Montana · Silver Bow County
Past Producer
Number Three Mine
Silver Bow County, Montana, United States
Copper
Silver
Gold
Arsenic
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USGS source ↗
Commodities
Primary
Copper
Secondary
Silver, Gold
Tertiary
Arsenic
Commodity type
M
Deposit
Deposit type
Vein
Deposit size
S
Workings
Underground
Materials
Ore minerals
Chalcocite, Enargite, Gold
Gangue
Pyrite, Quartz
Geology
Host rock
Quartz Monzonite
Associated rock
Quartz Monzonite · Butte Quartz Monzonite
Economic & production
Development status
Past Producer
Identification
Deposit ID
10014493
MRDS ID
D011294
Region
NA
Data score
C
Coordinates
46.01157, -112.51339
References
USGS PP 74, P. 189-191