Description
U.S. Geological Survey
Commodities
PrimaryBoron-Borates
TertiaryArsenic
Commodity typeB
Materials
Ore mineralsColemanite
GangueCalcite, Orpiment, Realgar
Geology
Host rockClaystone,Sandstone · Tropico Group
Economic & production
Development statusOccurrence
Discovery year1957
Identification
Deposit ID10023813
MRDS IDI003005
RegionNA
Data scoreC
Coordinates34.76668, -117.54811
References
GRISWOLD, W.T., 1959, COLEMANITE AS AN IMPORTANT SOURCE OF BORATES: AMERICAN INSTITUTE OF MINING, METALLURGICAL, AND PETROLEUM ENGINEERS, SOCIETY OF MINING ENGINEERS PREPRINT 59H20, 20 P.EVANS, J.R., AND ANDERSON, T.P., 1976, COLEMANITE DEPOSITS NEAR KRAMER JUNCTION, SAN BERNARDINO COUNTY, CALIFORNIA: CALIFORNIA DIVISION OF MINES AND GEOLOGY SPECIAL PUBLICATION 50, 8 P.CIMRIEVANS AND ANDERSON, 1976; GRISWOLD, 1959.