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

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Key
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Location is approximate, estimate based on other nearby localities.
 
Latitude & Longitude (WGS84): 45° North , 111° West (est.)
Margin of Error:~77km
Locality type:Mining District
Köppen climate type:Dfb : Warm-summer humid continental climate


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

Regions containing this locality

North America PlateTectonic Plate
Rocky Mountains, North AmericaMountain Range

Select Mineral List Type

Standard Detailed Strunz Dana 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

32 valid minerals.

Rock Types Recorded

Note: this is a very new system on mindat.org and 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
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
'Allanite Group'
Formula: {A12+REE3+}{M3+2M32+}(Si2O7)(SiO4)O(OH)
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Arsenopyrite
Formula: FeAsS
Reference: USGS Prof Paper 610 "Principal Gold Producing Districts of the United States"
Bornite
Formula: Cu5FeS4
Calcite
Formula: CaCO3
Cerussite
Formula: PbCO3
Reference: Museum of Natural History, Roger Williams Park, Prov., RI G4708 6931
Chalcocite
Formula: Cu2S
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Chalcopyrite
Formula: CuFeS2
Localities: Reported from at least 7 localities in this region.
Reference: The Ore Deposits of The United States and Canada, James F. Kemp, 1906
Chlorargyrite
Formula: AgCl
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.; USGS Bull 574
'Chlorite Group'
Chromite
Formula: Fe2+Cr3+2O4
Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Chrysotile
Formula: Mg3(Si2O5)(OH)4
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Clinozoisite
Formula: {Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Copper
Formula: Cu
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
'Copper Stain'
Reference: USGS Prof Paper 610 "Principal Gold Producing Districts of the United States"
Epidote
Formula: {Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.; USGS Bull 574
'Feldspar Group'
Reference: Gobla, M.J. (2012) Montana mineral locality index. Rocks & Minerals, 87, #3, 208-240; Chris Tucker and John Betts specimens.
Galena
Formula: PbS
Localities: Reported from at least 7 localities in this region.
Reference: USGS Prof Paper 610 "Principal Gold Producing Districts of the United States"
Galena var: Argentiferous Galena
Formula: PbS
Reference: USGS Bull 574
'Garnet Group'
Formula: X3Z2(SiO4)3
Gold
Formula: Au
Localities: Reported from at least 14 localities in this region.
Reference: USGS Prof Paper 610 "Principal Gold Producing Districts of the United States"
Graphite
Formula: C
Hematite
Formula: Fe2O3
Reference: USGS Prof Paper 610 "Principal Gold Producing Districts of the United States"
'K Feldspar'
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.; USGS Bull 574
'Limonite'
Formula: (Fe,O,OH,H2O)
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.; USGS Bull 574
Magnetite
Formula: Fe2+Fe3+2O4
Malachite
Formula: Cu2(CO3)(OH)2
'Mica Group'
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.; USGS Bull 574
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Pyrite
Formula: FeS2
Localities: Reported from at least 8 localities in this region.
Reference: USGS Prof Paper 610 "Principal Gold Producing Districts of the United States"
Pyrite var: Auriferous Pyrite
Formula: FeS2
Reference: USGS Bull 574
Quartz
Formula: SiO2
Localities: Reported from at least 10 localities in this region.
Reference: The Ore Deposits of The United States and Canada, James F. Kemp, 1906
Rutile
Formula: TiO2
Siderite
Formula: FeCO3
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Sillimanite
Formula: Al2(SiO4)O
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.
Silver
Formula: Ag
Sphalerite
Formula: ZnS
Talc
Formula: Mg3Si4O10(OH)2
Tetrahedrite
Formula: Cu6[Cu4(Fe,Zn)2]Sb4S13
Reference: The Ore Deposits of The United States and Canada, James F. Kemp, 1906
Tetrahedrite var: Argentian Tetrahedrite
Formula: (Cu,Ag)6[Cu4(Fe,Zn)2]Sb4S13
Reference: USGS Bull 574
Zircon
Formula: Zr(SiO4)
Reference: U.S. Geological Survey, 2005, Mineral Resources Data System: U.S. Geological Survey, Reston, Virginia.

