Commodities
PrimaryMercury
Commodity typeM
Deposit
Deposit sizeM
WorkingsSurface/Underground
Ore controlFault Control
Materials
Ore mineralsCinnabar, Mercury, Metacinnabar
GangueCalcite, Pyrite, Quartz
Geology
Host rockSerpentinite · Franciscan Complex
StructureMinor Faults Trending Nw
AlterationSilica Carbonate Alteration Of Serpentine
Economic & production
Development statusProducer
Production years1874 - 1880, 1900 - 1908, 1910 - 1912, 1915 - 1919, 1931 - 1932, 1934 - 1947, 1949
First production1874
Discovery year1872
Identification
Deposit ID10040824
MRDS IDM055699
Alternate namesMissouri, Lost Ledge, Oakland, Geyser, Clyde
RegionNA
Data scoreB
Coordinates38.78071, -122.81886
References
HOLMES, G. W., JR., 1965, MERCURY IN CALIFORNIA: IN USBM IC 8252BAILEY, E. H., USGS, PERSONAL FILESBAILEY, E. H., 1946, QUICKSILVER DEPOSITS OF THE WESTERN MAYACMAS DISTRICT, SONOMA COUNTY, CALIFORNIA: CALIF. JOUR. OF MINES AND GEOLOGY, V. 42, P. 199 - 230HONKE, M.T., JR. AND VER PLANCK, W.E., JR., 1950, MINES AND MINERAL RESOURCES OF SONOMA COUNTY, CALIF.: CJMG, V. 46, P. 98-105USBM DATA