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  3. Mineral Resource Data System (MRDS)

Picacho

Past Producer in San Benito 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. Ownership information
  16. Production statistics
  17. Workings at the site
  18. Links to other databases
  19. Bibliographic references
  20. Reporter information

Geologic information

Identification information

Deposit ID 10040920
MRDS ID M055809
Record type Site
Current site name Picacho
Alternate or previous names Hernandis, Los Picachos, Ramirez, Benta, Bonanza
Related records 10213167

Geographic coordinates

Geographic coordinates: -120.69516, 36.34662 (WGS84)
Elevation 1311
Relative position 30 MI NW OF COALINGA

Site location context

Political divisions (FIPS codes)

San Benito(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

San Benito Mountain(quadrangle 1:24,000 scale)

Coalinga(quadrangle 1:100,000 scale)

Monterey(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Pajaro(hydrologic unit)

Central California Coastal(hydrologic accounting unit)

Central California Coastal(hydrologic subregion)

California(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management CA)

Bureau of Land Management CA BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States California San Benito

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 018S 012E 19,20 California

Commodities

Commodity Importance
Mercury Primary

Materials information

Materials Type of material
Cinnabar Ore
Mercury Ore

Alteration

  • (Local) Silica Carbonate Alteration In Franciscan Serpentine

Nearby scientific data

(1) -120.69516, 36.34662
ListMap

Economic information

Geologic structures

Type of structure Local
Structure description Nw Trending - Sw Dipping Shear Zone

Ore body information

  • General form LENS

Controls for ore emplacement

  • Shears In Serpentine

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1870
Production years 1902 - 1908, 1910 - 1911, 1913 - 1915, 1918, 1932, 1935, 1939 - 1940, 1942

Mining district

District name New Idria

Ownership information

  • Type Owner
    Owner Hernandez Quicksilver Mining Co.

Production statistics

  • Year 1960
    Period Thru 1960
    Material HG
    Accuracy Estimate
    Description Cp_Grade: ^10 Lb/Ton
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Mercury Mercury 4518g/mt

Workings at the site

  • Type of workings Surface/Underground
    Length 914.4M

Reference information

Bibliographic references

  • 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

    HOLMES, G. W., JR., 1965, MERCURY IN CALIFORNIA: IN USBM IC 8252

  • Deposit

    AVERILL, C.V., 1947, MINES AND MINERAL RESOURCES OF SAN BENITO COUNTY, CALIF.: CJMG, V. 43, P. 41-60

  • 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

    BAILEY, E. H.

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.

External references

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.