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Sheridan Mining District (Mill Creek Mining District; Wisconsin Mining District), Madison County, Montana, USAi
Regional Level Types
Sheridan Mining District (Mill Creek Mining District; Wisconsin Mining District)Mining District
Madison CountyCounty
MontanaState
USACountry

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PhotosMapsSearch
00158480017272077837473.jpg
Sunbeam Tram

Sunbeam Mine, Sheridan Mining District, Madison County, Montana, USA
08306580017272077835262.jpg
Leggat Dump

Leggat Mine, Sheridan Mining District, Madison County, Montana, USA
09828130017272077846939.jpg
Hoist

Leggat Mine, Sheridan Mining District, Madison County, Montana, USA
00158480017272077837473.jpg
Sunbeam Tram

Sunbeam Mine, Sheridan Mining District, Madison County, Montana, USA
08306580017272077835262.jpg
Leggat Dump

Leggat Mine, Sheridan Mining District, Madison County, Montana, USA
09828130017272077846939.jpg
Hoist

Leggat Mine, Sheridan Mining District, Madison County, Montana, USA
00158480017272077837473.jpg
Sunbeam Tram

Sunbeam Mine, Sheridan Mining District, Madison County, Montana, USA
08306580017272077835262.jpg
Leggat Dump

Leggat Mine, Sheridan Mining District, Madison County, Montana, USA


8 miles east of Sheridan. Au, Pb, Ag, Cu. Tellurides.

Select Mineral List Type

Standard Detailed Gallery Strunz Chemical Elements

Commodity 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-localities

33 valid minerals.

Rock Types Recorded

Note: data is currently VERY limited. Please bear with us while we work towards adding this information!

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

Select Rock List Type

Alphabetical List Tree Diagram

Detailed Mineral List:

ⓘ Acanthite
Formula: Ag2S
ⓘ 'Allanite Group'
Formula: (A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)
ⓘ Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
ⓘ Arsenopyrite
Formula: FeAsS
ⓘ Bornite
Formula: Cu5FeS4
ⓘ Calcite
Formula: CaCO3
ⓘ Cerussite
Formula: PbCO3
ⓘ Chalcocite
Formula: Cu2S
ⓘ Chalcopyrite
Formula: CuFeS2
Localities: Reported from at least 8 localities in this region.
ⓘ Chlorargyrite
Formula: AgCl
ⓘ 'Chlorite Group'
ⓘ Chromite
Formula: Fe2+Cr3+2O4
ⓘ Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
ⓘ Chrysotile
Formula: Mg3(Si2O5)(OH)4
ⓘ Clinozoisite
Formula: (CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
ⓘ 'Copper Stain'
ⓘ Covellite
Formula: CuS
ⓘ Epidote
Formula: (CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
ⓘ 'Feldspar Group'
ⓘ Galena
Formula: PbS
Localities: Reported from at least 8 localities in this region.
ⓘ Galena var. Silver-bearing Galena
Formula: PbS with Ag
ⓘ 'Garnet Group'
Formula: X3Z2(SiO4)3
ⓘ Graphite
Formula: C
ⓘ Hematite
Formula: Fe2O3
ⓘ 'K Feldspar'
ⓘ 'Limonite'
ⓘ Magnetite
Formula: Fe2+Fe3+2O4
ⓘ Malachite
Formula: Cu2(CO3)(OH)2
ⓘ 'Mica Group'
ⓘ Muscovite
Formula: KAl2(AlSi3O10)(OH)2
ⓘ Native Copper
Formula: Cu
ⓘ Native Gold
Formula: Au
Localities: Reported from at least 14 localities in this region.
ⓘ Native Silver
Formula: Ag
ⓘ Pyrite
Formula: FeS2
Localities: Reported from at least 9 localities in this region.
ⓘ Pyrite var. Gold-bearing Pyrite
Formula: FeS2
ⓘ Pyrrhotite
Formula: Fe1-xS
ⓘ Quartz
Formula: SiO2
Localities: Reported from at least 11 localities in this region.
ⓘ Rutile
Formula: TiO2
ⓘ Siderite
Formula: FeCO3
ⓘ Sillimanite
Formula: Al2(SiO4)O
ⓘ Sphalerite
Formula: ZnS
Localities: Reported from at least 6 localities in this region.
ⓘ Talc
Formula: Mg3Si4O10(OH)2
ⓘ 'Tetrahedrite Subgroup'
Formula: Cu6(Cu4C2+2)Sb4S12S
ⓘ 'Tetrahedrite Subgroup var. Silver-bearing Tetrahedrite'
Formula: (Cu,Ag)6[Cu4(Fe,Zn)2]Sb4S13
ⓘ Zircon
Formula: Zr(SiO4)

