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  3. Mineral Resource Data System (MRDS)

Winship

Producer in Santa Clara county in California, United States with commodity Chromium
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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. Host and associated rocks
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Land status
  12. Ownership information
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10077454
MRDS ID W025100
Record type Site
Current site name Winship
Related records 10140993

Geographic coordinates

Geographic coordinates: -121.47519, 37.42214 (WGS84)
Elevation 1085

Site location context

Political divisions (FIPS codes)

Santa Clara(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mount Boardman(quadrangle 1:24,000 scale)

San Jose(quadrangle 1:100,000 scale)

San Jose(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

San Francisco Bay(hydrologic unit)

San Francisco Bay(hydrologic accounting unit)

San Francisco Bay(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Santa Clara

Public Land Survey System information

Meridian Township Range Section Fraction State
006S 005E 07 California

Comments on the location information

  • 30 MILES NW OF LIVERMORE

Commodities

Commodity Importance
Chromium Critical Primary

Analytical data

Result ORE CONTAINS LESS THAN 35% CR2O3.

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Serpentinite

Nearby scientific data

(1) -121.47519, 37.42214
ListMap

Economic information

Ore body information

  • General form LENSE OTHER STRINGERS

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Holbrook And Mc Guire , T. S. O'Brien
    Home office San Francisco, Ca
    First year 1918
  • Type Owner
    Owner K. D. Winship Estate

Comments on the workings information

  • WORKINGS CONSISTED OF SEVERAL OPEN CUTS AND SOME UNDERGROUND MINING.

Reference information

Bibliographic references

  • Deposit

    CALIF. JOUR. MINES & GEO. V. 50, NO.2, APR. 1954, P.402

General comments

Subject category Comment text
Deposit TOTAL PRODUCTION WAS LESS THAN 290 LT.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1981 Oster, Karel L. (Albers, John P.) 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.