South Dakota · Lawrence County
Past Producer
Mary Group Mine
Lawrence County, South Dakota, United States
Tungsten
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USGS source ↗
Commodities
Primary
Tungsten
Commodity type
M
Deposit
Deposit type
Replacement
Deposit size
S
Workings
Underground
Ore control
At Contact Between The Basal Quartzite And The Overlying Dolomite. Adjacent To Vertical Fracture
Materials
Ore minerals
Huebnerite
Geology
Associated rock
Plutonic Rock · Porphyry Sill
Economic & production
Development status
Past Producer
Identification
Deposit ID
10104206
MRDS ID
SD02084
Alternate names
Power, Power #2, Smith, Union, Mary Claims
Region
NA
Data score
B
Coordinates
44.33885, -103.70335
References
US BUREAU OF MINES, 1954 , BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART I, BUREAU OF MINES INFORMATION CIRCULAR 7688