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
ⓘNative Copper1.AA.05Cu
ⓘNative Gold1.AA.05Au
ⓘNative Silver1.AA.05Ag
ⓘGraphite1.CB.05aC
Group 2 - Sulphides and Sulfosalts
ⓘChalcocite2.BA.05Cu2S
ⓘBornite2.BA.15Cu5FeS4
ⓘAcanthite2.BA.35Ag2S
ⓘCovellite2.CA.05aCuS
ⓘSphalerite2.CB.05aZnS
ⓘChalcopyrite2.CB.10aCuFeS2
ⓘPyrrhotite2.CC.10Fe1-xS
ⓘGalena2.CD.10PbS
ⓘvar. Silver-bearing Galena2.CD.10PbS with Ag
ⓘPyrite
var. Gold-bearing Pyrite		2.EB.05aFeS2
ⓘ2.EB.05aFeS2
ⓘArsenopyrite2.EB.20FeAsS
ⓘ'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
ⓘChromite4.BB.05Fe2+Cr3+2O4
ⓘMagnetite4.BB.05Fe2+Fe3+2O4
ⓘHematite4.CB.05Fe2O3
ⓘQuartz4.DA.05SiO2
ⓘRutile4.DB.05TiO2
Group 5 - Nitrates and Carbonates
ⓘCalcite5.AB.05CaCO3
ⓘSiderite5.AB.05FeCO3
ⓘAnkerite5.AB.10Ca(Fe2+,Mg)(CO3)2
ⓘCerussite5.AB.15PbCO3
ⓘMalachite5.BA.10Cu2(CO3)(OH)2
Group 9 - Silicates
ⓘChrysotile9.00.Mg3(Si2O5)(OH)4
ⓘZircon9.AD.30Zr(SiO4)
ⓘSillimanite9.AF.05Al2(SiO4)O
ⓘClinozoisite9.BG.05a(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
ⓘEpidote9.BG.05a(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
ⓘTalc9.EC.05Mg3Si4O10(OH)2
ⓘMuscovite9.EC.15KAl2(AlSi3O10)(OH)2
ⓘChrysocolla9.ED.20Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Unclassified
ⓘ'Chlorite Group'-
ⓘ'Feldspar Group'-
ⓘ'Limonite'-
ⓘ'Mica Group'-
ⓘ'K Feldspar'-
ⓘ'Garnet Group'-X3Z2(SiO4)3
ⓘ'Copper Stain'-
ⓘ'Allanite Group'-(A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)

