Montana · Granite County
Unknown
Blackmail Mine
Granite County, Montana, United States
Silver
Zinc
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USGS source ↗
Commodities
Primary
Silver
Tertiary
Zinc
Commodity type
M
Economic & production
Development status
Unknown
Identification
Deposit ID
10270476
Region
NA
Data score
D
Coordinates
46.33379, -113.26592
References
USGS PP 78, 1913 P.210 PL.2