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First Choice Mining District (Garnet Mining District), Granite County, Montana, USAi
Regional Level Types
First Choice Mining District (Garnet Mining District)Mining District
Granite CountyCounty
MontanaState
USACountry

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PhotosMapsSearch
00984340017272077785071.jpg
Rusting Ore Carts on a Waste Rock Dump Pile from the Sierra Mine, Granite Co., Montana

Sierra Mine, First Choice Mining District, Granite County, Montana, USA
09141250017272077785835.jpg
Mine Shaft for the Sierra Mine, Granite Co., Montana

Sierra Mine, First Choice Mining District, Granite County, Montana, USA
07897850017272077795113.jpg
Caged Off, Log Lined Mine Shaft in the Old Sierra Mine Workings, Montana

Sierra Mine, First Choice Mining District, Granite County, Montana, USA
00984340017272077785071.jpg
Rusting Ore Carts on a Waste Rock Dump Pile from the Sierra Mine, Granite Co., Montana

Sierra Mine, First Choice Mining District, Granite County, Montana, USA
09141250017272077785835.jpg
Mine Shaft for the Sierra Mine, Granite Co., Montana

Sierra Mine, First Choice Mining District, Granite County, Montana, USA
07897850017272077795113.jpg
Caged Off, Log Lined Mine Shaft in the Old Sierra Mine Workings, Montana

Sierra Mine, First Choice Mining District, Granite County, Montana, USA
00984340017272077785071.jpg
Rusting Ore Carts on a Waste Rock Dump Pile from the Sierra Mine, Granite Co., Montana

Sierra Mine, First Choice Mining District, Granite County, Montana, USA
09141250017272077785835.jpg
Mine Shaft for the Sierra Mine, Granite Co., Montana

Sierra Mine, First Choice Mining District, Granite County, Montana, USA


11 miles north of Bearmouth. Au, Ag, Cu, Pb. Also rare gold 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

15 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:

Ankerite
Formula: Ca(Fe2+,Mg)(CO3)2
Baryte
Formula: BaSO4
Localities: Reported from at least 9 localities in this region.
Calcite
Formula: CaCO3
Chalcopyrite
Formula: CuFeS2
Localities: Reported from at least 10 localities in this region.
Chrysocolla
Formula: Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Galena
Formula: PbS
Localities: Reported from at least 7 localities in this region.
'Garnet Group'
Formula: X3Z2(SiO4)3
Hematite
Formula: Fe2O3
'Limonite'
Localities: Reported from at least 6 localities in this region.
Malachite
Formula: Cu2(CO3)(OH)2
Molybdenite
Formula: MoS2
Muscovite
Formula: KAl2(AlSi3O10)(OH)2
Muscovite var. Sericite
Formula: KAl2(AlSi3O10)(OH)2
Native Bismuth
Formula: Bi
Native Gold
Formula: Au
Localities: Reported from at least 18 localities in this region.
Native Silver
Formula: Ag
Pyrite
Formula: FeS2
Localities: Reported from at least 18 localities in this region.
Quartz
Formula: SiO2
Localities: Reported from at least 17 localities in this region.
'Tetrahedrite Subgroup'
Formula: Cu6(Cu4C2+2)Sb4S12S
Localities: Reported from at least 11 localities in this region.

Gallery:

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Native Gold1.AA.05Au
Native Silver1.AA.05Ag
Native Bismuth1.CA.05Bi
Group 2 - Sulphides and Sulfosalts
Chalcopyrite2.CB.10aCuFeS2
Galena2.CD.10PbS
Molybdenite2.EA.30MoS2
Pyrite2.EB.05aFeS2
'Tetrahedrite Subgroup'2.GB.05Cu6(Cu4C2+2)Sb4S12S
Group 4 - Oxides and Hydroxides
Hematite4.CB.05Fe2O3
Quartz4.DA.05SiO2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Ankerite5.AB.10Ca(Fe2+,Mg)(CO3)2
Malachite5.BA.10Cu2(CO3)(OH)2
Group 7 - Sulphates, Chromates, Molybdates and Tungstates
Baryte7.AD.35BaSO4
Group 9 - Silicates
Muscovite9.EC.15KAl2(AlSi3O10)(OH)2
var. Sericite9.EC.15KAl2(AlSi3O10)(OH)2
Chrysocolla9.ED.20Cu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Unclassified
'Limonite'-
'Garnet Group'-X3Z2(SiO4)3

