California · Sonoma County
Past Producer

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Sonoma County, California, United States
Mercury
⌖ Show on mapUSGS source ↗
Commodities
PrimaryMercury
Commodity typeM
Deposit
Deposit sizeS
WorkingsUnderground
Ore controlLocal Fractures And Changes In Attitude
Materials
Ore mineralsCinnabar, Mercury
GangueCalcite, Quartz
Geology
Host rockSerpentinite
StructureSerpentine - Sandstone Contact
AlterationSilica Carbonate Alteration Of Serpentine
Economic & production
Development statusPast Producer
Production years1932 - 1936, 1938 - 1942
First production1932
Discovery year1875
Identification
Deposit ID10040827
MRDS IDM055702
Alternate namesWalker, Queen Group
RegionNA
Data scoreB
Coordinates38.75877, -122.76468
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. 98-1055) RANSOME, A.L. AND KELLOGG, J.L., 1939, QUICKSILVER RESOURCES OF CALIFORNIA: CJMG, V. 35, P. 353-486USBM DATA