South Dakota · Lawrence County
Past Producer
Branch Mint Mine
Lawrence County, South Dakota, United States
Silver
Lead
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USGS source ↗
Commodities
Primary
Silver
Secondary
Lead
Commodity type
M
Deposit
Deposit type
Replacement
Deposit size
S
Ore control
Vertical Fractures
Materials
Ore minerals
Silver
Geology
Alteration
Thoroughly Oxidized. The Quartzite Below The Ore Is Heavily Impregnated With Manganese And Iron Oxides.
Economic & production
Development status
Past Producer
Identification
Deposit ID
10055485
MRDS ID
SD02038
Region
NA
Data score
C
Coordinates
44.33552, -103.63224
References
US BUREAU OF MINES, 1954 , BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688