South Dakota · Custer County
Occurrence
Mitchell Lode
Custer County, South Dakota, United States
Feldspar
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USGS source ↗
Commodities
Primary
Feldspar
Commodity type
N
Deposit
Deposit size
N
Workings
Surface
Orebody form
DIKE
Materials
Ore minerals
Feldspar
Gangue
Mica, Quartz, Tourmaline
Geology
Host rock
Quartzite,Schist
Associated rock
Pegmatite
Tectonic setting
Southern Black Hills
Economic & production
Development status
Occurrence
Identification
Deposit ID
10094472
MRDS ID
D008136
Region
NA
Data score
C
Coordinates
43.71579, -103.52278
References
U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707