Mineral Evolution Database
Created and maintained by the Mineral Evolution Project in partnership with RRUFF and mindat.
Mineral locality data provided by mindat.org



The Mineral Evolution database is currently under development.

The goal of this page is to present localities at which the mineral is found, and estimates of the oldest possible geologic age of the minerals at these localities.


Locality Name:
Boulder District, Boulder Batholith, Jefferson Co., Montana, USA


mindat Locality ID: 50262
mindat URL: http://www.mindat.org/loc-50262.html

Tectonic Settings:

Total number of sublocalities beneath "Boulder District, Boulder Batholith, Jefferson Co., Montana, USA": 18
Total number of bottom-level sublocalities: 17

Number of Child Localities: 17
Child Localities:
Baltimore Mine
Boulder
Boulder Mine No. 1
Chinese Diggings
Condor Lodes Occurrence
Crowley Dam
Galena Creek Placer
Great Northern Mine
Lewis Prospect
May Day Mine
Molly McGregor Mine (Emma Bell Adolphus)
New Morning Mine
Nickelodeon Occurrence
Silver Right Lode Occurrence
Unnamed U Occurrence
Whitetail Mine
Wilson Creek Placer

Latitude: 46°14'24"N
Longitude: 112°9'42"W
Decimal Degree (lat, lon): 46.24,-112.16166666667

AThis mineral is Anthropogenic.
GThis mineral is directly dated.
BThis mineral is reported as having this age.
YThis mineral is using an age reported as an element mineralization period.
OThis mineral is using an age calculated from all data at the locality.
RThe age displayed for this mineral originates from a different, non-child locality.
PThe age displayed for this mineral is the range of ages for this mineral at all of this locality's children.
This mineral's age has not yet been recorded.

This Mineral list contains entries from this locality, including sub-localities. Minerals in bold are reported by mindat.org as occurring directly at this locality, and do not occur at any children (sublocalities) of this locality.

Elements at this locality, including sub-localities: Ag Al As Au Ba Ca Cu Fe H Hg K Mg Mo Na Nb O P Pb S Sb Si U W Y Zn 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AcanthiteAmphiboleArsenopyriteAutuniteBaryteChalcopyriteClayColumbiteCopperFeldspar
FluoriteKaoliniteMicaMolybdeniteNonePyriteQuartzRocksaltScheeliteSphalerite

29 IMA Minerals at location:
Acanthite  (*)Albite  (*)Anorthite  (*)Arsenopyrite  (*)Autunite  (*)
Baryte  (*)Chalcocite  (*)Chalcopyrite  (*)Cinnabar  (*)Galena  (*)
Gold  (*)Kaolinite  (*)Magnesio-hornblende  (*)Metatorbernite  (*)Molybdenite  (*)
Muscovite  (*)Orthoclase  (*)Powellite  (*)Pyrargyrite  (*)Pyrite  (*)
Quartz  (*)Samarskite-(Y)  (*)Scheelite  (*)Silver  (*)Sphalerite  (*)
Tenorite  (*)Uraninite  (*)Uranophane-α  (*)Zeunerite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Acanthite  (*)AcanthiteAg2S12290762793
Albite  (*)FeldsparNa(AlSi3O8)12290768803
Anorthite  (*)FeldsparCa(Al2Si2O8)12290761036
Arsenopyrite  (*)ArsenopyriteFeAsS12290769052
Autunite  (*)AutuniteCa(UO2)2(PO4)2·10-12H2O12290761272
Baryte  (*)BaryteBa(SO4)122907611547
Chalcocite  (*)NoneCu2S12290745707
Chalcopyrite  (*)ChalcopyriteCuFeS23229074,229076,22908727198
Cinnabar  (*)NoneHgS12290832600
Galena  (*)RocksaltPbS3229074,229076,22908524243
Gold  (*)CopperAu7229074,229079,229081,229085,229087,229088,22909130554
Kaolinite  (*)Clay KaoliniteAl2Si2O5(OH)412290765591
Magnesio-hornblende  (*)Amphibole   Ca2(Mg4Al)(Si7Al)O22(OH)21229076238
Metatorbernite  (*)NoneCu(UO2)2(PO4)2·8H2O1229076443
Molybdenite  (*)MolybdeniteMoS22229076,2290875800
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)2122907617380
Orthoclase  (*)FeldsparK(AlSi3O8)12290762349
Powellite  (*)ScheeliteCa(MoO4)1229087494
Pyrargyrite  (*)NoneAg3SbS312290761425
Pyrite  (*)PyriteFeS24229074,229076,229085,22908739462
Quartz  (*)QuartzSiO23229074,229076,22908761156
Samarskite-(Y)  (*)ColumbiteYFe3+Nb2O81229076353
Scheelite  (*)ScheeliteCa(WO4)12290874894
Silver  (*)CopperAg12290765186
Sphalerite  (*)SphaleriteZnS122907421482
Tenorite  (*)NoneCuO12290871101
Uraninite  (*)FluoriteUO212290762718
Uranophane-α  (*)NoneCa(UO2)2(SiO3OH)2·5H2O1229076890
Zeunerite  (*)AutuniteCu(UO2)2(AsO4)2·12H2O1229076185



No ages have been assigned to this locality yet.

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All locality data graciously provided by mindat.org

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