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Elkhorn Mine, Elkhorn Mining District, Jefferson County, Montana, USAi
Regional Level Types
Elkhorn MineMine
Elkhorn Mining DistrictMining District
Jefferson CountyCounty
MontanaState
USACountry

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PhotosMapsSearch
07021640017272030031737.jpg
Looking Down on the Elkhorn Ghost Town, Jefferson Co,. Montana

Elkhorn Mine, Elkhorn Mining District, Jefferson County, Montana, USA
06203390017272030041700.jpg
Bob Walstrom Collecting on the Elkhorn Mine Dump

Elkhorn Mine, Elkhorn Mining District, Jefferson County, Montana, USA
07021640017272030031737.jpg
Looking Down on the Elkhorn Ghost Town, Jefferson Co,. Montana

Elkhorn Mine, Elkhorn Mining District, Jefferson County, Montana, USA
06203390017272030041700.jpg
Bob Walstrom Collecting on the Elkhorn Mine Dump

Elkhorn Mine, Elkhorn Mining District, Jefferson County, Montana, USA
07021640017272030031737.jpg
Looking Down on the Elkhorn Ghost Town, Jefferson Co,. Montana

Elkhorn Mine, Elkhorn Mining District, Jefferson County, Montana, USA
Latitude & Longitude (WGS84):
46° 16' 35'' North , 111° 56' 39'' West
Latitude & Longitude (decimal):
Type:
Nearest Settlements:
PlacePopulationDistance
Jefferson City472 (2011)14.0km
Boulder1,207 (2017)14.3km
Clancy1,661 (2011)21.2km
Basin212 (2011)24.5km
Montana City2,715 (2011)29.0km
Mindat Locality ID:
10923
Long-form identifier:
mindat:1:2:10923:4
GUID (UUID V4):
0
Other/historical names associated with this locality:
Holter Mine, Sophia Mine, Sofia Mine


The Elkhorn was one of the richest early silver mines in the NW. It produced around 6.5 million ounces silver, most of which before 1900. Continuous production ended in 1912, and the attempted resumption of production was never very profitable.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity List

This is a list of exploitable or exploited mineral commodities recorded at this locality.


Mineral List


30 valid minerals.

Detailed Mineral List:

ⓘ Anglesite
Formula: PbSO4
ⓘ Aragonite
Formula: CaCO3
ⓘ Aurichalcite
Formula: (Zn,Cu)5(CO3)2(OH)6
ⓘ Azurite
Formula: Cu3(CO3)2(OH)2
ⓘ Bournonite
Formula: PbCuSbS3
ⓘ Calcite
Formula: CaCO3
ⓘ Cerussite
Formula: PbCO3
ⓘ Chalcopyrite
Formula: CuFeS2
ⓘ Chlorargyrite
Formula: AgCl
ⓘ Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
ⓘ Covellite
Formula: CuS
ⓘ Cuprite
Formula: Cu2O
ⓘ Descloizite
Formula: PbZn(VO4)(OH)
ⓘ Dolomite
Formula: CaMg(CO3)2
ⓘ Galena
Formula: PbS
ⓘ Galena var. Silver-bearing Galena
Formula: PbS with Ag
ⓘ Hemimorphite
Formula: Zn4Si2O7(OH)2 · H2O
ⓘ Linarite
Formula: PbCu(SO4)(OH)2
ⓘ Malachite
Formula: Cu2(CO3)(OH)2
ⓘ Mimetite
Formula: Pb5(AsO4)3Cl
ⓘ Native Copper
Formula: Cu
ⓘ Native Silver
Formula: Ag
ⓘ Pyrite
Formula: FeS2
ⓘ Pyrolusite
Formula: Mn4+O2
ⓘ Pyrrhotite
Formula: Fe1-xS
ⓘ Quartz
Formula: SiO2
ⓘ Rosasite
Formula: (Cu,Zn)2(CO3)(OH)2
ⓘ Smithsonite
Formula: ZnCO3
ⓘ Sphalerite
Formula: ZnS
ⓘ Tetradymite
Formula: Bi2Te2S
ⓘ 'Tetrahedrite Subgroup'
Formula: Cu6(Cu4C2+2)Sb4S12S
ⓘ 'Tetrahedrite Subgroup var. Silver-bearing Tetrahedrite'
Formula: (Cu,Ag)6[Cu4(Fe,Zn)2]Sb4S13
ⓘ Vanadinite
Formula: Pb5(VO4)3Cl

