Montana · Granite County
Past Producer
Cascade Mine
Granite County, Montana, United States
Gold
Silver
Copper
Antimony
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USGS source ↗
Commodities
Primary
Gold
Secondary
Silver, Copper
Tertiary
Antimony
Commodity type
M
Deposit
Deposit size
S
Workings
Surface/Underground
Materials
Ore minerals
Chalcopyrite, Chrysocolla, Gold, Malachite, Tetrahedrite
Gangue
Iron, Limonite, Pyrite, Quartz, Sericite
Geology
Host rock
Diorite
Associated rock
Diorite · Garnet Stock
Structure
Bearmouth Overthrust, Deep Creek Anticline, Garnet Stock
Alteration
Sericitazation, Oxidation
Economic & production
Development status
Past Producer
Identification
Deposit ID
10019709
MRDS ID
DC11192
Region
NA
Data score
B
Coordinates
46.82711, -113.34815
References
USGS BULL 660, P