Montana · Beaverhead County
Occurrence
Bea Ann Claim
Beaverhead County, Montana, United States
Gold
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USGS source ↗
Commodities
Primary
Gold
Commodity type
M
Deposit
Deposit type
Replacement
Deposit size
N
Workings
Underground
Orebody form
CHIMNEY
Materials
Gangue
Calcite, Hematite, Jasper, Psilomelane, Quartz
Geology
Host rock
Limestone · Madison
Associated rock
Diorite · Bannack Stock
Alteration
Oxidation, Brecciation
Economic & production
Development status
Occurrence
Identification
Deposit ID
10094336
MRDS ID
D004730
Region
NA
Data score
C
Coordinates
45.16212, -112.97533
References
MBMG BULL 85, P. 791972 RECON M.B.M.G. BULL. 8