Alma Mining District, Park County, Colorado, USAi
| Regional Level Types | |
|---|---|
| Alma Mining District | Mining District |
| Park County | County |
| Colorado | State |
| USA | Country |
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Latitude & Longitude (WGS84):
39° North , 105° West (est.)
Estimate based on other nearby localities or region boundaries.
Margin of Error:
~58km
Type:
Köppen climate type:
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Standard Detailed Gallery Strunz Chemical ElementsCommodity List
This is a list of exploitable or exploited mineral commodities recorded from this region.Mineral List
Mineral list contains entries from the region specified including sub-localities74 valid minerals.
Rock Types Recorded
Rock list contains entries from the region specified including sub-localities
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Alphabetical List Tree DiagramDetailed Mineral List:
| ⓘ Acanthite Formula: Ag2S |
| ⓘ Aikinite Formula: CuPbBiS3 |
| ⓘ Alabandite Formula: MnS |
| ⓘ Altaite Formula: PbTe |
| ⓘ Anglesite Formula: PbSO4 |
| ⓘ Ankerite Formula: Ca(Fe2+,Mg)(CO3)2 |
| ⓘ 'Apatite' Formula: Ca5(PO4)3A Localities: |
| ⓘ Aragonite Formula: CaCO3 |
| ⓘ Aurichalcite Formula: (Zn,Cu)5(CO3)2(OH)6 |
| ⓘ Azurite Formula: Cu3(CO3)2(OH)2 |
| ⓘ Baryte Formula: BaSO4 Localities: Reported from at least 8 localities in this region. |
| ⓘ 'Biotite' Formula: K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| ⓘ Bornite Formula: Cu5FeS4 Localities: Sweet Home Mine, Detroit City Claim Block, Mount Bross, Alma Mining District, Park County, Colorado, USA Detroit City Mine, Detroit City Claim Block, Mount Bross, Alma Mining District, Park County, Colorado, USA Tanner Boy Mine, Mount Bross, Alma Mining District, Park County, Colorado, USA Wyandotte Mine, Alma Mining District, Park County, Colorado, USA |
| ⓘ Brannerite Formula: UTi2O6 |
| ⓘ Calcite Formula: CaCO3 Localities: Reported from at least 6 localities in this region. |
| ⓘ Cerussite Formula: PbCO3 |
| ⓘ Chalcanthite Formula: CuSO4 · 5H2O |
| ⓘ Chalcocite Formula: Cu2S Localities: Dolly Varden Mine (Varden Mine), Mount Bross, Alma Mining District, Park County, Colorado, USA Moose Mine, Mount Bross, Alma Mining District, Park County, Colorado, USA Hock Hocking Mine (Hock Hock), Alma, Alma Mining District, Park County, Colorado, USA Russia Mine, Mount Lincoln, Alma Mining District, Park County, Colorado, USA |
| ⓘ Chalcopyrite Formula: CuFeS2 Localities: Reported from at least 19 localities in this region. |
| ⓘ 'Chlorite Group' |
| ⓘ Chrysocolla Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1 |
| ⓘ Covellite Formula: CuS Localities: Reported from at least 7 localities in this region. |
| ⓘ Cuprite Formula: Cu2O Colour: Purplish-red Description: Microcrystalline crusts on select tetrahedrite crystals. |
| ⓘ Dickite Formula: Al2(Si2O5)(OH)4 |
| ⓘ Digenite Formula: Cu9S5 |
| ⓘ Dolomite Formula: CaMg(CO3)2 Localities: Reported from at least 10 localities in this region. |
| ⓘ Dolomite var. Iron-bearing Dolomite Formula: Ca(Mg,Fe)(CO3)2 |
| ⓘ Dolomite var. Manganese-bearing Dolomite Formula: CaMg(CO3)2 |
| ⓘ Enargite Formula: Cu3AsS4 |
| ⓘ Epidote Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| ⓘ Ferrimolybdite Formula: Fe2(MoO4)3 · nH2O |
| ⓘ Fluorapatite Formula: Ca5(PO4)3F |
| ⓘ Fluorite Formula: CaF2 Localities: Reported from at least 8 localities in this region. |
| ⓘ 'Freibergite Subgroup' Formula: (Ag6,[Ag6]4+)(Cu4 C2+2)Sb4S12S0-1 |
| ⓘ Galena Formula: PbS Localities: Reported from at least 22 localities in this region. |
| ⓘ Galena var. Silver-bearing Galena Formula: PbS with Ag |
| ⓘ Goethite Formula: Fe3+O(OH) |
| ⓘ Goyazite Formula: SrAl3(PO4)(PO3OH)(OH)6 Localities: Colour: brilliant orange Description: The one known specimen in Denver Museum (Kosnar underground specimen) proved to be svanbergite on further analysis.
