South Dakota · Custer County
Past Producer

Tanner Property

Custer County, South Dakota, United States
BerylliumTantalumFeldsparMicaLithium
⌖ Show on mapUSGS source ↗
Commodities
PrimaryBeryllium, Tantalum, Feldspar, Mica
TertiaryLithium
Commodity typeB
Deposit
Deposit sizeS
WorkingsSurface
Materials
Ore mineralsBeryl, Muscovite, Plagioclase, Spodumene
GangueCleavelandite, Quartz, Tourmaline
Geology
Host rockPegmatite
Associated rockPegmatite
Economic & production
Development statusPast Producer
Identification
Deposit ID10097817
MRDS IDD008138
RegionNA
Data scoreB
Coordinates43.61468, -103.54556
References
U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707