Montana · Powell, Granite County
Occurrence
Boston Mine
Powell, Granite County, Montana, United States
Copper
Gold
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USGS source ↗
Commodities
Primary
Copper
Secondary
Gold
Commodity type
M
Deposit
Deposit type
Replacement Vein
Deposit size
N
Workings
Surface/Underground
Materials
Ore minerals
Chalcopyrite, Chrysocolla, Gold, Malachite
Gangue
Garnet, Pyrite, Quartz
Geology
Structure
Bearmouth Overthrust, Garnet Stock
Alteration
Oxidation
Economic & production
Development status
Occurrence
Identification
Deposit ID
10019702
MRDS ID
DC11182
Alternate names
Hartford, Golden Angel Klondike
Region
NA
Data score
C
Coordinates
46.82572, -113.26536
References
USGS BULL 660, P. 205-13