Mine detail: Little Bonanza

Previously called 'AliceModocJosephineTartagliaGeorge'

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Location

Lat / long: 35.58718, -120.91709

Resource(M)

Primary: Mercury
Ore: Cinnabar
Gangue: Kaolinite, Pyrite, Quartz
Orebody form: IRREGULAR
Discovery year: 1862

Production

Operation type: Unknown
Production size: Small
Development status: Past Producer
Production years: 1900 - 1905, 1908, 1911 - 1917, 1919, 1930 - 1934, 1937 - 1939, 1941 - 1942

Geology

Host rock:Franciscan Complex
Host type:Serpentinite,Chert
Alteration processes:Silica Carbonate Alteration Of Serpentine

References

MRDSM055763
DEP10040884
Reference{Deposit:: HOLMES, G. W., JR., 1965, MERCURY IN CALIFORNIA: IN USBM IC 8252}{Deposit:: ECKEL, E. B., YATES, R. G., AND GRANGER, A. E., 1940, QUICKSILVER DEPOSITS IN SAN LUIS OBISPO COUNTY AND SOUTHWESTERN MONTEREY COUNTY, CALIFORNIA: USGS BULL. 922 - R, P. 515 - 580}{Deposit:: BAILEY, E. H., USGS, PERSONAL FILES}{Deposit:: FRANKE, H.A., 1935, MINES AND MINERAL RESOURCES OF SAN LUIS OBISPO COUNTY, CALIF.: CJMG, V. 31, P. 434-455}{Deposit:: 5) BRADLEY, W.W., 1918, QUICKSILVER RESOURCES OF CALIFORNIA: CJMG BULL. 78, 389 P.}{Deposit:: 6) RANSOME, A.L. AND KELLOGG, J.L., 1939, QUICKSILVER RESOURCES OF CALIFORNIA: CJMG, V. 35, P. 353-486}{Production:: USBM DATA}
ReporterPeterson, Jocelyn A.