Montana · Granite County
Past Producer
St. Thomas Mine
Granite County, Montana, United States
Gold
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USGS source ↗
Commodities
Primary
Gold
Commodity type
M
Deposit
Deposit size
S
Workings
Underground
Materials
Ore minerals
Gold
Gangue
Limonite, Quartz
Geology
Host rock
Quartzite · Missoula Group
Structure
Philipsburg Batholith, Cable Stock
Alteration
Oxidation
Economic & production
Development status
Past Producer
Last production
1906
Identification
Deposit ID
10102016
MRDS ID
DC11119
Region
NA
Data score
B
Coordinates
46.27572, -113.15924
References
USGS PP 78, P. 241.MBMG BULL 84, P. 46.USGS PP 78.