Montana · Lewis and Clark County
Past Producer
Scratch Gravel Gold Mine
Lewis and Clark County, Montana, United States
Gold
Silver
Lead
Zinc
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USGS source ↗
Commodities
Primary
Gold, Silver
Secondary
Lead, Zinc
Commodity type
M
Deposit
Deposit size
S
Workings
Surface/Underground
Materials
Ore minerals
Galena, Gold, Sphalerite
Gangue
Pyrite, Quartz
Geology
Host rock
Quartz Monzonite · Belt Series
Associated rock
Quartz Monzonite · Scratchgravel Quartz Monzonite Stock
Structure
Boulder Batholith, Scratchgravel Quartz Monzonite Stock
Alteration
Oxidation
Economic & production
Development status
Past Producer
Identification
Deposit ID
10015854
MRDS ID
DB02115
Region
NA
Data score
B
Coordinates
46.6374, -112.06616
References
USGS BULL 842, P. 43USGS BULL 842, P. 43.