Mine detail: New Almaden - North Randol

Previously called ''

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Location

Lat / long:

37.18492, -121.84325

Resource(M)

Primary:	Mercury
Ore:	Cinnabar, Mercury
Gangue:	Calcite
Orebody form:	IRREGULAR
Discovery year:	1871

Production

Operation type:	Unknown
Production size:	Medium
Development status:	Past Producer
Production years:	1871 - 1896

Geology

Host rock:	Franciscan Complex
Host type:	Serpentinite
Structure:	Serpentine - Sediment Contact
Alteration processes:	Silica Carbonate Alteration Of Serpentine

References

MRDS	M055611
DEP	10040747
Reference	{Deposit:: BAILEY, E. H. AND EVERHART, D. L., 1964, GEOLOGY AND QUICKSILVER DEPOSITS OF THE NEW ALMADEN DISTRICT, SANTA CLARA COUNTY, CALIFORNIA: USGS PROF. PAPER 360, 206 P}{Production:: BAILEY & EVERHART}
Reporter	Peterson, Jocelyn A.