Mine detail: New Almaden - San Francisco Area

<< Back to the map

<< Back to browsing

Location: Santa Clara County, California, United States, North America
Lat / long: 37.17325, -121.84547
dep_id: 10040748
mrds_id: M055613
Commodity type: metallic
Major mineral: Mercury
Operation type: Unknown
Production size: Medium ammount of material produced
Development status: Past Producer
ore: Cinnabar
orebody_fm: IRREGULAR
alteration: Silica Carbonate Alteration Of Serpentine
conc_proc: Replacement By Hydrothermal Solutions
ore_ctrl: Local Fracturing And Irregularities In Contact
Reporter: Peterson, Jocelyn A.
hrock_unit: Franciscan Complex
hrock_type: Serpentinite
disc_yr: 1846
References:
  • 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:: USBM DATA
© 2010-2018 Lee C. Baker unless noted. All rights reserved.