Montana · Silver Bow County
Past Producer
Olsen Fraction Mine
Silver Bow County, Montana, United States
Manganese
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USGS source ↗
Commodities
Primary
Manganese
Commodity type
M
Deposit
Deposit size
S
Geology
Host rock
Quartz Monzonite
Associated rock
Quartz Monzonite · Butte Quartz Monzonite (Boulder Batholith)
Structure
Boulder Batholith
Economic & production
Development status
Past Producer
Last production
1956
Identification
Deposit ID
10019574
MRDS ID
DC10847
Region
NA
Data score
C
Coordinates
46.03157, -112.58867
References
MBMG BULL 10, P. 65.USGS PP 74, PL. X.