California · Santa Clara County
Past Producer

New Almaden - San Francisco Area

Santa Clara County, California, United States
Mercury
⌖ Show on mapUSGS source ↗
Commodities
PrimaryMercury
Commodity typeM
Deposit
Deposit sizeM
Orebody formIRREGULAR
Ore controlLocal Fracturing And Irregularities In Contact
Materials
Ore mineralsCinnabar
Geology
Host rockSerpentinite · Franciscan Complex
AlterationSilica Carbonate Alteration Of Serpentine
Economic & production
Development statusPast Producer
Discovery year1846
Identification
Deposit ID10040748
MRDS IDM055613
RegionNA
Data scoreC
Coordinates37.17325, -121.84547
References
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 PUSBM DATA