Commodities
PrimaryBeryllium, Mica, Feldspar
Commodity typeB
Deposit
Deposit sizeS
WorkingsSurface
Orebody formLENTICULAR
Materials
Ore mineralsBeryl, Muscovite
Geology
Host rockPegmatite
Associated rockPegmatite · Pegmatite
Economic & production
Development statusPast Producer
Identification
Deposit ID10101554
MRDS IDD004777
RegionNA
Data scoreC
Coordinates43.9019, -103.435
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