List of minerals for each chemical element

HHydrogen
H ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
H MalachiteCu2(CO3)(OH)2
H MuscoviteKAl2(AlSi3O10)(OH)2
H Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
CCarbon
C AnkeriteCa(Fe2+,Mg)(CO3)2
C CalciteCaCO3
C MalachiteCu2(CO3)(OH)2
OOxygen
O AnkeriteCa(Fe2+,Mg)(CO3)2
O BaryteBaSO4
O CalciteCaCO3
O ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
O HematiteFe2O3
O MalachiteCu2(CO3)(OH)2
O MuscoviteKAl2(AlSi3O10)(OH)2
O QuartzSiO2
O Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
O Garnet GroupX3Z2(SiO4)3
MgMagnesium
Mg AnkeriteCa(Fe2+,Mg)(CO3)2
AlAluminium
Al ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Al MuscoviteKAl2(AlSi3O10)(OH)2
Al Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
SiSilicon
Si ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Si MuscoviteKAl2(AlSi3O10)(OH)2
Si QuartzSiO2
Si Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
Si Garnet GroupX3Z2(SiO4)3
SSulfur
S BaryteBaSO4
S ChalcopyriteCuFeS2
S GalenaPbS
S MolybdeniteMoS2
S PyriteFeS2
S Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
KPotassium
K MuscoviteKAl2(AlSi3O10)(OH)2
K Muscovite var. SericiteKAl2(AlSi3O10)(OH)2
CaCalcium
Ca AnkeriteCa(Fe2+,Mg)(CO3)2
Ca CalciteCaCO3
FeIron
Fe AnkeriteCa(Fe2+,Mg)(CO3)2
Fe ChalcopyriteCuFeS2
Fe HematiteFe2O3
Fe PyriteFeS2
CuCopper
Cu ChalcopyriteCuFeS2
Cu ChrysocollaCu2-xAlx(H2-xSi2O5)(OH)4 · nH2O, x < 1
Cu MalachiteCu2(CO3)(OH)2
Cu Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
MoMolybdenum
Mo MolybdeniteMoS2
AgSilver
Ag Native SilverAg
SbAntimony
Sb Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
BaBarium
Ba BaryteBaSO4
AuGold
Au Native GoldAu
PbLead
Pb GalenaPbS
BiBismuth
Bi Native BismuthBi

Fossils

There are 77 fossil localities from the PaleoBioDB database within this region.

These data are provided on an experimental basis and are taken from external databases. Mindat.org has no control currently over the accuracy of these data.