Added July 29 2012. There are two confirmed Goyazite specimens collected by Rich Kosnar and Dave Bergman in the Kosnar family collection. Additionally, Goyazite was found on the mine dump by Ray Ranstrom as described in "Minerals of Colorado updated & revised" by Cobban, R., Collins, D., Foord, E., Kile, D., Modreski, P., and Murphy, J., (1997) 665p |
| ⓘ Greenockite Formula: CdS References: |
| ⓘ Gypsum Formula: CaSO4 · 2H2O |
| ⓘ Helvine Formula: Be3Mn2+4(SiO4)3S References: |
| ⓘ Hematite Formula: Fe2O3 |
| ⓘ Hessite Formula: Ag2Te |
| ⓘ Hübnerite Formula: MnWO4 Localities: Wheeler Mine, Alma, Alma Mining District, Park County, Colorado, USA Andes Mine, London Mountain, Alma Mining District, Park County, Colorado, USA Sweet Home Mine, Detroit City Claim Block, Mount Bross, Alma Mining District, Park County, Colorado, USA Detroit City Mine, Detroit City Claim Block, Mount Bross, Alma Mining District, Park County, Colorado, USA Tanner Boy Mine, Mount Bross, Alma Mining District, Park County, Colorado, USA |
| ⓘ Jalpaite Formula: Ag3CuS2 |
| ⓘ Jamesonite Formula: Pb4FeSb6S14 |
| ⓘ Jarosite Formula: KFe3+3(SO4)2(OH)6 |
| ⓘ 'K Feldspar' |
| ⓘ Kutnohorite Formula: CaMn2+(CO3)2 References: |
| ⓘ 'Limonite' |
| ⓘ Malachite Formula: Cu2(CO3)(OH)2 Localities: Reported from at least 7 localities in this region. |
| ⓘ 'Manganese Oxides' |
| ⓘ Marcasite Formula: FeS2 |
| ⓘ Matildite Formula: AgBiS2 |
| ⓘ Mawsonite Formula: Cu6Fe2SnS8 |
| ⓘ Melanterite Formula: Fe2+(H2O)6(SO4) · H2O |
| ⓘ Molybdenite Formula: MoS2 |
| ⓘ Muscovite Formula: KAl2(AlSi3O10)(OH)2 Localities: Description: Constituent of the pegmatite. |
| ⓘ Muscovite var. Sericite Formula: KAl2(AlSi3O10)(OH)2 |
| ⓘ Native Gold Formula: Au Localities: Reported from at least 13 localities in this region. |
| ⓘ Native Gold var. Electrum Formula: (Au,Ag) |
| ⓘ Native Silver Formula: Ag Localities: Hock Hocking Mine (Hock Hock), Alma, Alma Mining District, Park County, Colorado, USA Sweet Home Mine, Detroit City Claim Block, Mount Bross, Alma Mining District, Park County, Colorado, USA Criterion Mine, Alma, Alma Mining District, Park County, Colorado, USA Excelsior Mine, Alma, Alma Mining District, Park County, Colorado, USA |
| ⓘ Native Sulphur Formula: S8 |
| ⓘ Petzite Formula: Ag3AuTe2 |
| ⓘ 'Plagioclase' Formula: (Na,Ca)[(Si,Al)AlSi2]O8 |
| ⓘ Polybasite Formula: [Ag6Sb2S7][Ag9CuS4] |
| ⓘ Pyrite Formula: FeS2 Localities: Reported from at least 18 localities in this region. |
| ⓘ Pyrrhotite Formula: Fe1-xS |
| ⓘ Quartz Formula: SiO2 Localities: Reported from at least 17 localities in this region. |
| ⓘ Rhodochrosite Formula: MnCO3 Localities: Reported from at least 7 localities in this region. Habit: Rhombohedrons to 15cm Colour: Strawberry Red - Pink Description: In the 1960's to 1977, highgraders recovered many specimens from the Number 2 stope. The mine was worked in 1977 for specimens. Bryan Lees led a group mining for specimens from 1991 to 2006 and recovered many significant specimens. In 1992 the "Alma King" (currently in the Denver Museum of Natural History) was recovered from the "Rainbow Pocket".
