South Dakota · Pennington County
Occurrence
Western Feldspar Lode
Pennington County, South Dakota, United States
Mica
Feldspar
Tin
Lithium
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USGS source ↗
Commodities
Primary
Mica, Feldspar, Tin, Lithium
Commodity type
B
Deposit
Deposit size
N
Workings
Surface/Underground
Orebody form
DIKE
Materials
Ore minerals
Cassiterite, Feldspar, Mica, Spodumene
Gangue
Quartz
Geology
Host rock
Schist · Schist
Associated rock
Pegmatite · Pegmatite
Economic & production
Development status
Occurrence
Identification
Deposit ID
10010787
MRDS ID
D004759
Region
NA
Data score
B
Coordinates
43.91663, -103.66585
References
U. S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707