch Contact Monarch District Alaska Mine Alie Belle Alpha and Beta Alpine No. One Anna Huffman Claims April Fool Mine Atlas Group Baal Beck Ben Bolts Paymaster Black Hawk Black Tiger Mine Bon Ton Mine Bonnie Belle Mine Boss Lake Brighton Mine Buckhorn Tun Burton Cindarella No. 7 claim Cinderella South Mine Clinton Mine Colorado Gold Mining Columbus Mine Copper King Cree Camp D. A. Moore Mason Occurrence Darling Mine Delaware Desdemona DMD Occurrence Dumpite Elkington Mine Elmer McMurray Fairplay Mine Fairview Flora Bell Forward Gold Mining Fraction Mine French Garfield Columbus Gulch Hercules Mine Monarch Hill Evening Star Mine Ingersoll Mine Taylor Gulch Garfield Mine Indianapolis Mine Garfield Quarry Geneva Claim (1) Geneva Claim (2) Giant Eclipse Gladstone Mine Golden Age Mine Grand Duke Great Monarch Mine Greens Gulch Hawkeye Mine Hawkeye No. 1 Hawkeye No. 2 Hawkeye No. 3 Highland Claim Holy Water Mine Huffman Copper Deposit Irishwood Esther Iron Duke Jasper Mine Jewel Tunnel & Mining Company Occurrence Josephine No. 1 Lachaw Mine Last Chance Mine Lehigh Lilly Mine Little Charm Mine Little Wonder Mine Longfellow Claim Lucky Mine Madonna Mine Major Mine Maple Leaf Mason Mine Matilda Missouri Boy Mine Missouri Hill Monarch Eclipse Mine Monarch Mine Monarch Lime Quarry Monongahela and Fraction Moose Mine Moss Flower (Silver King Occurrence; Half Moon Occurrence) Mound Mine (Atlantic) Mount Aetna Molybdenum Prospect (Monarch Molybdenum Property; D & G Mining Property) Mount Stella Nest Egg Occurrence New York Mine Ohio and Morningstar Ole Bull Oshkosh Mine Page Paymaster Mine Pilgrim Group Pinyon Mine Pride of the West Rainbow - Eagle Bird Mine Rarus Warrior Mine Rolla Royal Purple Occurrence Shamrock Mine Shannon Last Chance Silent Friend Sitting Bull Song Bird Mine Southside South Cinderella Occurrence Stonewall Shaft Taylor Gulch Taylor Mining Syndicate Ten Broek Thirty-Six-Thirty Tilden Uncle Sam Mine Unknown Lead - Zinc (MRDS - 10017111) Unknown Lead - Zinc (MRDS - 10108183) Unknown Limestone - General (MRDS - 10017074) Unknown Molybdenum Occurrence (MRDS - 10017157) Victor Mine White Marble Quarry Wilson Mine Mount Harvard Occurrence Mount Princeton Mount Shavano Area Maysville Area Unnamed Gold Placer (MRDS - 10017075) Mountain Chief Mine Mt Antero Beryl Gem Claims East Face Claire Mary Ellen No. 1 claim Snowfield West Face Mt Chipeta Mt White Murcer Mercury Nathrop Lower Arkansas River Placers Nathrop Ruby Mountain Occurrence Ruby Mountain Unnamed Pegmatites Upper Browns Creek area California Mine Ohio and Colorado Quarry Parakeet Placer Creek Placers Poncha Mine Poncha Pass Area Droz Creek Unnamed prospect Poncha Hot Springs Poncha Pass Claim (3 Claims; Lucky Nos. 1) Venture No. 2 Prospect (Luckie; Venture No. 2-Luckie Claim; Lucky 2 Claim) Poncha Springs Poncha Springs Area Pleistocene volcanic ash Unnamed Fluorspar Deposit (MRDS - 10090937) Princeton Area Josephine Mine Red Mountain District Riverside District Sawyer Shaft Sedalia District Sedalia Mine (Jackpot Adit; Adits Nos. 1-3; Dewey Adit; Sedalia Copper Mine) Serry Occurrence Smuggler South Arkansas District South Cottonwood Atlantic (Mound; Independence) Springfield St Elmo Mine Tellurium Lode Prospect Tom Dick and Harry Turret District Ace High - Jackpot Prospect American Flag Mine (Anaconda Mine; Ethel Consolidation Mine; Crete Mine; Holdredge Mine) Azurite No. 1 claim Blackjack Group Blue Brute and Sevilla Queen claims Buckley Hill Calumet Mine (Calumet; Calumet No. 2; Hecla; Hecla No. 2; Calumet Iron Mine; Calumet-Hecla-Smithville Magnetite Deposit; Patented Placer Claims: Calumet; Hecla-Williamson; Smithville No. 2; CF&I Company Mine) Coffey Pot Claims Combination Prospect (Allard Beryllium Prospect) Copper King Mine (E.W.; Turret Deposit) Corundum Knob Dangerfield Doyle Quarry Friend Claims Glenn Lamberg Feldspar Deposit Gold Bug mine Golden Island Golden Wonder Mine Herskberger Tunnel Homestake Mine Independence Mine Iron King Hematite Deposit (Hawkins Hematite Bank; Lucky Break; Iron King Gold Mine; Iron King Mine) Liberty Hill Mine (Walter Higham's Mine) Lucky John No. 2 Mine M and W Mascot Mica-Beryl Mine (MRDS - 10013705) Midwest Nutmeg Old Glory Claim (Last Chance Prospect; Last Chance Spar-Mica Dyke Prospect) Riegel Feldspar Prospect Rock King Mine Royal Bo (Riegal) Salida Shirley group Shirley No. 3 Silver Rocker group Spartan Mine Sunset Turret Deposit Unnamed Graphite Deposit (MRDS - 10013948) Unnamed Prospects Unnamed Skarn Venture Lode Mine 1933 Vivandiere Mine Twin Lakes District Red Mountain Occurrence (Burge Group; Collins; Climax Claim) X-Ray (Whale Occurrence) U. S. Fluorspar Company Union-Carbonate Shaft Unknown Kyanite Occurrence (MRDS - 10017005) Valley View White Star (Spar King Occurrence) Wolfrom Tunnel Yukon Placer

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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