Montana · Madison County
Prospect
Keyhole Group
Madison County, Montana, United States
Silver
Gold
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USGS source ↗
Commodities
Primary
Silver, Gold
Commodity type
M
Economic & production
Development status
Prospect
Identification
Deposit ID
10245456
Alternate names
Keyhold Group
Region
NA
Data score
D
Coordinates
45.0166, -111.90915
References
MONTANA BUREAU OF MINES AND GEOL. BULLETIN 127, 1988, P. 10.