Montana · Jefferson County
Occurrence
Copper Nugget Placer
Jefferson County, Montana, United States
Copper
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USGS source ↗
Commodities
Primary
Copper
Commodity type
M
Deposit
Deposit size
N
Workings
Surface/Underground
Orebody form
LAYERS AND POCKETS
Materials
Ore minerals
Copper
Gangue
Iron, Peat
Geology
Host rock
Peat
Structure
Boulder Batholith
Economic & production
Development status
Occurrence
Discovery year
1870
Identification
Deposit ID
10019621
MRDS ID
DC10988
Alternate names
Copper Nugget
Region
NA
Data score
C
Coordinates
46.34296, -112.05505
References
MBMG BULL 16, P. 66-7