South Dakota · Custer County
Past Producer

Michaud Beryl

Custer County, South Dakota, United States
BerylliumFeldsparMica
⌖ Show on mapUSGS source ↗
Commodities
PrimaryBeryllium
TertiaryFeldspar, Mica
Commodity typeB
Economic & production
Development statusPast Producer
Identification
Deposit ID10250166
RegionNA
Data scoreD
Coordinates43.70556, -103.71947
References
USBM STAFF,1955,REG.V,I.C.7707.P.198PAGE,L.R.,ET AL.,1953,USGS PROF.PAPER 247.P.157REDDEN,J.A.,1963,USGS PROF PAPER 297-D.P.272