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  3. Mineral Resource Data System (MRDS)

Mccurdy

Occurrence in El Dorado 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. Economic information about the deposit and operations
  10. Ownership information
  11. Links to other databases
  12. Bibliographic references
  13. Reporter information

Geologic information

Identification information

Deposit ID 10029961
MRDS ID M007812
Record type Site
Current site name Mccurdy

Geographic coordinates

Geographic coordinates: -120.88241, 38.81712 (WGS84)
Relative position NW1/4. LOCATED ABOUT 3 MILES SW OF GARDEN VALLEY.

Site location context

Political divisions (FIPS codes)

El Dorado(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Coloma(quadrangle 1:24,000 scale)

Placerville(quadrangle 1:100,000 scale)

Sacramento(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

South Fork American(hydrologic unit)

Lower Sacramento(hydrologic accounting unit)

Sacramento(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California El Dorado

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 011N 010E 08 California

Commodities

Commodity Importance
Chromium Critical Primary

Materials information

Materials Type of material
Chromite Ore

Nearby scientific data

(1) -120.88241, 38.81712
ListMap

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Ownership information

  • Type Operator
    Owner Rolland Armstrong

Comments on the production information

  • OPERATED BY G. O. FISHER DURING WWI BUT NO ORE MINED SINCE ALTHOUGH TRAILS HAVE BEEN MAINTAINED TO SOME OF THE WORKINGS AND SOME EXPLORATION HAS BEEN DONE. ABOUT 200 TONS OF ORE CONTAINING 31 TO 36 PERCENT CR2O3 PRODUCED DURING PERIOD OF ACTIVE OPERATION.

Comments on the workings information

  • OPEN CUTS, SHAFT 45 FT. DEEP.

Reference information

Bibliographic references

  • Deposit

    CALIF. JOUR. MINES & GEOL. V. 52, NO. 4, P. 471

  • Deposit

    DOM BULL. 134, PT. 3, CHAP. 4, PP. 155-6 AND PL. 8

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1972 Gere, W. 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.