Montana · Jefferson County
Past Producer
Eureka Mine
Jefferson County, Montana, United States
Silver
Copper
Lead
Gold
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USGS source ↗
Commodities
Primary
Silver
Secondary
Copper, Lead, Gold
Commodity type
M
Deposit
Deposit type
Vein
Deposit size
S
Materials
Ore minerals
Gold
Geology
Host rock
Quartz Monzonite
Associated rock
Quartz Monzonite · Butte Quartz Monzonite (Boulder Batholith)
Structure
Boulder Batholith
Economic & production
Development status
Past Producer
Identification
Deposit ID
10019689
MRDS ID
DC11153
Region
NA
Data score
D
Coordinates
46.18046, -112.27588
References
MBMG BULL 16, P. 71, 112 114