Plate 62/63 from Wilson, Wendell. E.; Bartsch, Joel A.; Mauthner, Mark (2004) Masterpieces of the Mineral World. Houston Museum of Natural Science. [https://www.mindat.org/reference.php?id=18945017]
The "Alma Qeen" specimen is the front cover of Bancroft, Peter (1973) The World's Finest Minerals and Crystals. [https://www.mindat.org/photo-220662.html] |
| ⓘ Rutile Formula: TiO2 |
| ⓘ Scheelite Formula: Ca(WO4) |
| ⓘ Serpierite Formula: Ca(Cu,Zn)4(SO4)2(OH)6 · 3H2O |
| ⓘ Smithsonite Formula: ZnCO3 Habit: Spherules Colour: Colorless Description: Occurs as small colorless spherules on quartz with sphalerite. |
| ⓘ Sphalerite Formula: ZnS Localities: Reported from at least 14 localities in this region. |
| ⓘ Spionkopite Formula: Cu39S28 References: |
| ⓘ Stephanite Formula: Ag5SbS4 |
| ⓘ Stromeyerite Formula: AgCuS |
| ⓘ Svanbergite Formula: SrAl3(PO4)(SO4)(OH)6 |
| ⓘ Sylvanite Formula: AgAuTe4 |
| ⓘ 'Tennantite Subgroup' Formula: Cu6(Cu4C2+2)As4S12S Localities: Hock Hocking Mine (Hock Hock), Alma, Alma Mining District, Park County, Colorado, USA Sweet Home Mine, Detroit City Claim Block, Mount Bross, Alma Mining District, Park County, Colorado, USA Detroit City Mine, Detroit City Claim Block, Mount Bross, Alma Mining District, Park County, Colorado, USA Sherwood Mine, Alma, Alma Mining District, Park County, Colorado, USA Wagner Mine, Alma Mining District, Park County, Colorado, USA |
| ⓘ 'Tetrahedrite Group' Formula: M2(A6)M1(B4 C2)X3(D4)S1(Y12)S2(Z) |
| ⓘ 'Tetrahedrite Subgroup' Formula: Cu6(Cu4C2+2)Sb4S12S Localities: Reported from at least 8 localities in this region. |
| ⓘ Topaz Formula: Al2(SiO4)(F,OH)2 |
| ⓘ Torbernite Formula: Cu(UO2)2(PO4)2 · 12H2O |
| ⓘ Triplite Formula: Mn2+2(PO4)F References: |
| ⓘ Uraninite Formula: UO2 Localities: Reported from at least 6 localities in this region. |
| ⓘ Uraninite var. Pitchblende Formula: UO2 Localities: Reported from at least 6 localities in this region. |
| ⓘ Xenotime-(Y) Formula: Y(PO4) References: |
| ⓘ Zinkenite Formula: Pb9Sb22S42 |
| ⓘ Zircon Formula: Zr(SiO4) |
Gallery:
List of minerals arranged by Strunz 10th Edition classification
| Group 1 - Elements | |||
|---|---|---|---|
| ⓘ | Native Gold var. Electrum | 1.AA.05 | (Au,Ag) |
| ⓘ | 1.AA.05 | Au | |
| ⓘ | Native Silver | 1.AA.05 | Ag |
| ⓘ | Native Sulphur | 1.CC.05 | S8 |
| Group 2 - Sulphides and Sulfosalts | |||
| ⓘ | Chalcocite | 2.BA.05 | Cu2S |
| ⓘ | Digenite | 2.BA.10 | Cu9S5 |
| ⓘ | Bornite | 2.BA.15 | Cu5FeS4 |
| ⓘ | Acanthite | 2.BA.35 | Ag2S |
| ⓘ | Stromeyerite | 2.BA.40 | AgCuS |
| ⓘ | Jalpaite | 2.BA.45 | Ag3CuS2 |
| ⓘ | Hessite | 2.BA.60 | Ag2Te |
| ⓘ | Petzite | 2.BA.75 | Ag3AuTe2 |
| ⓘ | Covellite | 2.CA.05a | CuS |
| ⓘ | Spionkopite | 2.CA.05c | Cu39S28 |
| ⓘ | Sphalerite | 2.CB.05a | ZnS |
| ⓘ | Chalcopyrite | 2.CB.10a | CuFeS2 |
| ⓘ | Mawsonite | 2.CB.20 | Cu6Fe2SnS8 |
| ⓘ | Greenockite | 2.CB.45 | CdS |
| ⓘ | Pyrrhotite | 2.CC.10 | Fe1-xS |
| ⓘ | Alabandite | 2.CD.10 | MnS |
| ⓘ | Altaite | 2.CD.10 | PbTe |
| ⓘ | Galena | 2.CD.10 | PbS |
| ⓘ | var. Silver-bearing Galena | 2.CD.10 | PbS with Ag |
| ⓘ | Sylvanite | 2.EA.05 | AgAuTe4 |
| ⓘ | Molybdenite | 2.EA.30 | MoS2 |
| ⓘ | Pyrite | 2.EB.05a | FeS2 |
| ⓘ | Marcasite | 2.EB.10a | FeS2 |
| ⓘ | 'Freibergite Subgroup' | 2.GB.05 | (Ag6,[Ag6]4+)(Cu4 C2+2)Sb4S12S0-1 |
