Commodities
PrimaryChromium, Mercury
Commodity typeM
Deposit
Deposit typeSTOCKWORK, VEINS, DISSEMINATED, INCRUSTATIONS
Deposit sizeM
Ore controlFAULTS AND CHANGES IN THEIR ATTITUDE, BRITTLE SHATTERED ROCKS
Geology
StructureTHE MAJOR SHEAR ZONES, CHANGES IN ATTITUDE OF A FAULT OR SPLITS IN A FAULT, NW STRIKE OF FRANCISCAN ROCKS AND DIP STEEPLY NE, NW TRENDING FAULT ZONES
AlterationSILICA CARBONATE ALTERATION OF SERPENTINE, INDURATION OF SEDIMENTS
Economic & production
Development statusProducer
First production1861
Discovery year1850
Identification
Deposit ID60000984
MRDS IDM055694
RegionNA
Data scoreD
Coordinates38.19989, -122.60106
References
HOLMES, G. W., JR., 1965, MERCURY IN CALIFORNIA: IN USBM IC 8252HONKE, M. J., JR., AND VER PLANCK, W. E., JR., 1950, MINES AND MINERAL RESOURCES OF SONOMA COUNTY, CALIFORNIA; CALIF. JOUR. OF MINES AND GEOLOGY, V. 46, P. 98 - 105RANSOME, A. L. AND KELLOGG, J. L., 1939, QUICKSILVER RESOURCES OF CALIFORNIA: CALIF. JOUR. OF MINES AND GEOLOGY, V. 35, P. 353 - 486