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Beaver Creek Mining District (Winston Mining District), Broadwater County, Montana, USAi
Regional Level Types
Beaver Creek Mining District (Winston Mining District)Mining District
Broadwater CountyCounty
MontanaState
USACountry

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Winston. Au, Pb, Ag, Cu lodes and gold placers.

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

13 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:

Arsenopyrite
Formula: FeAsS
Calcite
Formula: CaCO3
References:
Dana Slaughter Minerals specimen.Identified by Dana Slaughter: Visual Identification, Visual (Fluorescence)
Chalcopyrite
Formula: CuFeS2
Localities: Reported from at least 6 localities in this region.
Galena
Formula: PbS
Localities: Reported from at least 16 localities in this region.
Hydrozincite
Formula: Zn5(CO3)2(OH)6
References:
Dana Slaughter Minerals specimen.Identified by Dana Slaughter: Visual Identification, Visual (Fluorescence)
'Limonite'
Molybdenite
Formula: MoS2
Native Gold
Formula: Au
Pyrite
Formula: FeS2
Localities: Reported from at least 14 localities in this region.
Pyrite var. Gold-bearing Pyrite
Formula: FeS2
Pyrolusite
Formula: Mn4+O2
Quartz
Formula: SiO2
Rhodochrosite
Formula: MnCO3
Sphalerite
Formula: ZnS
Localities: Reported from at least 9 localities in this region.
Stephanite
Formula: Ag5SbS4
'Tetrahedrite Subgroup'
Formula: Cu6(Cu4C2+2)Sb4S12S

List of minerals arranged by Strunz 10th Edition classification

Group 1 - Elements
Native Gold1.AA.05Au
Group 2 - Sulphides and Sulfosalts
Sphalerite2.CB.05aZnS
Chalcopyrite2.CB.10aCuFeS2
Galena2.CD.10PbS
Molybdenite2.EA.30MoS2
Pyrite
var. Gold-bearing Pyrite
2.EB.05aFeS2
2.EB.05aFeS2
Arsenopyrite2.EB.20FeAsS
'Tetrahedrite Subgroup'2.GB.05Cu6(Cu4C2+2)Sb4S12S
Stephanite2.GB.10Ag5SbS4
Group 4 - Oxides and Hydroxides
Quartz4.DA.05SiO2
Pyrolusite4.DB.05Mn4+O2
Group 5 - Nitrates and Carbonates
Calcite5.AB.05CaCO3
Rhodochrosite5.AB.05MnCO3
Hydrozincite5.BA.15Zn5(CO3)2(OH)6
Unclassified
'Limonite'-

List of minerals for each chemical element

HHydrogen
H HydrozinciteZn5(CO3)2(OH)6
CCarbon
C CalciteCaCO3
C HydrozinciteZn5(CO3)2(OH)6
C RhodochrositeMnCO3
OOxygen
O CalciteCaCO3
O HydrozinciteZn5(CO3)2(OH)6
O PyrolusiteMn4+O2
O QuartzSiO2
O RhodochrositeMnCO3
SiSilicon
Si QuartzSiO2
SSulfur
S ArsenopyriteFeAsS
S Pyrite var. Gold-bearing PyriteFeS2
S ChalcopyriteCuFeS2
S GalenaPbS
S MolybdeniteMoS2
S PyriteFeS2
S SphaleriteZnS
S StephaniteAg5SbS4
S Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
CaCalcium
Ca CalciteCaCO3
MnManganese
Mn PyrolusiteMn4+O2
Mn RhodochrositeMnCO3
FeIron
Fe ArsenopyriteFeAsS
Fe Pyrite var. Gold-bearing PyriteFeS2
Fe ChalcopyriteCuFeS2
Fe PyriteFeS2
CuCopper
Cu ChalcopyriteCuFeS2
Cu Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
ZnZinc
Zn HydrozinciteZn5(CO3)2(OH)6
Zn SphaleriteZnS
AsArsenic
As ArsenopyriteFeAsS
MoMolybdenum
Mo MolybdeniteMoS2
AgSilver
Ag StephaniteAg5SbS4
SbAntimony
Sb StephaniteAg5SbS4
Sb Tetrahedrite SubgroupCu6(Cu4C22+)Sb4S12S
AuGold
Au Native GoldAu
PbLead
Pb GalenaPbS

Fossils

There are 3 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.