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Copper1.AA.05Cu
Gold1.AA.05Au
Graphite1.CB.05aC
Silver1.AA.05Ag
Group 2 - Sulphides and Sulfosalts
Acanthite2.BA.35Ag2S
Arsenopyrite2.EB.20FeAsS
Bornite2.BA.15Cu5FeS4
Chalcocite2.BA.05Cu2S
Chalcopyrite2.CB.10aCuFeS2
Galena2.CD.10PbS
var: Argentiferous Galena2.CD.10PbS
Pyrite2.EB.05aFeS2
var: Auriferous Pyrite2.EB.05aFeS2
Sphalerite2.CB.05aZnS
Tetrahedrite2.GB.05Cu6[Cu4(Fe,Zn)2]Sb4S13
var: Argentian Tetrahedrite2.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
Hematite4.CB.05Fe2O3
Magnetite4.BB.05Fe2+Fe3+2O4
Quartz4.DA.05SiO2
Rutile4.DB.05TiO2
Group 5 - Nitrates and Carbonates
Ankerite5.AB.10Ca(Fe2+,Mg)(CO3)2
Calcite5.AB.05CaCO3
Cerussite5.AB.15PbCO3
Malachite5.BA.10Cu2(CO3)(OH)2
Siderite5.AB.05FeCO3
Group 9 - Silicates
Chrysocolla9.ED.20Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Chrysotile9.ED.15Mg3(Si2O5)(OH)4
Clinozoisite9.BG.05a{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Epidote9.BG.05a{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
Sillimanite9.AF.05Al2(SiO4)O
Talc9.EC.05Mg3Si4O10(OH)2
Zircon9.AD.30Zr(SiO4)
Unclassified Minerals, Rocks, etc.
'Allanite Group'-{A12+REE3+}{M3+2M32+}(Si2O7)(SiO4)O(OH)
'Chlorite Group'-
'Copper Stain'-
'Feldspar Group'-
'Garnet Group'-X3Z2(SiO4)3
'K Feldspar'-
'Limonite'-(Fe,O,OH,H2O)
'Mica Group'-

