Montana · Silver Bow County
Past Producer
Emma Mine
Silver Bow County, Montana, United States
Lead
Zinc
Manganese
Silver
Gold
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USGS source ↗
Commodities
Primary
Lead, Zinc, Manganese
Secondary
Silver, Gold
Commodity type
M
Deposit
Deposit size
M
Materials
Ore minerals
Rhodochrosite
Gangue
Quartz
Geology
Host rock
Quartz Monzonite
Associated rock
Quartz Monzonite · Butte Quartz Monzonite (Boulder Batholith)
Structure
Boulder Batholith
Economic & production
Development status
Past Producer
Identification
Deposit ID
10019641
MRDS ID
DC11028
Alternate names
Ancient, Black Chief
Region
NA
Data score
B
Coordinates
46.00601, -112.54172
References
USGS PP 74, P. 255-56USGS FILESMBMG BULL 14, P. 39.USGS-USBM MINERAL YEARBOOKS 1916-1958.USGS FILESUSGS-USBM MINERAL YEARBOOKS 1916-1958.