Mine detail: Aurora Mine

Previously called 'Morning Star'

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Location

Lat / long:

36.39494, -120.67405

Resource(M)

Primary:	Mercury
Ore:	Cinnabar, Metacinnabar
Orebody form:	IRREGULAR
Discovery year:	1853

Production

Operation type:	Unknown
Production size:	Small
Development status:	Past Producer
Production years:	1853 - 1911, 1915, 1917, 1930 - 1943, 1950 - 1961

Geology

Host rock:	Franciscan Jur Serpentine And Sandstone;Panoche Upper Cret Sandstone And Shale
Host type:	Serpentinite
Structure:	N 70 W Coalinga Anticline, New Idria Thrust, Fault Striking N 45 W
Alteration processes:	Silica - Carbonate Alteration Of Serpentine

References

MRDS	M055791
DEP	10040906
Reference	{Deposit:: ECKEL, E. B. AND MYERS W. B., 1946, QUICKSILVER DEPOSITS OF THE NEW IDRIA DISTRICT SAN BENITO AND FRESNO COUNTIES, CALIFORNIA, CALIF. JOUR. OF MINES AND GEOLOGY, V. 42, P. 81 - 124}{Deposit:: BAILEY, E. H., U.S.G.S., PERSONAL FILES}{Deposit:: AVERILL, C.V., 1947, MINES AND MINERAL RESOURCES OF SAN BENITO COUNTY, CALIF.: CJMG, V. 43, P. 41-60}{Deposit:: HOLMES, G.W., JR., 1965, MERCURY IN CALIFORNIA: USBM IC 8252}{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}
Reporter	Peterson, Jocelyn A.