Montana · Jefferson County
Occurrence
Roosevelt Mine
Jefferson County, Montana, United States
Lead
Silver
Zinc
Gold
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USGS source ↗
Commodities
Primary
Lead, Silver
Secondary
Zinc, Gold
Commodity type
M
Deposit
Deposit size
N
Materials
Ore minerals
Galena, Gold, Sphalerite
Gangue
Calcite, Chalcedony, Pyrite, Quartz, Siderite
Geology
Host rock
Quartz Monzonite
Associated rock
Quartz Monzonite · Butte Quartz Monzonite (Boulder Batholith)
Structure
Boulder Batholith
Alteration
Sericitized
Economic & production
Development status
Occurrence
Identification
Deposit ID
10094759
MRDS ID
DB02188
Region
NA
Data score
C
Coordinates
46.49601, -112.02227
References
USGS PP 428, P. 69, PL. 1