Commodities
PrimaryFeldspar, Beryllium
Commodity typeB
Deposit
Deposit sizeS
WorkingsSurface
Orebody formDIKE
Materials
Ore mineralsBeryl, Feldspar
GangueMica, Quartz, Tourmaline
Geology
Host rockPegmatite
Associated rockPegmatite
Tectonic settingSouthern Black Hills
Economic & production
Development statusPast Producer
Identification
Deposit ID10104263
MRDS IDSD02439
RegionNA
Data scoreB
Coordinates43.65552, -103.60445
References
U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 770U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707