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Copper1.AA.05Cu
ⓘNative Silver1.AA.05Ag
Group 2 - Sulphides and Sulfosalts
ⓘCovellite2.CA.05aCuS
ⓘSphalerite2.CB.05aZnS
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘPyrrhotite2.CC.10Fe1-xS
ⓘGalena2.CD.10PbS
ⓘvar. Silver-bearing Galena2.CD.10PbS with Ag
ⓘTetradymite2.DC.05Bi2Te2S
ⓘPyrite2.EB.05aFeS2
ⓘBournonite2.GA.50PbCuSbS3
ⓘ'Tetrahedrite Subgroup'2.GB.05Cu6(Cu4C2+2)Sb4S12S
ⓘ'var. Silver-bearing Tetrahedrite'2.GB.05(Cu,Ag)6[Cu4(Fe,Zn)2]Sb4S13
Group 3 - Halides
ⓘChlorargyrite3.AA.15AgCl
Group 4 - Oxides and Hydroxides
ⓘCuprite4.AA.10Cu2O
ⓘQuartz4.DA.05SiO2
ⓘPyrolusite4.DB.05Mn4+O2
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
ⓘSmithsonite5.AB.05ZnCO3
ⓘDolomite5.AB.10CaMg(CO3)2
ⓘAragonite5.AB.15CaCO3
ⓘCerussite5.AB.15PbCO3
ⓘAzurite5.BA.05Cu3(CO3)2(OH)2
ⓘMalachite5.BA.10Cu2(CO3)(OH)2
ⓘRosasite5.BA.10(Cu,Zn)2(CO3)(OH)2
ⓘAurichalcite5.BA.15(Zn,Cu)5(CO3)2(OH)6
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
ⓘAnglesite7.AD.35PbSO4
ⓘLinarite7.BC.65PbCu(SO4)(OH)2
Group 8 - Phosphates, Arsenates and Vanadates
ⓘDescloizite8.BH.40PbZn(VO4)(OH)
ⓘMimetite8.BN.05Pb5(AsO4)3Cl
ⓘVanadinite8.BN.05Pb5(VO4)3Cl
Group 9 - Silicates
ⓘHemimorphite9.BD.10Zn4Si2O7(OH)2 · H2O
ⓘChrysocolla9.ED.20Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1

