Commodities
PrimaryChromium
Commodity typeM
Materials
Other materialsChromite, Magnesite, Magnetite, Serpentine, Talc
Economic & production
Development statusPast Producer
First production1918
Discovery year1876
Identification
Deposit ID10165203
MRDS IDW025015
Alternate namesCastro Chrome Mine
RegionNA
Data scoreB
Coordinates35.37357, -120.70847
References
CALIFORNIA REGIONAL WATER QUALITY CONTROL BOARD, CENTRALCOAST REGION. SURFACE WATER DEGRADATION BY INACTIVEMETAL MINES IN NORTHWEST SAN LUIS OBISPO COUNTY, CA,DECEMBER 1993 (P. 6-8).CALIF. STATE MINING BUR. BULLETIN 76, 1918, P. 167-169.CALIF. FOUR. MINES AND GEOL V. 37, 1941, P. 141, 161.U.S. GEOLOGICAL SURVEY BULLETIN 945-B, 1944, P. 34-37.U.S. BUREAU OF MINES RI 4783, 1951, P. 4-5.CALIF. DIV. MINES BULLETIN 134, 1953, PART II, CHAPT. 2,P. 60-61.