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Cataract Mining District (Comet Mining District; Basin Mining District), Jefferson County, Montana, USAi
Regional Level Types
Cataract Mining District (Comet Mining District; Basin Mining District)Mining District
Jefferson CountyCounty
MontanaState
USACountry

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Basin. Au, Ag, Pb, Cu.

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

32 valid minerals.

Rock Types Recorded


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
Anhydrite ?
Formula: CaSO4
References:
Paul Senn CollectionIdentified by Paul Senn: Visual Identification
Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
Arsenopyrite
Formula: FeAsS
Baryte
Formula: BaSO4
Boulangerite
Formula: Pb5Sb4S11
Calcite
Formula: CaCO3
Cassiterite
Formula: SnO2
Cerussite
Formula: PbCO3
Chalcopyrite
Formula: CuFeS2
Localities: Reported from at least 28 localities in this region.
Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Covellite
Formula: CuS
Dolomite
Formula: CaMg(CO3)2
Dumortierite
Formula: Al(Al2O)(Al2O)2(SiO4)3(BO3)
Galena
Formula: PbS
Localities: Reported from at least 49 localities in this region.
Hematite
Formula: Fe2O3
Kaolinite
Formula: Al2(Si2O5)(OH)4
'K Feldspar'
'Limonite'
Localities: Reported from at least 6 localities in this region.
Malachite
Formula: Cu2(CO3)(OH)2
Marcasite
Formula: FeS2
Molybdenite
Formula: MoS2
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Muscovite var. Illite
Formula: K0.65Al2.0[Al0.65Si3.35O10](OH)2
Muscovite var. Sericite
Formula: KAl2(AlSi3O10)(OH)2
Native Gold
Formula: Au
Localities: Reported from at least 68 localities in this region.
Native Silver
Formula: Ag
Polybasite
Formula: [Ag6Sb2S7][Ag9CuS4]
Proustite
Formula: Ag3AsS3
Pyrite
Formula: FeS2
Localities: Reported from at least 49 localities in this region.
Quartz
Formula: SiO2
Localities: Reported from at least 57 localities in this region.
Quartz var. Smoky Quartz
Formula: SiO2
Rhodochrosite
Formula: MnCO3
Schorl
Formula: NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)
Siderite
Formula: FeCO3
Sphalerite
Formula: ZnS
Localities: Reported from at least 39 localities in this region.
'Tetrahedrite Subgroup'
Formula: Cu6(Cu4C2+2)Sb4S12S
Localities: Reported from at least 15 localities in this region.
'Tourmalinated Quartz'
'Tourmaline'
Formula: AD3G6(T6O18)(BO3)3X3Z
Localities: Reported from at least 9 localities in this region.
Uraninite
Formula: UO2

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Native Gold1.AA.05Au
Native Silver1.AA.05Ag
Group 2 - Sulphides and Sulfosalts
Acanthite2.BA.35Ag2S
Covellite2.CA.05aCuS
Sphalerite2.CB.05aZnS
Chalcopyrite2.CB.10aCuFeS2
Galena2.CD.10PbS
Molybdenite2.EA.30MoS2
Pyrite2.EB.05aFeS2
Marcasite2.EB.10aFeS2
Arsenopyrite2.EB.20FeAsS
Proustite2.GA.05Ag3AsS3
'Tetrahedrite Subgroup'2.GB.05Cu6(Cu4C2+2)Sb4S12S
Polybasite2.GB.15[Ag6Sb2S7][Ag9CuS4]
Boulangerite2.HC.15Pb5Sb4S11
Group 4 - Oxides and Hydroxides
Hematite4.CB.05Fe2O3
Quartz4.DA.05SiO2
var. Smoky Quartz4.DA.05SiO2
Cassiterite4.DB.05SnO2
Uraninite4.DL.05UO2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Rhodochrosite5.AB.05MnCO3
Siderite5.AB.05FeCO3
Ankerite5.AB.10Ca(Fe2+,Mg)(CO3)2
Dolomite5.AB.10CaMg(CO3)2
Cerussite5.AB.15PbCO3
Malachite5.BA.10Cu2(CO3)(OH)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Anhydrite ?7.AD.30CaSO4
Baryte7.AD.35BaSO4
Group 9 - Silicates
Dumortierite9.AJ.10Al(Al2O)(Al2O)2(SiO4)3(BO3)
Schorl9.CK.05NaFe2+3Al6(Si6O18)(BO3)3(OH)3(OH)
Muscovite
var. Illite
9.EC.15K0.65Al2.0[Al0.65Si3.35O10](OH)2
9.EC.15KAl2(AlSi3O10)(OH)2
var. Sericite9.EC.15KAl2(AlSi3O10)(OH)2
Kaolinite9.ED.05Al2(Si2O5)(OH)4
Chrysocolla9.ED.20Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Unclassified
'Limonite'-
'Tourmaline'-AD3G6(T6O18)(BO3)3X3Z
'K Feldspar'-
'Tourmalinated Quartz'-

