Mine detail: Jumbo

Previously called 'Double StarB & M'

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Location

Lat / long: 38.72849, -122.73413

Resource(M)

Primary: Mercury
Ore: Cinnabar
Gangue: Magnesite
Orebody form: LENSES

Production

Operation type: Unknown
Production size: Small
Development status: Past Producer

Geology

Host type:Serpentinite
Structure:Serpentine - Sandstone Contact
Alteration processes:Silica Carbonate Alteration Of Serpentine

References

MRDSM055714
DEP10040839
Reference{Deposit:: HOLMES, G. W., JR., 1965, MERCURY IN CALIFORNIA: IN USBM IC 8252}{Deposit:: BAILEY, E. H., 1946, QUICKSILVER DEPOSITS OF THE WESTERN MAYACMAS DISTRICT, SONOMA COUNTY, CALIFORNIA: CALIF. JOUR. OF MINES AND GEOLOGY, V. 42, P. 199 - 230}{Deposit:: BRADLEY, W.W., 1918, QUICKSILVER RESOURCES OF CALIFORNIA: CJMG BULL. 78, 389 P.}{Deposit:: HONKE, M.T., JR. AND VER PLANCK, W.E., JR., 1950, MINES AND MINERAL RESOURCES OF SONOMA COUNTY, CALIF: CJMG, V. 46, P. 98-105}
ReporterPeterson, Jocelyn A.