| ⓘ | 'Tennantite Subgroup' | 2.GB.05 | Cu6(Cu4C2+2)As4S12S |
| ⓘ | 'Tetrahedrite Subgroup' | 2.GB.05 | Cu6(Cu4C2+2)Sb4S12S |
| ⓘ | Stephanite | 2.GB.10 | Ag5SbS4 |
| ⓘ | Polybasite | 2.GB.15 | [Ag6Sb2S7][Ag9CuS4] |
| ⓘ | Aikinite | 2.HB.05a | CuPbBiS3 |
| ⓘ | Jamesonite | 2.HB.15 | Pb4FeSb6S14 |
| ⓘ | Matildite | 2.JA.20 | AgBiS2 |
| ⓘ | Zinkenite | 2.JB.35a | Pb9Sb22S42 |
| ⓘ | Enargite | 2.KA.05 | Cu3AsS4 |
| Group 3 - Halides | |||
| ⓘ | Fluorite | 3.AB.25 | CaF2 |
| Group 4 - Oxides and Hydroxides | |||
| ⓘ | Cuprite | 4.AA.10 | Cu2O |
| ⓘ | Hematite | 4.CB.05 | Fe2O3 |
| ⓘ | Quartz | 4.DA.05 | SiO2 |
| ⓘ | Rutile | 4.DB.05 | TiO2 |
| ⓘ | Hübnerite | 4.DB.30 | MnWO4 |
| ⓘ | Brannerite | 4.DH.05 | UTi2O6 |
| ⓘ | Uraninite var. Pitchblende | 4.DL.05 | UO2 |
| ⓘ | 4.DL.05 | UO2 | |
| ⓘ | Goethite | 4.FD.10 | Fe3+O(OH) |
| Group 5 - Nitrates and Carbonates | |||
| ⓘ | Calcite | 5.AB.05 | CaCO3 |
| ⓘ | Rhodochrosite | 5.AB.05 | MnCO3 |
| ⓘ | Smithsonite | 5.AB.05 | ZnCO3 |
| ⓘ | Ankerite | 5.AB.10 | Ca(Fe2+,Mg)(CO3)2 |
| ⓘ | Dolomite | 5.AB.10 | CaMg(CO3)2 |
| ⓘ | Kutnohorite | 5.AB.10 | CaMn2+(CO3)2 |
| ⓘ | Dolomite var. Iron-bearing Dolomite | 5.AB.10 | Ca(Mg,Fe)(CO3)2 |
| ⓘ | var. Manganese-bearing Dolomite | 5.AB.10 | CaMg(CO3)2 |
| ⓘ | Aragonite | 5.AB.15 | CaCO3 |
| ⓘ | Cerussite | 5.AB.15 | PbCO3 |
| ⓘ | Azurite | 5.BA.05 | Cu3(CO3)2(OH)2 |
| ⓘ | Malachite | 5.BA.10 | Cu2(CO3)(OH)2 |
| ⓘ | Aurichalcite | 5.BA.15 | (Zn,Cu)5(CO3)2(OH)6 |
| Group 7 - Sulphates, Chromates, Molybdates and Tungstates | |||
| ⓘ | Anglesite | 7.AD.35 | PbSO4 |
| ⓘ | Baryte | 7.AD.35 | BaSO4 |
| ⓘ | Jarosite | 7.BC.10 | KFe3+3(SO4)2(OH)6 |
| ⓘ | Chalcanthite | 7.CB.20 | CuSO4 · 5H2O |
| ⓘ | Melanterite | 7.CB.35 | Fe2+(H2O)6(SO4) · H2O |
| ⓘ | Gypsum | 7.CD.40 | CaSO4 · 2H2O |
| ⓘ | Serpierite | 7.DD.30 | Ca(Cu,Zn)4(SO4)2(OH)6 · 3H2O |
| ⓘ | Scheelite | 7.GA.05 | Ca(WO4) |
| ⓘ | Ferrimolybdite | 7.GB.30 | Fe2(MoO4)3 · nH2O |
| Group 8 - Phosphates, Arsenates and Vanadates | |||
| ⓘ | Xenotime-(Y) | 8.AD.35 | Y(PO4) |
| ⓘ | Triplite | 8.BB.10 | Mn2+2(PO4)F |
| ⓘ | Svanbergite | 8.BL.05 | SrAl3(PO4)(SO4)(OH)6 |
| ⓘ | Goyazite | 8.BL.10 | SrAl3(PO4)(PO3OH)(OH)6 |
| ⓘ | Fluorapatite | 8.BN.05 | Ca5(PO4)3F |
| ⓘ | Torbernite | 8.EB.05 | Cu(UO2)2(PO4)2 · 12H2O |
| Group 9 - Silicates | |||
| ⓘ | Zircon | 9.AD.30 | Zr(SiO4) |
| ⓘ | Topaz | 9.AF.35 | Al2(SiO4)(F,OH)2 |
| ⓘ | Epidote | 9.BG.05a | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| ⓘ | Muscovite | 9.EC.15 | KAl2(AlSi3O10)(OH)2 |
| ⓘ | var. Sericite | 9.EC.15 | KAl2(AlSi3O10)(OH)2 |
| ⓘ | Dickite | 9.ED.05 | Al2(Si2O5)(OH)4 |
| ⓘ | Chrysocolla | 9.ED.20 | Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1 |
| ⓘ | Helvine | 9.FB.10 | Be3Mn2+4(SiO4)3S |
| Unclassified | |||
| ⓘ | 'Biotite' | - | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| ⓘ | 'Chlorite Group' | - | |
| ⓘ | 'Limonite' | - | |
| ⓘ | 'Plagioclase' | - | (Na,Ca)[(Si,Al)AlSi2]O8 |
| ⓘ | 'K Feldspar' | - | |
| ⓘ | 'Manganese Oxides' | - | |
| ⓘ | 'Apatite' | - | Ca5(PO4)3A |
| ⓘ | 'Tetrahedrite Group' | - | M2(A6)M1(B4 C2)X3(D4)S1(Y12)S2(Z) |
List of minerals for each chemical element
| H | Hydrogen | |
|---|---|---|
