South Dakota · Pennington County
Past Producer
Barnes Group
Pennington County, South Dakota, United States
Gold
Silver
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USGS source ↗
Commodities
Primary
Gold, Silver
Commodity type
M
Deposit
Deposit size
S
Workings
Underground
Ore control
Shear Zone In Slate And Schist
Materials
Ore minerals
Gold, Silver
Geology
Host rock
Slate · Slate And Schist
Economic & production
Development status
Past Producer
Identification
Deposit ID
10104240
MRDS ID
SD02211
Alternate names
Black Tom Group
Region
NA
Data score
C
Coordinates
44.03163, -103.61474
References
U.S. BUREAU OF MINES, 1954, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 768