List of minerals arranged by Dana 8th Edition classification

Group 1 - NATIVE ELEMENTS AND ALLOYS
Metals, other than the Platinum Group
Copper1.1.1.3Cu
Gold1.1.1.1Au
Silver1.1.1.2Ag
Semi-metals and non-metals
Graphite1.3.6.2C
Group 2 - SULFIDES
AmBnXp, with (m+n):p = 2:1
Acanthite2.4.1.1Ag2S
Chalcocite2.4.7.1Cu2S
AmBnXp, with (m+n):p = 3:2
Bornite2.5.2.1Cu5FeS4
AmXp, with m:p = 1:1
Galena2.8.1.1PbS
Sphalerite2.8.2.1ZnS
AmBnXp, with (m+n):p = 1:1
Chalcopyrite2.9.1.1CuFeS2
AmBnXp, with (m+n):p = 1:2
Arsenopyrite2.12.4.1FeAsS
Pyrite2.12.1.1FeS2
Group 3 - SULFOSALTS
3 <ø < 4
Tetrahedrite3.3.6.1Cu6[Cu4(Fe,Zn)2]Sb4S13
Group 4 - SIMPLE OXIDES
A2X3
Hematite4.3.1.2Fe2O3
AX2
Rutile4.4.1.1TiO2
Group 7 - MULTIPLE OXIDES
AB2X4
Chromite7.2.3.3Fe2+Cr3+2O4
Magnetite7.2.2.3Fe2+Fe3+2O4
Group 9 - NORMAL HALIDES
AX
Chlorargyrite9.1.4.1AgCl
Group 14 - ANHYDROUS NORMAL CARBONATES
A(XO3)
Calcite14.1.1.1CaCO3
Cerussite14.1.3.4PbCO3
Siderite14.1.1.3FeCO3
AB(XO3)2
Ankerite14.2.1.2Ca(Fe2+,Mg)(CO3)2
Group 16a - ANHYDROUS CARBONATES CONTAINING HYDROXYL OR HALOGEN
Malachite16a.3.1.1Cu2(CO3)(OH)2
Group 51 - NESOSILICATES Insular SiO4 Groups Only
Insular SiO4 Groups Only with cations in >[6] coordination
Zircon51.5.2.1Zr(SiO4)
Group 52 - NESOSILICATES Insular SiO4 Groups and O,OH,F,H2O
Insular SiO4 Groups and O, OH, F, and H2O with cations in [4] and >[4] coordination
Sillimanite52.2.2a.1Al2(SiO4)O
Group 58 - SOROSILICATES Insular, Mixed, Single, and Larger Tetrahedral Groups
Insular, Mixed, Single, and Larger Tetrahedral Groups with cations in [6] and higher coordination; single and double groups (n = 1, 2)
Clinozoisite58.2.1a.4{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Epidote58.2.1a.7{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Group 71 - PHYLLOSILICATES Sheets of Six-Membered Rings
Sheets of 6-membered rings with 1:1 layers
Chrysotile71.1.5.1Mg3(Si2O5)(OH)4
Sheets of 6-membered rings with 2:1 layers
Muscovite71.2.2a.1KAl2(AlSi3O10)(OH)2
Talc71.2.1.3Mg3Si4O10(OH)2
Group 74 - PHYLLOSILICATES Modulated Layers
Modulated Layers with joined strips
Chrysocolla74.3.2.1Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Group 75 - TECTOSILICATES Si Tetrahedral Frameworks
Si Tetrahedral Frameworks - SiO2 with [4] coordinated Si
Quartz75.1.3.1SiO2
Unclassified Minerals, Mixtures, etc.
'Allanite Group'-{A12+REE3+}{M3+2M32+}(Si2O7)(SiO4)O(OH)
'Chlorite Group'-
'Copper Stain'-
'Feldspar Group'-
Galena
var: Argentiferous Galena
-PbS
'Garnet Group'-X3Z2(SiO4)3
'K Feldspar'-
'Limonite'-(Fe,O,OH,H2O)
'Mica Group'-
Pyrite
var: Auriferous Pyrite
-FeS2
Tetrahedrite
var: Argentian Tetrahedrite
-(Cu,Ag)6[Cu4(Fe,Zn)2]Sb4S13

