South Dakota · Custer County
Occurrence
Independence No. 1 Lode
Custer County, South Dakota, United States
Feldspar
Mica
⌖ Show on map
USGS source ↗
Commodities
Primary
Feldspar, Mica
Commodity type
N
Deposit
Deposit size
N
Workings
Surface
Orebody form
DIKE-LIKE
Materials
Ore minerals
Feldspar, Mica
Gangue
Quartz, Tourmaline
Geology
Host rock
Schist · Schist
Associated rock
Pegmatite · Granite;Pegmatite
Economic & production
Development status
Occurrence
Identification
Deposit ID
10055712
MRDS ID
SD02333
Region
NA
Data score
C
Coordinates
43.77024, -103.65751
References
U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707