Description
Union Carbide Corporation Discovered Asbestos While Searching For Nickel-Chrome Ores.
Commodities
PrimaryAsbestos
Commodity typeN
Deposit
Deposit sizeL
Orebody formIRREGULAR
Geology
Host rockSerpentinite · Franciscan Sandstone;Panoche Shale And Sandstone
Associated rockShale,Sandstone · Franciscan Complex;Panoche Formation
StructureNorthwest-Trending Coalinga Anticline, New Idria Thrust Fault. Deposit Highly Sheared
Tectonic settingCalifornia Coast Ranges
AlterationOxidation Of Upper 15 To 20 Ft. Of Deposit. Much Serpentine Is Recrystallized To Flaky, Matted Chrysotile.
Economic & production
Development statusProducer
Discovery year1957
Identification
Deposit ID10080649
MRDS IDW031982
Alternate namesSanta Rita
RegionNA
Data scoreB
Coordinates36.40105, -120.72877
References
LINN,R.K., 1968, NEW IDRIA MINING DISTRICT -IN- ORE DEPOSITS OF THE UNITED STATES 1933-1967 (GRATEN-SALES VOLUME). NEW YORK: AM. INST OF MNG., MET., AND PET. ENG., INC., PP. 1623-49.RICE,S.J., 1966, CAL. DIV. OF MINES AND GEOL. BULL. 191, PP 86-92.