Occurrences46
Youngest Fossil Listed5.33 Ma (Miocene)
Oldest Fossil Listed1,000 Ma (Neoproterozoic)
Stratigraphic Units
UnitNo. OccurrencesAge
Deep River2115.97 - 5.333 Ma (Miocene)
Greyson Shale51000 - 541 Ma (Neoproterozoic)
Fossils from RegionClick here to show the list.
Accepted NameHierarchy Age
Proscalops
genus
Animalia : Chordata : Mammalia : Proscalopidae : Proscalops30.8 - 20.43 Ma
Cenozoic
Mylagaulidae
family
Animalia : Chordata : Mammalia : Rodentia : Mylagaulidae20.43 - 13.6 Ma
Miocene
Gregorymys
genus
Animalia : Chordata : Mammalia : Rodentia : Geomyidae : Gregorymys30.8 - 20.43 Ma
Cenozoic
Merycoidodontidae
family
Animalia : Chordata : Mammalia : Artiodactyla : Merycoidodontidae23.03 - 5.333 Ma
Miocene
Camelidae
family
Animalia : Chordata : Mammalia : Artiodactyla : Camelidae30.8 - 20.43 Ma
Cenozoic
Dromomerycinae
subfamily
Animalia : Chordata : Mammalia : Artiodactyla : Palaeomerycidae : Dromomerycinae23.03 - 5.333 Ma
Miocene
Equidae
family
Animalia : Chordata : Mammalia : Perissodactyla : Equidae20.43 - 13.6 Ma
Miocene
Rhinocerotidae
family
Animalia : Chordata : Mammalia : Perissodactyla : Rhinocerotidae30.8 - 20.43 Ma
Cenozoic
Amphicyon riggsi
species
Animalia : Chordata : Mammalia : Carnivora : Amphicyonidae : Amphicyon : Amphicyon riggsi23.03 - 5.333 Ma
Miocene
Miohippus anceps
species
Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Miohippus : Miohippus anceps30.8 - 20.43 Ma
Cenozoic
Miohippus equiceps
species
Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Miohippus : Miohippus equiceps30.8 - 20.43 Ma
Cenozoic
Cynodesmus thooides
species
Animalia : Chordata : Mammalia : Carnivora : Canidae : Cynodesmus : Cynodesmus thooides30.8 - 20.43 Ma
Cenozoic
Eumys brachyodus
species
Animalia : Chordata : Mammalia : Rodentia : Muridae : Eumys : Eumys brachyodus30.8 - 20.43 Ma
Cenozoic
Hypertragulus calcaratus
species
Animalia : Chordata : Mammalia : Artiodactyla : Hypertragulidae : Hypertragulus : Hypertragulus calcaratus30.8 - 20.43 Ma
Cenozoic
Leptauchenia decora
species
Animalia : Chordata : Mammalia : Artiodactyla : Merycoidodontidae : Leptauchenia : Leptauchenia decora30.8 - 20.43 Ma
Cenozoic
Leptauchenia major
species
Animalia : Chordata : Mammalia : Artiodactyla : Merycoidodontidae : Leptauchenia : Leptauchenia major30.8 - 20.43 Ma
Cenozoic
Megalagus dawsoni
species
Animalia : Chordata : Mammalia : Lagomorpha : Leporidae : Megalagus : Megalagus dawsoni30.8 - 20.43 Ma
Cenozoic
Blastomeryx gemmifer
species
Animalia : Chordata : Mammalia : Artiodactyla : Moschidae : Blastomeryx : Blastomeryx gemmifer30.8 - 20.43 Ma
Cenozoic
Mesogaulus ballensis
species
Animalia : Chordata : Mammalia : Rodentia : Mylagaulidae : Mesogaulus : Mesogaulus ballensis23.03 - 5.333 Ma
Miocene
Mesoreodon chelonyx
species
Animalia : Chordata : Mammalia : Artiodactyla : Merycoidodontidae : Mesoreodon : Mesoreodon chelonyx30.8 - 20.43 Ma
Cenozoic
