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Hill-Top Chrome

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 10030301
MRDS ID M008327
Record type Site
Current site name Hill-Top Chrome
Related records 10285257

Geographic coordinates

Geographic coordinates: -120.78963, 38.97628 (WGS84)
Relative position SW1/4. LOCATED ABOUT 400 FT. NORTH OF THE APEX CLAIM.

Site location context

Political divisions (FIPS codes)

El Dorado(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Georgetown(quadrangle 1:24,000 scale)

Placerville(quadrangle 1:100,000 scale)

Sacramento(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

Eldorado 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 El Dorado

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 013N 011E 18 California

Commodities

Commodity Importance
Chromium Critical Primary

Materials information

Materials Type of material
Chromite Ore

Nearby scientific data

(1) -120.78963, 38.97628
ListMap

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Ownership information

  • Type Operator
    Owner M. C. Langstaff And G. E. Bromm
    First year 1918

Comments on the production information

  • ABOUT 7 LONG TONS OF ORE HAD BEEN MINED BY AUGUST, 1918, AND THE DEPOSIT APPARENTLY HAD BEEN WORKED OUT.

Comments on the workings information

  • SHAFT, VERTICAL TO DEPTH OF 10 FT. THEN INCLINED TO AN ADDITIONAL 12 FT.

Reference information

Bibliographic references

  • Deposit

    CALIF. JOUR. MINES & GEOL. V. 52, NO. 4, P. 470

  • Deposit

    DOM BULL. 134, PT. 3, CHAP. 4, P. 163, 164

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.