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Comeback Consolidatedbear Creek

Occurrence in El Dorado county in California, United States with commodity Tungsten
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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. Nearby scientific data
  8. Economic information about the deposit and operations
  9. Ownership information
  10. Links to other databases
  11. Bibliographic references
  12. General comments
  13. Reporter information

Geologic information

Identification information

Deposit ID 10030249
MRDS ID M008249
Record type Site
Current site name Comeback Consolidatedbear Creek
Related records 10236650

Geographic coordinates

Geographic coordinates: -120.75269, 38.83157 (WGS84)
Relative position NE1/4 SE1/4. LOCATED 7 MILES NE OF PLACERVILLE AND 4 MILES DUE EAST OF SPANISH FLAT NEAR THE NORTH BANK OF ROCK CREEK.

Site location context

Political divisions (FIPS codes)

El Dorado(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Garden Valley(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)

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 011N 011E 04 California

Commodities

Commodity Importance
Tungsten Critical Primary

Nearby scientific data

(1) -120.75269, 38.83157
ListMap

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No
Discovery year 1930

Ownership information

  • Type Operator
    Owner Ajax Cons. Mines Co.
    Home office C/O Bruce Thompson

Comments on the production information

  • CLAIMS FIRST LOCATED IN 1930. DURING 1931-32 BETWEEN $3,000 AND $4,000 WORTH OF SCHEELITE PRODUCED. PROPERTY WORKED AGAIN IN 1943 AND SOME SCHEELITE PRODUCED. PRESENT OWNER HAS PROSPECTED THE PROPERTY DURING PAST FEW YEARS.

Comments on the workings information

  • AN 187-FT. ADIT; 50 FT. ABOVE AND BELOW THIS ADIT AN 80 FT AND A 240-FT. ADIT, RESPECTIVELY, HAVE BEEN DRIVEN

Reference information

Bibliographic references

  • Deposit

    CALIF. JOUR. MINES & GEOL. V. 52, NO. 4, PP. 439, 577, PL. 10

  • Deposit

    EC. MIN. MAP OF CALIF., NO. 4 - TUNGSTEN, 1942

General comments

Subject category Comment text
Deposit THIS PROPERTY HAS BEEN THE SOURCE OF THE TOTAL RECORDED OUTPUT OF TUNGSTEN ORE IN THE COUNTY. SMALL AMOUNTS OF GOLD ARE PRESENT IN THE VEIN MATERIAL.

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.