Description
U.S. Geological Survey
Commodities
PrimaryBoron-Borates
TertiaryArsenic
Commodity typeB
Materials
Ore mineralsColemanite
GangueCalcite
Geology
Host rockClaystone,Sandstone · Tropico Group
Economic & production
Development statusOccurrence
Discovery year1957
Identification
Deposit ID10023814
MRDS IDI003006
RegionNA
Data scoreD
Coordinates34.4989, -117.54005
References
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 PCIMRIEVANS AND ANDERSON, 1976.