| H | ⓘ Aurichalcite | (Zn,Cu)5(CO3)2(OH)6 |
| H | ⓘ Azurite | Cu3(CO3)2(OH)2 |
| H | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| H | ⓘ Chalcanthite | CuSO4 · 5H2O |
| H | ⓘ Chrysocolla | Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1 |
| H | ⓘ Dickite | Al2(Si2O5)(OH)4 |
| H | ⓘ Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| H | ⓘ Ferrimolybdite | Fe2(MoO4)3 · nH2O |
| H | ⓘ Goethite | Fe3+O(OH) |
| H | ⓘ Gypsum | CaSO4 · 2H2O |
| H | ⓘ Goyazite | SrAl3(PO4)(PO3OH)(OH)6 |
| H | ⓘ Jarosite | KFe33+(SO4)2(OH)6 |
| H | ⓘ Malachite | Cu2(CO3)(OH)2 |
| H | ⓘ Melanterite | Fe2+(H2O)6(SO4) · H2O |
| H | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
| H | ⓘ Serpierite | Ca(Cu,Zn)4(SO4)2(OH)6 · 3H2O |
| H | ⓘ Svanbergite | SrAl3(PO4)(SO4)(OH)6 |
| H | ⓘ Topaz | Al2(SiO4)(F,OH)2 |
| H | ⓘ Torbernite | Cu(UO2)2(PO4)2 · 12H2O |
| H | ⓘ Muscovite var. Sericite | KAl2(AlSi3O10)(OH)2 |
| Be | Beryllium | |
| Be | ⓘ Helvine | Be3Mn42+(SiO4)3S |
| C | Carbon | |
| C | ⓘ Ankerite | Ca(Fe2+,Mg)(CO3)2 |
| C | ⓘ Aragonite | CaCO3 |
| C | ⓘ Aurichalcite | (Zn,Cu)5(CO3)2(OH)6 |
| C | ⓘ Azurite | Cu3(CO3)2(OH)2 |
| C | ⓘ Calcite | CaCO3 |
| C | ⓘ Cerussite | PbCO3 |
| C | ⓘ Dolomite | CaMg(CO3)2 |
| C | ⓘ Kutnohorite | CaMn2+(CO3)2 |
| C | ⓘ Malachite | Cu2(CO3)(OH)2 |
| C | ⓘ Rhodochrosite | MnCO3 |
| C | ⓘ Smithsonite | ZnCO3 |
| C | ⓘ Dolomite var. Iron-bearing Dolomite | Ca(Mg,Fe)(CO3)2 |
| C | ⓘ Dolomite var. Manganese-bearing Dolomite | CaMg(CO3)2 |
| O | Oxygen | |
| O | ⓘ Anglesite | PbSO4 |
| O | ⓘ Ankerite | Ca(Fe2+,Mg)(CO3)2 |
| O | ⓘ Aragonite | CaCO3 |
| O | ⓘ Aurichalcite | (Zn,Cu)5(CO3)2(OH)6 |
| O | ⓘ Azurite | Cu3(CO3)2(OH)2 |
| O | ⓘ Baryte | BaSO4 |
| O | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| O | ⓘ Brannerite | UTi2O6 |
| O | ⓘ Calcite | CaCO3 |
| O | ⓘ Cerussite | PbCO3 |
| O | ⓘ Chalcanthite | CuSO4 · 5H2O |
| O | ⓘ Chrysocolla | Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1 |
| O | ⓘ Cuprite | Cu2O |
| O | ⓘ Dickite | Al2(Si2O5)(OH)4 |
| O | ⓘ Dolomite | CaMg(CO3)2 |
| O | ⓘ Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| O | ⓘ Ferrimolybdite | Fe2(MoO4)3 · nH2O |
| O | ⓘ Fluorapatite | Ca5(PO4)3F |
| O | ⓘ Goethite | Fe3+O(OH) |
| O | ⓘ Gypsum | CaSO4 · 2H2O |
| O | ⓘ Goyazite | SrAl3(PO4)(PO3OH)(OH)6 |
| O | ⓘ Helvine | Be3Mn42+(SiO4)3S |
| O | ⓘ Hematite | Fe2O3 |
| O | ⓘ Hübnerite | MnWO4 |
| O | ⓘ Jarosite | KFe33+(SO4)2(OH)6 |
| O | ⓘ Kutnohorite | CaMn2+(CO3)2 |
| O | ⓘ Malachite | Cu2(CO3)(OH)2 |
| O | ⓘ Melanterite | Fe2+(H2O)6(SO4) · H2O |
| O | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
| O | ⓘ Uraninite var. Pitchblende | UO2 |
| O | ⓘ Quartz | SiO2 |
| O | ⓘ Rhodochrosite | MnCO3 |
| O | ⓘ Rutile | TiO2 |
| O | ⓘ Scheelite | Ca(WO4) |
| O | ⓘ Serpierite | Ca(Cu,Zn)4(SO4)2(OH)6 · 3H2O |
| O | ⓘ Smithsonite | ZnCO3 |
| O | ⓘ Svanbergite | SrAl3(PO4)(SO4)(OH)6 |
| O | ⓘ Topaz | Al2(SiO4)(F,OH)2 |
| O | ⓘ Torbernite | Cu(UO2)2(PO4)2 · 12H2O |
| O | ⓘ Triplite | Mn22+(PO4)F |
| O | ⓘ Uraninite | UO2 |
| O | ⓘ Xenotime-(Y) | Y(PO4) |
| O | ⓘ Zircon | Zr(SiO4) |
| O | ⓘ Muscovite var. Sericite | KAl2(AlSi3O10)(OH)2 |
| O | ⓘ Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