Occurrences77
Youngest Fossil Listed0.01 Ma (Pleistocene)
Oldest Fossil Listed170 Ma (Middle Jurassic)
Stratigraphic Units
UnitNo. OccurrencesAge
Renova3524.8 - 15.97 Ma (Cenozoic)
Renova - Middle Cabbage Patch beds130.8 - 20.43 Ma (Cenozoic)
Sawtooth - Upper Siltstone6168.3 - 166.1 Ma (Middle Jurassic)
Sawtooth - Middle Shale2170.3 - 166.1 Ma (Middle Jurassic)
Fossils from RegionClick here to show the list.
Accepted NameHierarchy Age
Cobbanites
genus
Animalia : Mollusca : Cephalopoda : Ammonoidea : Perisphinctidae : Cobbanites168.3 - 166.1 Ma
Middle Jurassic
Camptonectes
genus
Animalia : Mollusca : Bivalvia : Pectinida : Pectinidae : Camptonectes168.3 - 166.1 Ma
Middle Jurassic
Gryphaea
genus
Animalia : Mollusca : Bivalvia : Ostreida : Gryphaeidae : Gryphaea168.3 - 166.1 Ma
Middle Jurassic
Lopha
genus
Animalia : Mollusca : Bivalvia : Ostreida : Ostreidae : Lopha168.3 - 166.1 Ma
Middle Jurassic
Nanodelphys
genus
Animalia : Chordata : Mammalia : Didelphimorphia : Didelphidae : Nanodelphys30.8 - 20.43 Ma
Cenozoic
Erinaceidae
family
Animalia : Chordata : Mammalia : Erinaceomorpha : Erinaceidae30.8 - 20.43 Ma
Cenozoic
Ocajila
genus
Animalia : Chordata : Mammalia : Erinaceomorpha : Erinaceidae : Ocajila30.8 - 20.43 Ma
Cenozoic
Mystipterus
genus
Animalia : Chordata : Mammalia : Soricomorpha : Talpidae : Mystipterus30.8 - 20.43 Ma
Cenozoic
Proscalops
genus
Animalia : Chordata : Mammalia : Proscalopidae : Proscalops30.8 - 20.43 Ma
Cenozoic
Felidae
family
Animalia : Chordata : Mammalia : Carnivora : Felidae30.8 - 20.43 Ma
Cenozoic
Canidae
family
Animalia : Chordata : Mammalia : Carnivora : Canidae30.8 - 20.43 Ma
Cenozoic
Aplodontidae
family
Animalia : Chordata : Mammalia : Rodentia : Aplodontidae30.8 - 20.43 Ma
Cenozoic
Meniscomys
genus
Animalia : Chordata : Mammalia : Rodentia : Aplodontiidae : Meniscomys30.8 - 20.43 Ma
Cenozoic
Niglarodon
genus
Animalia : Chordata : Mammalia : Rodentia : Aplodontiidae : Niglarodon30.8 - 20.43 Ma
Cenozoic
Sciuridae
family
Animalia : Chordata : Mammalia : Rodentia : Sciuridae30.8 - 20.43 Ma
Cenozoic
Eutamias
genus
Animalia : Chordata : Mammalia : Rodentia : Sciuridae : Eutamias0.0117 - 0 Ma
Quaternary
Glaucomys
genus
Animalia : Chordata : Mammalia : Rodentia : Sciuridae : Glaucomys0.0117 - 0 Ma
Quaternary
Castoridae
family
Animalia : Chordata : Mammalia : Rodentia : Castoridae30.8 - 20.43 Ma
Cenozoic
Eutypomyidae
family
Animalia : Chordata : Mammalia : Rodentia : Eutypomyidae30.8 - 20.43 Ma
Cenozoic
Eomyidae
family
Animalia : Chordata : Mammalia : Rodentia : Eomyidae30.8 - 20.43 Ma
Cenozoic
Pleurolicus
genus
Animalia : Chordata : Mammalia : Rodentia : Geomyidae : Pleurolicus30.8 - 20.43 Ma
Cenozoic
Tenudomys
genus
Animalia : Chordata : Mammalia : Rodentia : Geomyidae : Tenudomys30.8 - 20.43 Ma
Cenozoic
Zapodidae
family
Animalia : Chordata : Mammalia : Rodentia : Zapodidae30.8 - 20.43 Ma
Cenozoic
Arvicola
genus
Animalia : Chordata : Mammalia : Rodentia : Cricetidae : Arvicola0.0117 - 0 Ma
Quaternary
Leidymys
genus
Animalia : Chordata : Mammalia : Rodentia : Muridae : Leidymys30.8 - 20.43 Ma
Cenozoic
Microtus
genus