List of minerals for each chemical element

HHydrogen
H ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
H Muscovite var. IlliteK0.65Al2.0[Al0.65Si3.35O10](OH)2
H KaoliniteAl2(Si2O5)(OH)4
H MalachiteCu2(CO3)(OH)2
H MuscoviteKAl2(AlSi3O10)(OH)2
H SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
H Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
BBoron
B DumortieriteAl(Al2O)(Al2O)2(SiO4)3(BO3)
B SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
B TourmalineAD3G6(T6O18)(BO3)3X3Z
CCarbon
C AnkeriteCa(Fe2+,Mg)(CO3)2
C CalciteCaCO3
C CerussitePbCO3
C DolomiteCaMg(CO3)2
C MalachiteCu2(CO3)(OH)2
C RhodochrositeMnCO3
C SideriteFeCO3
OOxygen
O AnhydriteCaSO4
O AnkeriteCa(Fe2+,Mg)(CO3)2
O BaryteBaSO4
O CalciteCaCO3
O CassiteriteSnO2
O CerussitePbCO3
O ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
O DolomiteCaMg(CO3)2
O DumortieriteAl(Al2O)(Al2O)2(SiO4)3(BO3)
O HematiteFe2O3
O Muscovite var. IlliteK0.65Al2.0[Al0.65Si3.35O10](OH)2
O KaoliniteAl2(Si2O5)(OH)4
O MalachiteCu2(CO3)(OH)2
O MuscoviteKAl2(AlSi3O10)(OH)2
O QuartzSiO2
O RhodochrositeMnCO3
O SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
O SideriteFeCO3
O Quartz var. Smoky QuartzSiO2
O TourmalineAD3G6(T6O18)(BO3)3X3Z
O UraniniteUO2
O Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
NaSodium
Na SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
MgMagnesium
Mg AnkeriteCa(Fe2+,Mg)(CO3)2
Mg DolomiteCaMg(CO3)2
AlAluminium
Al ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Al DumortieriteAl(Al2O)(Al2O)2(SiO4)3(BO3)
Al Muscovite var. IlliteK0.65Al2.0[Al0.65Si3.35O10](OH)2
Al KaoliniteAl2(Si2O5)(OH)4
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Al Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
SiSilicon
Si ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Si DumortieriteAl(Al2O)(Al2O)2(SiO4)3(BO3)
Si Muscovite var. IlliteK0.65Al2.0[Al0.65Si3.35O10](OH)2
Si KaoliniteAl2(Si2O5)(OH)4
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si QuartzSiO2
Si SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Si Quartz var. Smoky QuartzSiO2
Si Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
SSulfur
S AcanthiteAg2S
S AnhydriteCaSO4
S ArsenopyriteFeAsS
S BaryteBaSO4
S BoulangeritePb5Sb4S11
S ChalcopyriteCuFeS2
S CovelliteCuS
S GalenaPbS
S MarcasiteFeS2
S MolybdeniteMoS2
S Polybasite[Ag6Sb2S7][Ag9CuS4]
S ProustiteAg3AsS3
S PyriteFeS2
S SphaleriteZnS
S Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
KPotassium
K Muscovite var. IlliteK0.65Al2.0[Al0.65Si3.35O10](OH)2
K MuscoviteKAl2(AlSi3O10)(OH)2
K Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
CaCalcium
Ca AnhydriteCaSO4
Ca AnkeriteCa(Fe2+,Mg)(CO3)2
Ca CalciteCaCO3
Ca DolomiteCaMg(CO3)2
MnManganese
Mn RhodochrositeMnCO3
FeIron
Fe AnkeriteCa(Fe2+,Mg)(CO3)2
Fe ArsenopyriteFeAsS
Fe ChalcopyriteCuFeS2
Fe HematiteFe2O3
Fe MarcasiteFeS2
Fe PyriteFeS2
Fe SchorlNaFe32+Al6(Si6O18)(BO3)3(OH)3(OH)
Fe SideriteFeCO3
CuCopper
Cu ChalcopyriteCuFeS2
Cu ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Cu CovelliteCuS
Cu MalachiteCu2(CO3)(OH)2
Cu Polybasite[Ag6Sb2S7][Ag9CuS4]
Cu Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
ZnZinc
Zn SphaleriteZnS
AsArsenic
As ArsenopyriteFeAsS
As ProustiteAg3AsS3
MoMolybdenum
Mo MolybdeniteMoS2
AgSilver
Ag AcanthiteAg2S
Ag Polybasite[Ag6Sb2S7][Ag9CuS4]
Ag ProustiteAg3AsS3
Ag Native SilverAg
SnTin
Sn CassiteriteSnO2
SbAntimony
Sb BoulangeritePb5Sb4S11
Sb Polybasite[Ag6Sb2S7][Ag9CuS4]
Sb Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
BaBarium
Ba BaryteBaSO4
AuGold
Au Native GoldAu
PbLead
Pb BoulangeritePb5Sb4S11
Pb CerussitePbCO3
Pb GalenaPbS
UUranium
U UraniniteUO2

Fossils

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

Localities in this Region

Other Regions, Features and Areas that Intersect


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