List of minerals for each chemical element

HHydrogen
Hⓘ Aurichalcite(Zn,Cu)5(CO3)2(OH)6
Hⓘ AzuriteCu3(CO3)2(OH)2
Hⓘ ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Hⓘ DescloizitePbZn(VO4)(OH)
Hⓘ HemimorphiteZn4Si2O7(OH)2 · H2O
Hⓘ LinaritePbCu(SO4)(OH)2
Hⓘ MalachiteCu2(CO3)(OH)2
Hⓘ Rosasite(Cu,Zn)2(CO3)(OH)2
CCarbon
Cⓘ AragoniteCaCO3
Cⓘ Aurichalcite(Zn,Cu)5(CO3)2(OH)6
Cⓘ AzuriteCu3(CO3)2(OH)2
Cⓘ CalciteCaCO3
Cⓘ CerussitePbCO3
Cⓘ DolomiteCaMg(CO3)2
Cⓘ MalachiteCu2(CO3)(OH)2
Cⓘ Rosasite(Cu,Zn)2(CO3)(OH)2
Cⓘ SmithsoniteZnCO3
OOxygen
Oⓘ AnglesitePbSO4
Oⓘ AragoniteCaCO3
Oⓘ Aurichalcite(Zn,Cu)5(CO3)2(OH)6
Oⓘ AzuriteCu3(CO3)2(OH)2
Oⓘ CalciteCaCO3
Oⓘ CerussitePbCO3
Oⓘ ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Oⓘ CupriteCu2O
Oⓘ DescloizitePbZn(VO4)(OH)
Oⓘ DolomiteCaMg(CO3)2
Oⓘ HemimorphiteZn4Si2O7(OH)2 · H2O
Oⓘ LinaritePbCu(SO4)(OH)2
Oⓘ MalachiteCu2(CO3)(OH)2
Oⓘ MimetitePb5(AsO4)3Cl
Oⓘ PyrolusiteMn4+O2
Oⓘ QuartzSiO2
Oⓘ Rosasite(Cu,Zn)2(CO3)(OH)2
Oⓘ SmithsoniteZnCO3
Oⓘ VanadinitePb5(VO4)3Cl
MgMagnesium
Mgⓘ DolomiteCaMg(CO3)2
AlAluminium
Alⓘ ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
SiSilicon
Siⓘ ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Siⓘ HemimorphiteZn4Si2O7(OH)2 · H2O
Siⓘ QuartzSiO2
SSulfur
Sⓘ AnglesitePbSO4
Sⓘ BournonitePbCuSbS3
Sⓘ ChalcopyriteCuFeS2
Sⓘ CovelliteCuS
Sⓘ GalenaPbS
Sⓘ LinaritePbCu(SO4)(OH)2
Sⓘ PyriteFeS2
Sⓘ PyrrhotiteFe1-xS
Sⓘ SphaleriteZnS
Sⓘ TetradymiteBi2Te2S
Sⓘ Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
Sⓘ Tetrahedrite Subgroup var. Silver-bearing Tetrahedrite(Cu,Ag)6[Cu4(Fe,Zn)2]Sb4S13
Sⓘ Galena var. Silver-bearing GalenaPbS with Ag
ClChlorine
Clⓘ ChlorargyriteAgCl
Clⓘ MimetitePb5(AsO4)3Cl
Clⓘ VanadinitePb5(VO4)3Cl
CaCalcium
Caⓘ AragoniteCaCO3
Caⓘ CalciteCaCO3
Caⓘ DolomiteCaMg(CO3)2
VVanadium
Vⓘ DescloizitePbZn(VO4)(OH)
Vⓘ VanadinitePb5(VO4)3Cl
MnManganese
Mnⓘ PyrolusiteMn4+O2
FeIron
Feⓘ ChalcopyriteCuFeS2
Feⓘ PyriteFeS2
Feⓘ PyrrhotiteFe1-xS
Feⓘ Tetrahedrite Subgroup var. Silver-bearing Tetrahedrite(Cu,Ag)6[Cu4(Fe,Zn)2]Sb4S13
CuCopper
Cuⓘ Aurichalcite(Zn,Cu)5(CO3)2(OH)6
Cuⓘ AzuriteCu3(CO3)2(OH)2
Cuⓘ BournonitePbCuSbS3
Cuⓘ ChalcopyriteCuFeS2
Cuⓘ ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Cuⓘ CovelliteCuS
Cuⓘ CupriteCu2O
Cuⓘ Native CopperCu
Cuⓘ LinaritePbCu(SO4)(OH)2
Cuⓘ MalachiteCu2(CO3)(OH)2
Cuⓘ Rosasite(Cu,Zn)2(CO3)(OH)2
Cuⓘ Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
Cuⓘ Tetrahedrite Subgroup var. Silver-bearing Tetrahedrite(Cu,Ag)6[Cu4(Fe,Zn)2]Sb4S13
ZnZinc
Znⓘ Aurichalcite(Zn,Cu)5(CO3)2(OH)6
Znⓘ DescloizitePbZn(VO4)(OH)
Znⓘ HemimorphiteZn4Si2O7(OH)2 · H2O
Znⓘ Rosasite(Cu,Zn)2(CO3)(OH)2
Znⓘ SmithsoniteZnCO3
Znⓘ SphaleriteZnS
Znⓘ Tetrahedrite Subgroup var. Silver-bearing Tetrahedrite(Cu,Ag)6[Cu4(Fe,Zn)2]Sb4S13
AsArsenic
Asⓘ MimetitePb5(AsO4)3Cl
AgSilver
Agⓘ ChlorargyriteAgCl
Agⓘ Native SilverAg
Agⓘ Tetrahedrite Subgroup var. Silver-bearing Tetrahedrite(Cu,Ag)6[Cu4(Fe,Zn)2]Sb4S13
Agⓘ Galena var. Silver-bearing GalenaPbS with Ag
SbAntimony
Sbⓘ BournonitePbCuSbS3
Sbⓘ Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
Sbⓘ Tetrahedrite Subgroup var. Silver-bearing Tetrahedrite(Cu,Ag)6[Cu4(Fe,Zn)2]Sb4S13
TeTellurium
Teⓘ TetradymiteBi2Te2S
PbLead
Pbⓘ AnglesitePbSO4
Pbⓘ BournonitePbCuSbS3
Pbⓘ CerussitePbCO3
Pbⓘ DescloizitePbZn(VO4)(OH)
Pbⓘ GalenaPbS
Pbⓘ LinaritePbCu(SO4)(OH)2
Pbⓘ MimetitePb5(AsO4)3Cl
Pbⓘ VanadinitePb5(VO4)3Cl
Pbⓘ Galena var. Silver-bearing GalenaPbS with Ag
BiBismuth
Biⓘ TetradymiteBi2Te2S

Other Regions, Features and Areas containing this locality


This page 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. This locality information is for reference purposes only. You should never attempt to visit any sites listed in mindat.org without first ensuring that you have the permission of the land and/or mineral rights holders for access and that you are aware of all safety precautions necessary.

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