Montana · Broadwater County
Past Producer
Keating Group
Broadwater County, Montana, United States
Gold
Copper
Silver
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USGS source ↗
Commodities
Primary
Gold, Copper
Secondary
Silver
Commodity type
M
Deposit
Deposit type
Polymetallic veins
Model
85: Polymetallic veins
Deposit size
Y
Workings
Underground
Orebody form
TABULAR
Ore control
Deposit Is In North-Trending Zone Of Stocks
Materials
Ore minerals
Pyrite, Chalcopyrite
Geology
Host rock
Andesite
Associated rock
Andesite · Elkhorn Volcanics, Andesite
Structure
Boulder Batholith, Lombard Overthrust. Radersburg Anticline To West Of District
Alteration
Intensely Altered Wall Rock
Economic & production
Development status
Past Producer
Discovery year
1866
Identification
Deposit ID
10071333
MRDS ID
W014665
Region
NA
Data score
B
Coordinates
46.18796, -111.66169
References
REED, G. C., 1951, MINES AND MINERAL DEPOSITS (EXCEPT FUELS), BROADWATER COUNTY, MONTANA: U.S. BUREAU OF MINES INF. CIRC. 759USBM IC 7592