Montana · Jefferson County
Past Producer
Uncle Sam Mine
Jefferson County, Montana, United States
Silver
Lead
Zinc
Gold
Copper
Uranium
Antimony
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USGS source ↗
Commodities
Primary
Silver, Lead, Zinc
Secondary
Gold, Copper
Tertiary
Uranium, Antimony
Commodity type
M
Deposit
Deposit size
S
Workings
Surface/Underground
Ore control
Aplite-Rhyolite Contact
Materials
Ore minerals
Galena, Gold, Sphalerite, Tetrahedrite
Gangue
Pyrite, Quartz, Siderite
Geology
Host rock
Quartz Monzonite,Andesite,Granite
Associated rock
Quartz Monzonite,Andesite,Granite · Aplite Dike;Butte Quartz Monzonite;Elkhorn Mountain Volcanics
Structure
Boulder Batholith
Economic & production
Development status
Past Producer
Identification
Deposit ID
10019636
MRDS ID
DC11017
Alternate names
Jennie B.
Region
NA
Data score
B
Coordinates
46.32629, -112.25171
References
MBMG BULL 16, P. 36-7.USGS BULL 527, P. 121.USGS BULL 842, P. 294.USGS BULL 1151, P. 117, PL.1MBMG BULL 16, P. 37.