List of minerals for each chemical element

HHydrogen
Hⓘ ChrysotileMg3(Si2O5)(OH)4
Hⓘ ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Hⓘ Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Hⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Hⓘ MalachiteCu2(CO3)(OH)2
Hⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Hⓘ TalcMg3Si4O10(OH)2
Hⓘ Allanite Group(A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)
CCarbon
Cⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Cⓘ CalciteCaCO3
Cⓘ CerussitePbCO3
Cⓘ GraphiteC
Cⓘ MalachiteCu2(CO3)(OH)2
Cⓘ SideriteFeCO3
OOxygen
Oⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Oⓘ CalciteCaCO3
Oⓘ CerussitePbCO3
Oⓘ ChrysotileMg3(Si2O5)(OH)4
Oⓘ ChromiteFe2+Cr23+O4
Oⓘ ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Oⓘ Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Oⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Oⓘ HematiteFe2O3
Oⓘ MagnetiteFe2+Fe23+O4
Oⓘ MalachiteCu2(CO3)(OH)2
Oⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Oⓘ QuartzSiO2
Oⓘ RutileTiO2
Oⓘ SideriteFeCO3
Oⓘ SillimaniteAl2(SiO4)O
Oⓘ TalcMg3Si4O10(OH)2
Oⓘ ZirconZr(SiO4)
Oⓘ Garnet GroupX3Z2(SiO4)3
Oⓘ Allanite Group(A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)
MgMagnesium
Mgⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Mgⓘ ChrysotileMg3(Si2O5)(OH)4
Mgⓘ TalcMg3Si4O10(OH)2
AlAluminium
Alⓘ ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Alⓘ Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Alⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Alⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Alⓘ SillimaniteAl2(SiO4)O
SiSilicon
Siⓘ ChrysotileMg3(Si2O5)(OH)4
Siⓘ ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Siⓘ Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Siⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Siⓘ MuscoviteKAl2(AlSi3O10)(OH)2
Siⓘ QuartzSiO2
Siⓘ SillimaniteAl2(SiO4)O
Siⓘ TalcMg3Si4O10(OH)2
Siⓘ ZirconZr(SiO4)
Siⓘ Garnet GroupX3Z2(SiO4)3
Siⓘ Allanite Group(A12+REE3+)(M13+M23+M32+)O[Si2O7][SiO4](OH)
SSulfur
Sⓘ AcanthiteAg2S
Sⓘ ArsenopyriteFeAsS
Sⓘ Pyrite var. Gold-bearing PyriteFeS2
Sⓘ BorniteCu5FeS4
Sⓘ ChalcopyriteCuFeS2
Sⓘ ChalcociteCu2S
Sⓘ CovelliteCuS
Sⓘ GalenaPbS
Sⓘ PyriteFeS2
Sⓘ PyrrhotiteFe1-xS
Sⓘ SphaleriteZnS
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
KPotassium
Kⓘ MuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
Caⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Caⓘ CalciteCaCO3
Caⓘ Clinozoisite(CaCa)(AlAlAl)O[Si2O7][SiO4](OH)
Caⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
TiTitanium
Tiⓘ RutileTiO2
CrChromium
Crⓘ ChromiteFe2+Cr23+O4
FeIron
Feⓘ AnkeriteCa(Fe2+,Mg)(CO3)2
Feⓘ ArsenopyriteFeAsS
Feⓘ Pyrite var. Gold-bearing PyriteFeS2
Feⓘ BorniteCu5FeS4
Feⓘ ChalcopyriteCuFeS2
Feⓘ ChromiteFe2+Cr23+O4
Feⓘ Epidote(CaCa)(AlAlFe3+)O[Si2O7][SiO4](OH)
Feⓘ HematiteFe2O3
Feⓘ MagnetiteFe2+Fe23+O4
Feⓘ PyriteFeS2
Feⓘ PyrrhotiteFe1-xS
Feⓘ SideriteFeCO3
Feⓘ Tetrahedrite Subgroup var. Silver-bearing Tetrahedrite(Cu,Ag)6[Cu4(Fe,Zn)2]Sb4S13
CuCopper
Cuⓘ BorniteCu5FeS4
Cuⓘ ChalcopyriteCuFeS2
Cuⓘ ChalcociteCu2S
Cuⓘ ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Cuⓘ CovelliteCuS
Cuⓘ Native CopperCu
Cuⓘ MalachiteCu2(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ⓘ SphaleriteZnS
Znⓘ Tetrahedrite Subgroup var. Silver-bearing Tetrahedrite(Cu,Ag)6[Cu4(Fe,Zn)2]Sb4S13
AsArsenic
Asⓘ ArsenopyriteFeAsS
ZrZirconium
Zrⓘ ZirconZr(SiO4)
AgSilver
Agⓘ AcanthiteAg2S
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ⓘ Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
Sbⓘ Tetrahedrite Subgroup var. Silver-bearing Tetrahedrite(Cu,Ag)6[Cu4(Fe,Zn)2]Sb4S13
AuGold
Auⓘ Native GoldAu
PbLead
Pbⓘ CerussitePbCO3
Pbⓘ GalenaPbS
Pbⓘ Galena var. Silver-bearing GalenaPbS with Ag

Fossils

This region is too big or complex to display the fossil list, try looking at smaller subregions.

Localities in this Region

USA
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Other Regions, Features and Areas that Intersect

North AmericaContinent
North America PlateTectonic Plate

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