| O | ⓘ Dolomite var. Iron-bearing Dolomite | Ca(Mg,Fe)(CO3)2 |
| O | ⓘ Apatite | Ca5(PO4)3A |
| O | ⓘ Dolomite var. Manganese-bearing Dolomite | CaMg(CO3)2 |
| F | Fluorine | |
| F | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| F | ⓘ Fluorapatite | Ca5(PO4)3F |
| F | ⓘ Fluorite | CaF2 |
| F | ⓘ Topaz | Al2(SiO4)(F,OH)2 |
| F | ⓘ Triplite | Mn22+(PO4)F |
| Na | Sodium | |
| Na | ⓘ Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
| Mg | Magnesium | |
| Mg | ⓘ Ankerite | Ca(Fe2+,Mg)(CO3)2 |
| Mg | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Mg | ⓘ Dolomite | CaMg(CO3)2 |
| Mg | ⓘ Dolomite var. Iron-bearing Dolomite | Ca(Mg,Fe)(CO3)2 |
| Mg | ⓘ Dolomite var. Manganese-bearing Dolomite | CaMg(CO3)2 |
| Al | Aluminium | |
| Al | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Al | ⓘ Chrysocolla | Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1 |
| Al | ⓘ Dickite | Al2(Si2O5)(OH)4 |
| Al | ⓘ Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| Al | ⓘ Goyazite | SrAl3(PO4)(PO3OH)(OH)6 |
| Al | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
| Al | ⓘ Svanbergite | SrAl3(PO4)(SO4)(OH)6 |
| Al | ⓘ Topaz | Al2(SiO4)(F,OH)2 |
| Al | ⓘ Muscovite var. Sericite | KAl2(AlSi3O10)(OH)2 |
| Al | ⓘ Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
| Si | Silicon | |
| Si | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Si | ⓘ Chrysocolla | Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1 |
| Si | ⓘ Dickite | Al2(Si2O5)(OH)4 |
| Si | ⓘ Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| Si | ⓘ Helvine | Be3Mn42+(SiO4)3S |
| Si | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
| Si | ⓘ Quartz | SiO2 |
| Si | ⓘ Topaz | Al2(SiO4)(F,OH)2 |
| Si | ⓘ Zircon | Zr(SiO4) |
| Si | ⓘ Muscovite var. Sericite | KAl2(AlSi3O10)(OH)2 |
| Si | ⓘ Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
| P | Phosphorus | |
| P | ⓘ Fluorapatite | Ca5(PO4)3F |
| P | ⓘ Goyazite | SrAl3(PO4)(PO3OH)(OH)6 |
| P | ⓘ Svanbergite | SrAl3(PO4)(SO4)(OH)6 |
| P | ⓘ Torbernite | Cu(UO2)2(PO4)2 · 12H2O |
| P | ⓘ Triplite | Mn22+(PO4)F |
| P | ⓘ Xenotime-(Y) | Y(PO4) |
| P | ⓘ Apatite | Ca5(PO4)3A |
| S | Sulfur | |
| S | ⓘ Acanthite | Ag2S |
| S | ⓘ Aikinite | CuPbBiS3 |
| S | ⓘ Alabandite | MnS |
| S | ⓘ Anglesite | PbSO4 |
| S | ⓘ Baryte | BaSO4 |
| S | ⓘ Bornite | Cu5FeS4 |
| S | ⓘ Chalcopyrite | CuFeS2 |
| S | ⓘ Chalcanthite | CuSO4 · 5H2O |
| S | ⓘ Chalcocite | Cu2S |
| S | ⓘ Covellite | CuS |
| S | ⓘ Digenite | Cu9S5 |
| S | ⓘ Enargite | Cu3AsS4 |
| S | ⓘ Freibergite Subgroup | (Ag6,[Ag6]4+)(Cu4 C22+)Sb4S12S0-1 |
| S | ⓘ Galena | PbS |
| S | ⓘ Greenockite | CdS |
| S | ⓘ Gypsum | CaSO4 · 2H2O |
| S | ⓘ Helvine | Be3Mn42+(SiO4)3S |
| S | ⓘ Jalpaite | Ag3CuS2 |
| S | ⓘ Jamesonite | Pb4FeSb6S14 |
| S | ⓘ Jarosite | KFe33+(SO4)2(OH)6 |
| S | ⓘ Marcasite | FeS2 |
| S | ⓘ Matildite | AgBiS2 |
| S | ⓘ Mawsonite | Cu6Fe2SnS8 |
| S | ⓘ Melanterite | Fe2+(H2O)6(SO4) · H2O |
| S | ⓘ Molybdenite | MoS2 |
| S | ⓘ Polybasite | [Ag6Sb2S7][Ag9CuS4] |
| S | ⓘ Pyrite | FeS2 |
| S | ⓘ Pyrrhotite | Fe1-xS |
| S | ⓘ Serpierite | Ca(Cu,Zn)4(SO4)2(OH)6 · 3H2O |
| S | ⓘ Sphalerite | ZnS |
| S | ⓘ Spionkopite | Cu39S28 |
| S | ⓘ Stephanite | Ag5SbS4 |
| S | ⓘ Stromeyerite | AgCuS |
