Montana · Lewis and Clark County
Past Producer
Potratz Prospect
Lewis and Clark County, Montana, United States
Gold
Silver
Copper
Tungsten
Molybdenum
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USGS source ↗
Commodities
Primary
Gold, Silver, Copper
Tertiary
Tungsten, Molybdenum
Commodity type
M
Deposit
Deposit size
S
Workings
Underground
Materials
Ore minerals
Chalcopyrite, Gold, Scheelite, Silver
Gangue
Magnetite, Quartz
Geology
Host rock
Limestone
Structure
Boulder Batholith
Economic & production
Development status
Past Producer
Identification
Deposit ID
10019005
MRDS ID
DC08158
Region
NA
Data score
B
Coordinates
46.71101, -112.48423
References
USBM RI 6334, P. 6, 50, 51WALKER, 1963, USBM REP. INVES. 6334