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:
Pioneer Mining District, Beaverhead Co., Montana, USA


mindat Locality ID: 186066
mindat URL: http://www.mindat.org/loc-186066.html

Tectonic Settings:

Total number of sublocalities beneath "Pioneer Mining District, Beaverhead Co., Montana, USA": 29
Total number of bottom-level sublocalities: 29

Number of Child Localities: 29
Child Localities:
Amaden Lode Occurrence
Armor Creek Mo Occurrence (Odell Claim Group)
Atlas Prospect
Black Lion Prospect
Blackmore Prospect
Bobsled And O.C.J. Claims
Crystal Park Occurrence (Hot Springs Creek; Price Creek)
Fraser Placer
Ibex Mine (Up-2; Bear Paw)
Indian Girl Claim
International Prospect
Jacobson Meadows Occurrence
Joe Maurice Mine
Jumper No. 1 Claim
Lacy Creek Claims
Lively Prospect
Lucky Jim Beam Group Mine (Can't Cook; Can't Pull; Won't Pull; Shoestring Lode Claims)
Monaghan Molybdenum Prospect
Montana Iron Occurrence (Montana Lode; Wagner)
Moosehorn Mine
Mount Tory Occurrence
North Star Mine (South Star Property)
Old Tim Mo Occurrence
Pacman Claims
Star Mine (Star No. 1-3; Star & Star Extension Mine)
Stone Creek Mo Occurrence (Baggins Claims; Stone Creek Moly; Cob Group; Pioneer Claims; Frudo Claims)
Unknown Adit Prospect (MRDS - 10124103)
Unknown Prospect (MRDS - 10293451)
Wise River Placer

Latitude: 45°34'25"N
Longitude: 113°9'30"W
Decimal Degree (lat, lon): 45.573611111111,-113.15833333333
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 Ba C Ca Cu Fe H K Mg Mo O Pb S Sb Si Ti Zn 

Elements from minerals reported directly at this locality: 

Structural Groups for minerals in this locality: 
AcanthiteAllophaneAmphiboleBaryteChalcopyriteClayCopperCorundumMalachiteMica
MolybdeniteNonePyriteQuartzRocksaltRutileScheeliteSphaleriteSpinelTetrahedrite

23 IMA Minerals at location:
Acanthite  (*)Baryte  (*)Bornite  (*)Chalcocite  (*)Chalcopyrite  (*)
Chrysocolla  (*)Copper  (*)Dolomite  (*)Galena  (*)Hematite  (*)
Magnetite  (*)Malachite  (*)Molybdenite  (*)Muscovite  (*)Pyrargyrite  (*)
Pyrite  (*)Quartz  (*)Rutile  (*)Silver  (*)Sphalerite  (*)
Tetrahedrite-(Zn)  (*)Tremolite  (*)Wulfenite  (*)
Mineral nameStructural GroupsIMA FormulaMax Age (Ma)Min Age (Ma)# of Sublocalities containing mineralLOCALITY IDs, not mindat ids# of localities containing mineral
Acanthite  (*)AcanthiteAg2S12266982793
Baryte  (*)BaryteBa(SO4)122670711547
Bornite  (*)NoneCu5FeS42226710,2267145516
Chalcocite  (*)NoneCu2S2226700,2267145707
Chalcopyrite  (*)ChalcopyriteCuFeS24226699,226700,226706,22671427198
Chrysocolla  (*)Allophane(Cu2-xAlx)H2-xSi2O5(OH)4·nH2O12266983531
Copper  (*)CopperCu2226693,2267033846
Dolomite  (*)NoneCaMg(CO3)212267039895
Galena  (*)RocksaltPbS2226698,22670624243
Hematite  (*)CorundumFe2O3122671014640
Magnetite  (*)SpinelFe2+Fe3+2O43226702,226703,22671614899
Malachite  (*)MalachiteCu2(CO3)(OH)22226698,22670012537
Molybdenite  (*)MolybdeniteMoS29226692,226694,226695,226696,226699,226702,226708,226713,2267165800
Muscovite  (*)Mica ClayKAl2(Si3Al)O10(OH)22226697,22670217380
Pyrargyrite  (*)NoneAg3SbS312266981425
Pyrite  (*)PyriteFeS26226696,226699,226700,226702,226708,22671639462
Quartz  (*)QuartzSiO26226696,226697,226702,226708,226710,22671661156
Rutile  (*)RutileTiO22226697,2267025614
Silver  (*)CopperAg2226698,2267065186
Sphalerite  (*)SphaleriteZnS2226698,22670621482
Tetrahedrite-(Zn)  (*)TetrahedriteCu6(Cu4Zn2)Sb4S1312267105317
Tremolite  (*)Amphibole   Ca2(Mg5.0-4.5Fe2+0.0-0.5)Si8O22(OH)212267032562
Wulfenite  (*)ScheelitePbMoO412266981655


No ages have been assigned to this locality yet.
SampleSource LocalityReference URL

All locality data graciously provided by mindat.org

All age data...

Other copyright data...