List of minerals for each chemical element

HHydrogen
H TalcMg3Si4O10(OH)2
H MalachiteCu2(CO3)(OH)2
H ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
H ChrysotileMg3(Si2O5)(OH)4
H Clinozoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
H Limonite(Fe,O,OH,H2O)
H Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
H MuscoviteKAl2(AlSi3O10)(OH)2
H Allanite Group{A12+REE3+}{M23+M32+}(Si2O7)(SiO4)O(OH)
CCarbon
C CerussitePbCO3
C MalachiteCu2(CO3)(OH)2
C GraphiteC
C CalciteCaCO3
C AnkeriteCa(Fe2+,Mg)(CO3)2
C SideriteFeCO3
OOxygen
O QuartzSiO2
O HematiteFe2O3
O CerussitePbCO3
O TalcMg3Si4O10(OH)2
O MagnetiteFe2+Fe23+O4
O MalachiteCu2(CO3)(OH)2
O ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
O Garnet GroupX3Z2(SiO4)3
O RutileTiO2
O ChrysotileMg3(Si2O5)(OH)4
O ZirconZr(SiO4)
O ChromiteFe2+Cr23+O4
O Clinozoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
O SillimaniteAl2(SiO4)O
O Limonite(Fe,O,OH,H2O)
O Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
O MuscoviteKAl2(AlSi3O10)(OH)2
O CalciteCaCO3
O AnkeriteCa(Fe2+,Mg)(CO3)2
O SideriteFeCO3
O Allanite Group{A12+REE3+}{M23+M32+}(Si2O7)(SiO4)O(OH)
MgMagnesium
Mg TalcMg3Si4O10(OH)2
Mg ChrysotileMg3(Si2O5)(OH)4
Mg AnkeriteCa(Fe2+,Mg)(CO3)2
AlAluminium
Al ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Al Clinozoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Al SillimaniteAl2(SiO4)O
Al Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Al MuscoviteKAl2(AlSi3O10)(OH)2
SiSilicon
Si QuartzSiO2
Si TalcMg3Si4O10(OH)2
Si ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Si Garnet GroupX3Z2(SiO4)3
Si ChrysotileMg3(Si2O5)(OH)4
Si ZirconZr(SiO4)
Si Clinozoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Si SillimaniteAl2(SiO4)O
Si Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si Allanite Group{A12+REE3+}{M23+M32+}(Si2O7)(SiO4)O(OH)
SSulfur
S ChalcopyriteCuFeS2
S TetrahedriteCu6[Cu4(Fe,Zn)2]Sb4S13
S PyriteFeS2
S ArsenopyriteFeAsS
S GalenaPbS
S SphaleriteZnS
S BorniteCu5FeS4
S ChalcociteCu2S
S AcanthiteAg2S
S Tetrahedrite (var: Argentian Tetrahedrite)(Cu,Ag)6[Cu4(Fe,Zn)2]Sb4S13
S Galena (var: Argentiferous Galena)PbS
S Pyrite (var: Auriferous Pyrite)FeS2
ClChlorine
Cl ChlorargyriteAgCl
KPotassium
K MuscoviteKAl2(AlSi3O10)(OH)2
CaCalcium
Ca Clinozoisite{Ca2}{Al3}(Si2O7)(SiO4)O(OH)
Ca Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Ca CalciteCaCO3
Ca AnkeriteCa(Fe2+,Mg)(CO3)2
TiTitanium
Ti RutileTiO2
CrChromium
Cr ChromiteFe2+Cr23+O4
FeIron
Fe ChalcopyriteCuFeS2
Fe TetrahedriteCu6[Cu4(Fe,Zn)2]Sb4S13
Fe PyriteFeS2
Fe ArsenopyriteFeAsS
Fe HematiteFe2O3
Fe MagnetiteFe2+Fe23+O4
Fe BorniteCu5FeS4
Fe ChromiteFe2+Cr23+O4
Fe Limonite(Fe,O,OH,H2O)
Fe Epidote{Ca2}{Al2Fe3+}(Si2O7)(SiO4)O(OH)
Fe AnkeriteCa(Fe2+,Mg)(CO3)2
Fe SideriteFeCO3
Fe Tetrahedrite (var: Argentian Tetrahedrite)(Cu,Ag)6[Cu4(Fe,Zn)2]Sb4S13
Fe Pyrite (var: Auriferous Pyrite)FeS2
CuCopper
Cu ChalcopyriteCuFeS2
Cu TetrahedriteCu6[Cu4(Fe,Zn)2]Sb4S13
Cu MalachiteCu2(CO3)(OH)2
Cu BorniteCu5FeS4
Cu ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O
Cu ChalcociteCu2S
Cu CopperCu
Cu Tetrahedrite (var: Argentian Tetrahedrite)(Cu,Ag)6[Cu4(Fe,Zn)2]Sb4S13
ZnZinc
Zn TetrahedriteCu6[Cu4(Fe,Zn)2]Sb4S13
Zn SphaleriteZnS
Zn Tetrahedrite (var: Argentian Tetrahedrite)(Cu,Ag)6[Cu4(Fe,Zn)2]Sb4S13
AsArsenic
As ArsenopyriteFeAsS
ZrZirconium
Zr ZirconZr(SiO4)
AgSilver
Ag SilverAg
Ag ChlorargyriteAgCl
Ag AcanthiteAg2S
Ag Tetrahedrite (var: Argentian Tetrahedrite)(Cu,Ag)6[Cu4(Fe,Zn)2]Sb4S13
SbAntimony
Sb TetrahedriteCu6[Cu4(Fe,Zn)2]Sb4S13
Sb Tetrahedrite (var: Argentian Tetrahedrite)(Cu,Ag)6[Cu4(Fe,Zn)2]Sb4S13
AuGold
Au GoldAu
PbLead
Pb GalenaPbS
Pb CerussitePbCO3
Pb Galena (var: Argentiferous Galena)PbS

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