1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

San Antonio

Past Producer in Santa Clara county in California, United States with commodity Mercury
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Sections on this page
  1. Identification information
  2. Geographic coordinates
  3. Site location context
  4. Geographic areas
  5. Public Land Survey System information
  6. Commodities
  7. Materials information
  8. Alteration
  9. Nearby scientific data
  10. Geologic structures
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10040753
MRDS ID M055619
Record type Site
Current site name San Antonio
Related records 10286420

Geographic coordinates

Geographic coordinates: -121.88047, 37.20048 (WGS84)
Elevation 183

Site location context

Political divisions (FIPS codes)

Santa Clara(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Los Gatos(quadrangle 1:24,000 scale)

San Jose(quadrangle 1:100,000 scale)

San Jose(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Coyote(hydrologic unit)

San Francisco Bay(hydrologic accounting unit)

San Francisco Bay(hydrologic subregion)

California(hydrologic region)

Federal lands

LG(Federal land areas administered by LG)

Geographic areas

Country State County
United States California Santa Clara

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 008S 001E 32 California

Comments on the location information

  • FEW HUNDRED FEET UPSTREAM FROM GUADELUPE DAM

Commodities

Commodity Importance
Mercury Primary

Materials information

Materials Type of material
Cinnabar Ore

Alteration

  • (Local) Silica Carbonate Alteration Of Serpentine

Nearby scientific data

(1) -121.88047, 37.20048
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Serpentine - Sediment Contact

Ore body information

  • General form IRREGULAR

Controls for ore emplacement

  • Altered Serpentine And Contact

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1848
Production years 1849, 1915 - 1917

Mining district

District name New Almaden

Comments on the production information

  • ONE OF THE "OUTSIDE" NEW ALMADEN MINES

Reference information

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1976 Peterson, Jocelyn A. U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Maps centered on this site

Authoritative California resources

These are landing pages for further research — the state agencies don't currently expose per-mine deep links.