Commodities
PrimaryMercury
Commodity typeM
Deposit
Deposit sizeM
WorkingsUnderground
Orebody formTABULAR
Ore controlBreccia Zone
Materials
Ore mineralsCinnabar
GangueQuartz
Geology
Host rockSerpentinite,Sandstone,Andesite
StructureProminent N-S Fracture System In The Sandstone, Thrust Fault
AlterationSilica - Carbonate From Serpentine And Andesite
Economic & production
Development statusPast Producer
Production years1873-1880, 1902-1908, 1914-1920, 1923, 1930, 1935-1940, 1942
First production1873
Discovery year1852
Identification
Deposit ID10040639
MRDS IDM055491
Alternate namesSt. Johns Quicksilver Mine, Vallejo, St. John Mine.
RegionNA
Data scoreB
Coordinates38.15184, -122.19272
References
BAILEY, E. H., USGS, PERSONAL FILESHOLMES, G. W., JR., 1965, MERCURY IN CALIFORNIA: IN USBM IC 8252.BRADLEY, W. W., 1918, QUICKSILVER RESOURCES OF CALIFORNIA: CDMG BULL. 78.AUBURY, L. E., 1903, THE QUICKSILVER RESOURCES OF CALIFORNIA: CDMG BULL. 27.USBM DATA