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East Colusa Mine, Berkeley Pit, Butte, Butte District (Summit Valley District), Silver Bow Co., Montana, USA

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Latitude & Longitude (WGS84): 46° 1' 28'' North , 112° 30' 24'' West
Latitude & Longitude (decimal): 46.02444,-112.50667
Köppen climate type:Dfb : Warm-summer humid continental climate


Consumed by the Berkeley Pit


Mineral List


11 valid minerals. 1 (TL) - type locality of valid minerals.

Regional Geology

This geological map and associated information on rock units at or nearby to the coordinates given for this locality is based on relatively small scale geological maps provided by various national Geological Surveys. This does not necessarily represent the complete geology at this locality but it gives a background for the region in which it is found.

Click on geological units on the map for more information. Click here to view full-screen map on Macrostrat.org

Holocene
0 - 0.0117 Ma



ID: 2085655
Tailings, mine dumps, and slag piles

Age: Anthropocene (0 - 0.0117 Ma)

Description: tailings, mine dumps, slag

Lithology: Sand, gravel

Reference: Zientek, M.L., P.D. Derkey, R.J. Miller, J.D. Causet et al. Spatial Databases for the Geology of the Northern Rocky Mountains - Idaho, Montana, and Washington. U.S. Geological Survey Open-File Report 2005-1235 Version 1.0. [25]

Cretaceous
66 - 145 Ma



ID: 2984479
Granitic rock

Age: Cretaceous (66 - 145 Ma)

Lithology: Major:{granitic}

Reference: Horton, J.D., C.A. San Juan, and D.B. Stoeser. The State Geologic Map Compilation (SGMC) geodatabase of the conterminous United States. doi: 10.3133/ds1052. U.S. Geological Survey Data Series 1052. [133]

Data and map coding provided by Macrostrat.org, used under Creative Commons Attribution 4.0 License



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.

References

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Geology and Ore Deposits of the Butte District, Montana; W. Weed 1912

Mineral and/or Locality  
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