Commodities
PrimaryMica
Commodity typeN
Deposit
Deposit sizeS
WorkingsSurface/Underground
Materials
Ore mineralsMica
GanguePlagioclase, Quartz, Tourmaline
Geology
Host rockSchist
Associated rockPegmatite
Tectonic settingSouthern Black Hills
Economic & production
Development statusPast Producer
Identification
Deposit ID10011973
MRDS IDD007187
RegionNA
Data scoreC
Coordinates43.6769, -103.51334
References
U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707.