Animalia : Chordata : Mammalia : Rodentia : Cricetidae : Microtus0.0117 - 0 Ma
Quaternary
Paciculus
genus
Animalia : Chordata : Mammalia : Rodentia : Muridae : Paciculus30.8 - 20.43 Ma
Cenozoic
Desmatolagus
genus
Animalia : Chordata : Mammalia : Lagomorpha : Ochotonidae : Desmatolagus30.8 - 20.43 Ma
Cenozoic
Archaeolagus
genus
Animalia : Chordata : Mammalia : Lagomorpha : Leporidae : Archaeolagus30.8 - 20.43 Ma
Cenozoic
Merycochoerus
genus
Animalia : Chordata : Mammalia : Artiodactyla : Merycoidodontidae : Merycochoerus30.8 - 20.43 Ma
Cenozoic
Pronodens
genus
Animalia : Chordata : Mammalia : Artiodactyla : Leptomerycidae : Pronodens30.8 - 20.43 Ma
Cenozoic
Miohippus
genus
Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Miohippus30.8 - 20.43 Ma
Cenozoic
Antilocapra americana
species
Animalia : Chordata : Mammalia : Artiodactyla : Antilocapridae : Antilocapra : Antilocapra americana0.0117 - 0 Ma
Quaternary
Spermophilus columbianus
species
Animalia : Chordata : Mammalia : Rodentia : Sciuridae : Spermophilus : Spermophilus columbianus0.0117 - 0 Ma
Quaternary
Marmota flaviventris
species
Animalia : Chordata : Mammalia : Rodentia : Sciuridae : Marmota : Marmota flaviventris0.0117 - 0 Ma
Quaternary
Cynomys ludovicianus
species
Animalia : Chordata : Mammalia : Rodentia : Sciuridae : Cynomys : Cynomys ludovicianus0.126 - 0.0117 Ma
Pleistocene
Synaptomys (Mictomys) borealis
species
Animalia : Chordata : Mammalia : Rodentia : Cricetidae : Mictomys : Synaptomys (Mictomys) borealis0.0117 - 0 Ma
Quaternary
Lemmiscus curtatus
species
Animalia : Chordata : Mammalia : Rodentia : Cricetidae : Lemmiscus : Lemmiscus curtatus0.0117 - 0 Ma
Quaternary
Bison bison
species
Animalia : Chordata : Mammalia : Artiodactyla : Bovidae : Bison : Bison bison0.0117 - 0 Ma
Quaternary
Canis latrans
species
Animalia : Chordata : Mammalia : Carnivora : Canidae : Canis : Canis latrans0.0117 - 0 Ma
Quaternary
Vulpes vulpes
species
Animalia : Chordata : Mammalia : Carnivora : Canidae : Vulpes : Vulpes vulpes0.0117 - 0 Ma
Quaternary
Cervus canadensis
subspecies
Animalia : Chordata : Mammalia : Artiodactyla : Cervidae : Cervus : Cervus elaphus : Cervus elaphus canadensis0.0117 - 0 Ma
Quaternary
Odocoileus hemionus
species
Animalia : Chordata : Mammalia : Artiodactyla : Cervidae : Odocoileus : Odocoileus hemionus0.0117 - 0 Ma
Quaternary
Thomomys talpoides
species
Animalia : Chordata : Mammalia : Rodentia : Geomyidae : Thomomys : Thomomys talpoides0.0117 - 0 Ma
Quaternary
Puma concolor
species
Animalia : Chordata : Mammalia : Carnivora : Felidae : Puma : Puma concolor0.0117 - 0 Ma
Quaternary
Peromyscus maniculatus
species
Animalia : Chordata : Mammalia : Rodentia : Cricetidae : Peromyscus : Peromyscus maniculatus0.0117 - 0 Ma
Quaternary
Lepus americanus
species
Animalia : Chordata : Mammalia : Lagomorpha : Leporidae : Lepus : Lepus americanus0.0117 - 0 Ma
Quaternary
Sylvilagus nuttallii
species
Animalia : Chordata : Mammalia : Lagomorpha : Leporidae : Sylvilagus : Sylvilagus nuttallii0.0117 - 0 Ma
Quaternary
Ochotona princeps
species
Animalia : Chordata : Mammalia : Lagomorpha : Ochotonidae : Ochotona : Ochotona princeps0.0117 - 0 Ma
