Montana · Beaverhead County
Past Producer
Graybird Group
Beaverhead County, Montana, United States
Lead
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USGS source ↗
Commodities
Primary
Lead
Commodity type
M
Deposit
Deposit size
S
Orebody form
LENTICULAR, IRREGULAR
Ore control
Contact Zone
Materials
Ore minerals
Galena
Gangue
Jasper
Geology
Host rock
Limestone · Amsden
Associated rock
Diorite · Argenta Stock
Structure
Argenta Stock
Alteration
Kaolinization, Sericitization, Chloritization
Economic & production
Development status
Past Producer
First production
1961
Identification
Deposit ID
10010768
MRDS ID
D004733
Region
NA
Data score
B
Coordinates
45.28518, -112.8545
References
MBMG BULL 85, P. 53