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Oak Patch Claim

Producer in Placer 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. Materials information
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Land status
  13. Ownership information
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10110862
MRDS ID W024427
Record type Site
Current site name Oak Patch Claim
Related records 10286198

Geographic coordinates

Geographic coordinates: -120.76881, 39.171 (WGS84)
Elevation 1036

Site location context

Political divisions (FIPS codes)

Placer(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Dutch Flat(quadrangle 1:24,000 scale)

Truckee(quadrangle 1:100,000 scale)

Chico(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

North Fork American(hydrologic unit)

Lower Sacramento(hydrologic accounting unit)

Sacramento(hydrologic subregion)

California(hydrologic region)

Federal lands

Tahoe National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States California Placer

Public Land Survey System information

Meridian Township Range Section Fraction State
015N 011E 05 California

Comments on the location information

  • LOCATED ON WEST EDGE, SECT. 05 NEAR THE CREST OF A SPUR RIDGE, ABOUT 500 FT SW OF IRON SPRING DEPOSIT, M100352.

Commodities

Commodity Importance
Chromium Critical Primary

Materials information

Materials Type of material
Chromite Ore

Nearby scientific data

(1) -120.76881, 39.171
ListMap

Economic information

Ore body information

  • General form POD

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1919
Discoverer D. J. Sullivan
Year of first production 1919
Year of last production 1942

Mining district

District name Dutch Flat Area

Land status

Ownership category Private

Ownership information

  • Type Owner
    Owner D. J. Sullivan
    First year 1949

Comments on the workings information

  • WORKINGS CONSISTED OF AN OPEN CUT, A PIT, AND A 12 FT DEEP SHAFT.

Reference information

Bibliographic references

  • Deposit

    DOM BULL 134 PT 3 CHAP 5 P 206-7 PL 13 GEOL MAP OF CA CHICO 50 PAC

  • Deposit

    CO MIN FOR IND N CA V 2 P 15

  • Production

    CDMG BULL 134, PT. 3, CHAPT. 5, P. 202.

General comments

Subject category Comment text
Deposit ORE BODY WAS APPROX. 10 FT LONG, 5 FT IN DIAMETER AND PITCHED STEEPLY TO THE NORTH IN A SHEAR ZONE THAT STRIKES NORTH AND DIPS 85W.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1983 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.