Mesoscalops montanensis
species
Animalia : Chordata : Mammalia : Proscalopidae : Mesoscalops : Mesoscalops montanensis20.43 - 13.6 Ma
Miocene
Miohippus annectens
species
Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Miohippus : Miohippus annectens30.8 - 20.43 Ma
Cenozoic
Alphagaulus pristinus
species
Animalia : Chordata : Mammalia : Rodentia : Mylagaulidae : Alphagaulus : Alphagaulus pristinus20.43 - 13.6 Ma
Miocene
Niglarodon blacki
species
Animalia : Chordata : Mammalia : Rodentia : Aplodontiidae : Niglarodon : Niglarodon blacki30.8 - 20.43 Ma
Cenozoic
Niglarodon koerneri
species
Animalia : Chordata : Mammalia : Rodentia : Aplodontiidae : Niglarodon : Niglarodon koerneri30.8 - 20.43 Ma
Cenozoic
Niglarodon loneyi
species
Animalia : Chordata : Mammalia : Rodentia : Aplodontiidae : Niglarodon : Niglarodon loneyi30.8 - 20.43 Ma
Cenozoic
Niglarodon progressus
species
Animalia : Chordata : Mammalia : Rodentia : Aplodontiidae : Niglarodon : Niglarodon progressus30.8 - 20.43 Ma
Cenozoic
Promerycochoerus superbus
species
Animalia : Chordata : Mammalia : Artiodactyla : Merycoidodontidae : Promerycochoerus : Promerycochoerus superbus30.8 - 20.43 Ma
Cenozoic
Palaeolagus hypsodus
species
Animalia : Chordata : Mammalia : Lagomorpha : Leporidae : Palaeolagus : Palaeolagus hypsodus30.8 - 20.43 Ma
Cenozoic
Trilaccogaulus montanensis
species
Animalia : Chordata : Mammalia : Rodentia : Mylagaulidae : Trilaccogaulus : Trilaccogaulus montanensis30.8 - 20.43 Ma
Cenozoic
Pronodens silberlingi
species
Animalia : Chordata : Mammalia : Artiodactyla : Leptomerycidae : Pronodens : Pronodens silberlingi30.8 - 20.43 Ma
Cenozoic
Proscalops intermedius
species
Animalia : Chordata : Mammalia : Proscalopidae : Proscalops : Proscalops intermedius30.8 - 20.43 Ma
Cenozoic
Diceratherium annectens
species
Animalia : Chordata : Mammalia : Perissodactyla : Rhinocerotidae : Diceratherium : Diceratherium annectens30.8 - 20.43 Ma
Cenozoic
Equinae
subfamily
Animalia : Chordata : Mammalia : Perissodactyla : Equidae : Equinae23.03 - 5.333 Ma
Miocene
Leptocyon douglassi
species
Animalia : Chordata : Mammalia : Carnivora : Canidae : Leptocyon : Leptocyon douglassi30.8 - 20.43 Ma
Cenozoic
Proterotainia montana
species
Plantae : Chlorophyta : Proterotainia : Proterotainia montana1000 - 541 Ma
Neoproterozoic
Proterotainia neihartensis
species
Chlorophyta : Proterotainia : Proterotainia neihartensis1000 - 541 Ma
Neoproterozoic
Lanceoforma striata
species
Plantae : Chlorophyta : Lanceoforma : Lanceoforma striata1000 - 541 Ma
Neoproterozoic
Grypania spiralis
species
Chlorophyta : Grypania : Grypania spiralis1000 - 541 Ma
Neoproterozoic
Anguispira
genus
Animalia : Mollusca : Gastropoda : Stylommatophora : Discidae : Anguispira28.4 - 15.97 Ma
Cenozoic
Fossil LocalitiesClick to show 3 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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