| S | ⓘ Native Sulphur | S8 |
| S | ⓘ Svanbergite | SrAl3(PO4)(SO4)(OH)6 |
| S | ⓘ Tennantite Subgroup | Cu6(Cu4C22+)As4S12S |
| S | ⓘ Tetrahedrite Subgroup | Cu6(Cu4C22+)Sb4S12S |
| S | ⓘ Zinkenite | Pb9Sb22S42 |
| S | ⓘ Galena var. Silver-bearing Galena | PbS with Ag |
| S | ⓘ Tetrahedrite Group | M2(A6)M1(B4 C2)X3(D4)S1(Y12)S2(Z) |
| K | Potassium | |
| K | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| K | ⓘ Jarosite | KFe33+(SO4)2(OH)6 |
| K | ⓘ Muscovite | KAl2(AlSi3O10)(OH)2 |
| K | ⓘ Muscovite var. Sericite | KAl2(AlSi3O10)(OH)2 |
| Ca | Calcium | |
| Ca | ⓘ Ankerite | Ca(Fe2+,Mg)(CO3)2 |
| Ca | ⓘ Aragonite | CaCO3 |
| Ca | ⓘ Calcite | CaCO3 |
| Ca | ⓘ Dolomite | CaMg(CO3)2 |
| Ca | ⓘ Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| Ca | ⓘ Fluorapatite | Ca5(PO4)3F |
| Ca | ⓘ Fluorite | CaF2 |
| Ca | ⓘ Gypsum | CaSO4 · 2H2O |
| Ca | ⓘ Kutnohorite | CaMn2+(CO3)2 |
| Ca | ⓘ Scheelite | Ca(WO4) |
| Ca | ⓘ Serpierite | Ca(Cu,Zn)4(SO4)2(OH)6 · 3H2O |
| Ca | ⓘ Plagioclase | (Na,Ca)[(Si,Al)AlSi2]O8 |
| Ca | ⓘ Dolomite var. Iron-bearing Dolomite | Ca(Mg,Fe)(CO3)2 |
| Ca | ⓘ Apatite | Ca5(PO4)3A |
| Ca | ⓘ Dolomite var. Manganese-bearing Dolomite | CaMg(CO3)2 |
| Ti | Titanium | |
| Ti | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Ti | ⓘ Brannerite | UTi2O6 |
| Ti | ⓘ Rutile | TiO2 |
| Mn | Manganese | |
| Mn | ⓘ Alabandite | MnS |
| Mn | ⓘ Helvine | Be3Mn42+(SiO4)3S |
| Mn | ⓘ Hübnerite | MnWO4 |
| Mn | ⓘ Kutnohorite | CaMn2+(CO3)2 |
| Mn | ⓘ Rhodochrosite | MnCO3 |
| Mn | ⓘ Triplite | Mn22+(PO4)F |
| Fe | Iron | |
| Fe | ⓘ Ankerite | Ca(Fe2+,Mg)(CO3)2 |
| Fe | ⓘ Biotite | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Fe | ⓘ Bornite | Cu5FeS4 |
| Fe | ⓘ Chalcopyrite | CuFeS2 |
| Fe | ⓘ Epidote | (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH) |
| Fe | ⓘ Ferrimolybdite | Fe2(MoO4)3 · nH2O |
| Fe | ⓘ Goethite | Fe3+O(OH) |
| Fe | ⓘ Hematite | Fe2O3 |
| Fe | ⓘ Jamesonite | Pb4FeSb6S14 |
| Fe | ⓘ Jarosite | KFe33+(SO4)2(OH)6 |
| Fe | ⓘ Marcasite | FeS2 |
| Fe | ⓘ Mawsonite | Cu6Fe2SnS8 |
| Fe | ⓘ Melanterite | Fe2+(H2O)6(SO4) · H2O |
| Fe | ⓘ Pyrite | FeS2 |
| Fe | ⓘ Pyrrhotite | Fe1-xS |
| Fe | ⓘ Dolomite var. Iron-bearing Dolomite | Ca(Mg,Fe)(CO3)2 |
| Cu | Copper | |
| Cu | ⓘ Aikinite | CuPbBiS3 |
| Cu | ⓘ Aurichalcite | (Zn,Cu)5(CO3)2(OH)6 |
| Cu | ⓘ Azurite | Cu3(CO3)2(OH)2 |
| Cu | ⓘ Bornite | Cu5FeS4 |
| Cu | ⓘ Chalcopyrite | CuFeS2 |
| Cu | ⓘ Chalcanthite | CuSO4 · 5H2O |
| Cu | ⓘ Chalcocite | Cu2S |
| Cu | ⓘ Chrysocolla | Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1 |
| Cu | ⓘ Covellite | CuS |
| Cu | ⓘ Cuprite | Cu2O |
| Cu | ⓘ Digenite | Cu9S5 |
| Cu | ⓘ Enargite | Cu3AsS4 |
| Cu | ⓘ Freibergite Subgroup | (Ag6,[Ag6]4+)(Cu4 C22+)Sb4S12S0-1 |
| Cu | ⓘ Jalpaite | Ag3CuS2 |
| Cu | ⓘ Malachite | Cu2(CO3)(OH)2 |
| Cu | ⓘ Mawsonite | Cu6Fe2SnS8 |
| Cu | ⓘ Polybasite | [Ag6Sb2S7][Ag9CuS4] |
| Cu | ⓘ Serpierite | Ca(Cu,Zn)4(SO4)2(OH)6 · 3H2O |
| Cu | ⓘ Spionkopite | Cu39S28 |
| Cu | ⓘ Stromeyerite | AgCuS |
| Cu | ⓘ Tennantite Subgroup | Cu6(Cu4C22+)As4S12S |
| Cu | ⓘ Tetrahedrite Subgroup | Cu6(Cu4C22+)Sb4S12S |
| Cu | ⓘ Torbernite | Cu(UO2)2(PO4)2 · 12H2O |
| Zn | Zinc | |
| Zn | ⓘ Aurichalcite | (Zn,Cu)5(CO3)2(OH)6 |
