Montana · Granite County
Past Producer
Powell Mine
Granite County, Montana, United States
Silver
Copper
Antimony
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USGS source ↗
Commodities
Primary
Silver
Secondary
Copper
Tertiary
Antimony
Commodity type
M
Deposit
Deposit size
S
Workings
Underground
Ore control
Vein Displaced 3 Places By N-Striking Faults, Veins Which Cross The Quadrant Quartzite
Materials
Ore minerals
Chrysocolla, Copper
Gangue
Diopside, Quartz
Geology
Host rock
Quartzite,Shale,Sandstone,Limestone · Ellis Formation;Quadrant;Madison Limestone
Structure
Philipsburg Batholith, Royal Stock
Alteration
Best Ore Found In Quadrant Fm.
Economic & production
Development status
Past Producer
First production
1906
Identification
Deposit ID
10019399
MRDS ID
DC09937
Alternate names
Mount Powell Mines 5 Claims
Region
NA
Data score
B
Coordinates
46.34711, -113.07258
References
USGS PP 78, P. 249.MBMG BULL 84, P. 38, 40.MBMG BULL 84.