Quaternary
Lepus townsendii
species
Animalia : Chordata : Mammalia : Lagomorpha : Leporidae : Lepus : Lepus townsendii0.0117 - 0 Ma
Quaternary
Neotoma cinerea
species
Animalia : Chordata : Mammalia : Rodentia : Cricetidae : Neotoma : Neotoma cinerea0.0117 - 0 Ma
Quaternary
Ovis canadensis
species
Animalia : Chordata : Mammalia : Artiodactyla : Bovidae : Ovis : Ovis canadensis0.0117 - 0 Ma
Quaternary
Amphechinus horncloudi
species
Animalia : Chordata : Mammalia : Lipotyphla : Erinaceidae : Amphechinus : Amphechinus horncloudi30.8 - 20.43 Ma
Cenozoic
Parvericius montanus
species
Animalia : Chordata : Mammalia : Erinaceomorpha : Erinaceidae : Parvericius : Parvericius montanus30.8 - 20.43 Ma
Cenozoic
Diceratherium annectens
species
Animalia : Chordata : Mammalia : Perissodactyla : Rhinocerotidae : Diceratherium : Diceratherium annectens30.8 - 20.43 Ma
Cenozoic
Tamiasciurus hudsonicus
species
Animalia : Chordata : Mammalia : Rodentia : Sciuridae : Tamiasciurus : Tamiasciurus hudsonicus0.0117 - 0 Ma
Quaternary
Sorex cinereus
species
Animalia : Chordata : Mammalia : Soricomorpha : Soricidae : Sorex : Sorex cinereus0.0117 - 0 Ma
Quaternary
Sorex palustris
species
Animalia : Chordata : Mammalia : Soricomorpha : Soricidae : Sorex : Sorex palustris0.0117 - 0 Ma
Quaternary
Ursus arctos
species
Animalia : Chordata : Mammalia : Carnivora : Ursidae : Ursus : Ursus arctos0.0117 - 0 Ma
Quaternary
Zapus princeps
species
Animalia : Chordata : Mammalia : Rodentia : Dipodidae : Zapus : Zapus princeps0.0117 - 0 Ma
Quaternary
Petauristinae
subfamily
Petauristinae30.8 - 20.43 Ma
Cenozoic
Herpetotheriidae
unranked clade
Animalia : Chordata : Mammalia : Marsupialia : Herpetotheriidae30.8 - 20.43 Ma
Cenozoic
Modiolus
genus
Animalia : Mollusca : Bivalvia : Mytilida : Mytilidae : Modiolus168.3 - 166.1 Ma
Middle Jurassic
Homo sapiens
species
Animalia : Chordata : Mammalia : Primates : Hominidae : Homo : Homo sapiens0.0117 - 0 Ma
Quaternary
Canis familiaris
species
Animalia : Chordata : Mammalia : Carnivora : Canidae : Canis : Canis familiaris0.0117 - 0 Ma
Quaternary
Taricha (Palaeotaricha) miocenica
species
Animalia : Chordata : Osteichthyes : Caudata : Salamandridae : Taricha : Taricha (Palaeotaricha) miocenica30.8 - 20.43 Ma
Cenozoic
Trigonia montanaensis
species
Animalia : Mollusca : Bivalvia : Trigoniida : Trigoniidae : Trigonia : Trigonia montanaensis170.3 - 166.1 Ma
Middle Jurassic
Diceratherium radtkei
species
Animalia : Chordata : Mammalia : Perissodactyla : Rhinocerotidae : Diceratherium : Diceratherium radtkei30.8 - 20.43 Ma
Cenozoic
Pleuromya subcompressa
species
Animalia : Mollusca : Bivalvia : Pholadida : Pleuromyidae : Pleuromya : Pleuromya subcompressa170.3 - 166.1 Ma
Middle Jurassic
Tephrodytes brassicarvalis
species
Animalia : Chordata : Osteichthyes : Anura : Pelodytidae : Tephrodytes : Tephrodytes brassicarvalis30.8 - 20.43 Ma
Cenozoic
Fossil LocalitiesClick to show 5 fossil localities

Localities in this Region

Other Regions, Features and Areas that Intersect


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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