Montana · Madison County
Past Producer
Calvin Mine
Madison County, Montana, United States
Silver
Lead
Gold
Zinc
Copper
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USGS source ↗
Commodities
Primary
Silver, Lead
Secondary
Gold, Zinc
Tertiary
Copper
Commodity type
M
Deposit
Deposit type
Replacement
Deposit size
Y
Workings
Unknown
Orebody form
IRREGULAR, POD
Ore control
Intersection Of Favorable Beds With Low-Angle Faults That Dip In Same Direction As Bedding.
Materials
Ore minerals
Chalcopyrite, Galena, Silver, Sphalerite
Geology
Host rock
Dolomite · Meagher
Economic & production
Development status
Past Producer
Identification
Deposit ID
10042790
MRDS ID
M060819
Region
NA
Data score
B
Coordinates
45.63351, -112.59838
References
MBMG MEM 19, P. 47.USGS BULL 574, P. 90-96.DMEA FILE