Mine detail: Rinconada

Previously called 'ClausSan Jose Valley'

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Location

Lat / long:

35.28941, -120.47764

Resource(M)

Primary:	Mercury
Ore:	Cinnabar, Metacinnabar
Gangue:	Calcite, Dolomite, Pyrite, Quartz
Discovery year:	1872

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
Production years:	1902 - 1905, 1909 - 1911, 1923, 1925 - 1926, 1929 - 1932, 1934 - 1935, 1937, 1941 - 1943, 1951 - 1952

Geology

Host type:	Serpentinite
Associated type:	Volcanic Rock (Aphanitic)
Structure:	Local Faults
Alteration processes:	Silica Carbonate Alteration Of Serpentine

References

MRDS	M055788
DEP	10103825
Reference	{Deposit:: HOLMES, G. W., JR., 1965, MERCURY IN CALIFORNIA: IN USBM IC 8252}{Deposit:: BAILEY, E. H., USGS, PERSONAL FILES}{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:: RANSOME, A. L. AND KELLOGG, J. L., 1939, QUICKSILVER RESOURCES IN CALIFORNIA: CALIF. JOUR. OF MINES AND GEOLOGY, V. 35, P. 353 - 486}{Deposit:: 5) BRADLEY, W.W., 1918, QUICKSILVER RESOURCES OF CALIFORNIA: CJMG BULL. 78, 389 P.}{Deposit:: 6) FRANKE, H.A., 1935, MINES AND MINERAL RESOURCES OF SAN LUIS OBISPO COUNTY, CALIF.: CJMG, V. 31, P. 434-455}{Production:: USBM DATA}
Reporter	Peterson, Jocelyn A.