Commodities
PrimaryMercury
TertiaryChromium
Commodity typeM
Deposit
Deposit sizeS
WorkingsUnderground
Ore controlContact
Materials
Ore mineralsChromite, Cinnabar
GangueSaponite
Geology
Host rockSerpentinite
StructureSerpentine - Sandstone Contact
AlterationSilica Carbonate Alteration Of Serpentine
Economic & production
Development statusPast Producer
Production years1902, 1904, 1907 - 1908, 1911, 1915 - 1916, 1918, 1940 - 1943
First production1902
Identification
Deposit ID10040802
MRDS IDM055676
RegionNA
Data scoreB
Coordinates38.66238, -122.53496
References
HOLMES, G. W., JR., 1965, MERCURY IN CALIFORNIA: IN USBM IC 8252BAILEY, E. H., USGS, PERSONAL FILESYATES, R. G. AND HILPERT, L. S., 1946, QUICKSILVER DEPOSITS OF THE EASTERN MAYACMAS DISTRICT, LAKE AND NAPA COUNTIES, CALIFORNIA: CALIF. JOUR. OF MINES AND GEOLOGY, V. 42, P. 231 - 286BRADLEY, W.W., 1918, QUICKSILVER RESOURCES OF CALIFORNIA: CJMG BULL. 78, 389 P.5) DAVIS, F.F., 1948, MINES AND MINERAL RESOURCES OF NAPA COUNTY, CALIF.: CJMG, V. 44, P. 176-183USBM DATA