South Dakota · Custer County
Occurrence
Virginia Dike
Custer County, South Dakota, United States
Feldspar
Land & claims · BLM · live
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Surface manager + active mining claims at this point, live from BLM. The "open to location" notes are a general 1872-Mining-Law guide, not BLM output — decision-support only; verify with BLM MLRS and on the ground before staking or entry.
Commodities
PrimaryFeldspar
Commodity typeNonmetallic
Deposit
Deposit sizeN
WorkingsSurface
Orebody formKNOB
Materials
Ore mineralsFeldspar
Geology
Host rockQuartzite
Associated rockPegmatite
Tectonic settingSouthern Black Hills
Economic & production
Development statusOccurrence
Community notes
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References
U.S. BUREAU OF MINES, 1955, BLACK HILLS MINERAL ATLAS, SOUTH DAKOTA: PART 2, BUREAU OF MINES INFORMATION CIRCULAR 7707
Identification
Deposit ID10094443
MRDS IDD007183
RegionNA
Data scoreC
Coordinates43.70829, -103.50084
Base: USGS MRDS (public domain, frozen 2011). Community notes © their authors, CC-BY. Land data live from BLM.