South Dakota · Custer County
Past Producer

Rives Lode

Custer County, South Dakota, United States
FeldsparMica
⌖ Show on mapUSGS source ↗
Commodities
PrimaryFeldspar, Mica
Commodity typeN
Deposit
Deposit sizeS
WorkingsSurface
Ore controlLarge Sheet Mica Is Found In Seams
Materials
Ore mineralsFeldspar, Mica
GangueQuartz, Tourmaline
Geology
Host rockSchist
Associated rockPegmatite,Granite
Tectonic settingSouthern Black Hills
Economic & production
Development statusPast Producer
Identification
Deposit ID10011969
MRDS IDD007181
RegionNA
Data scoreB
Coordinates43.70496, -103.50389
References
U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707