| Zn | ⓘ Serpierite | Ca(Cu,Zn)4(SO4)2(OH)6 · 3H2O |
| Zn | ⓘ Smithsonite | ZnCO3 |
| Zn | ⓘ Sphalerite | ZnS |
| As | Arsenic | |
| As | ⓘ Enargite | Cu3AsS4 |
| As | ⓘ Tennantite Subgroup | Cu6(Cu4C22+)As4S12S |
| Sr | Strontium | |
| Sr | ⓘ Goyazite | SrAl3(PO4)(PO3OH)(OH)6 |
| Sr | ⓘ Svanbergite | SrAl3(PO4)(SO4)(OH)6 |
| Y | Yttrium | |
| Y | ⓘ Xenotime-(Y) | Y(PO4) |
| Zr | Zirconium | |
| Zr | ⓘ Zircon | Zr(SiO4) |
| Mo | Molybdenum | |
| Mo | ⓘ Ferrimolybdite | Fe2(MoO4)3 · nH2O |
| Mo | ⓘ Molybdenite | MoS2 |
| Ag | Silver | |
| Ag | ⓘ Acanthite | Ag2S |
| Ag | ⓘ Native Gold var. Electrum | (Au,Ag) |
| Ag | ⓘ Freibergite Subgroup | (Ag6,[Ag6]4+)(Cu4 C22+)Sb4S12S0-1 |
| Ag | ⓘ Hessite | Ag2Te |
| Ag | ⓘ Jalpaite | Ag3CuS2 |
| Ag | ⓘ Matildite | AgBiS2 |
| Ag | ⓘ Petzite | Ag3AuTe2 |
| Ag | ⓘ Polybasite | [Ag6Sb2S7][Ag9CuS4] |
| Ag | ⓘ Native Silver | Ag |
| Ag | ⓘ Stephanite | Ag5SbS4 |
| Ag | ⓘ Stromeyerite | AgCuS |
| Ag | ⓘ Sylvanite | AgAuTe4 |
| Ag | ⓘ Galena var. Silver-bearing Galena | PbS with Ag |
| Cd | Cadmium | |
| Cd | ⓘ Greenockite | CdS |
| Sn | Tin | |
| Sn | ⓘ Mawsonite | Cu6Fe2SnS8 |
| Sb | Antimony | |
| Sb | ⓘ Freibergite Subgroup | (Ag6,[Ag6]4+)(Cu4 C22+)Sb4S12S0-1 |
| Sb | ⓘ Jamesonite | Pb4FeSb6S14 |
| Sb | ⓘ Polybasite | [Ag6Sb2S7][Ag9CuS4] |
| Sb | ⓘ Stephanite | Ag5SbS4 |
| Sb | ⓘ Tetrahedrite Subgroup | Cu6(Cu4C22+)Sb4S12S |
| Sb | ⓘ Zinkenite | Pb9Sb22S42 |
| Te | Tellurium | |
| Te | ⓘ Altaite | PbTe |
| Te | ⓘ Hessite | Ag2Te |
| Te | ⓘ Petzite | Ag3AuTe2 |
| Te | ⓘ Sylvanite | AgAuTe4 |
| Ba | Barium | |
| Ba | ⓘ Baryte | BaSO4 |
| W | Tungsten | |
| W | ⓘ Hübnerite | MnWO4 |
| W | ⓘ Scheelite | Ca(WO4) |
| Au | Gold | |
| Au | ⓘ Native Gold var. Electrum | (Au,Ag) |
| Au | ⓘ Native Gold | Au |
| Au | ⓘ Petzite | Ag3AuTe2 |
| Au | ⓘ Sylvanite | AgAuTe4 |
| Pb | Lead | |
| Pb | ⓘ Aikinite | CuPbBiS3 |
| Pb | ⓘ Altaite | PbTe |
| Pb | ⓘ Anglesite | PbSO4 |
| Pb | ⓘ Cerussite | PbCO3 |
| Pb | ⓘ Galena | PbS |
| Pb | ⓘ Jamesonite | Pb4FeSb6S14 |
| Pb | ⓘ Zinkenite | Pb9Sb22S42 |
| Pb | ⓘ Galena var. Silver-bearing Galena | PbS with Ag |
| Bi | Bismuth | |
| Bi | ⓘ Aikinite | CuPbBiS3 |
| Bi | ⓘ Matildite | AgBiS2 |
| U | Uranium | |
| U | ⓘ Brannerite | UTi2O6 |
| U | ⓘ Uraninite var. Pitchblende | UO2 |
| U | ⓘ Torbernite | Cu(UO2)2(PO4)2 · 12H2O |
| U | ⓘ Uraninite | UO2 |
Localities in this Region
- Colorado
- Park County
- Alma Mining District
- Morning Star - Cresskill Groups
- Mount Bross
- Mount Lincoln
- New York Mountain
- Otis Shaft
- Rainbow Mine
- Rhodochrosite Mine
- Sacramento
- Sheep Mountain
- Unknown Iron (MRDS - 10118063)
- Unknown Iron (MRDS - 10118500)
- Unknown Uranium (MRDS - 10118362)
- Unknown Zinc - Lead (MRDS - 10016033)
- Wagner Mine
- Walker & Buffalo Head Mine
- Weber Shaft
- White Swan Occurrence
- Wyandotte Mine
- Alma Mining District
- Park County
Other Regions, Features and Areas containing this locality
North AmericaContinent
- Rocky MountainsMountain Range
North America PlateTectonic Plate
- Great Plains DomainDomain
- Southern Rocky MountainsOrogenic Belt
USA
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Alma Mining District, Park County, Colorado, USA