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  3. Mineral Resource Data System (MRDS)

Bluebird Group

Past Producer in Kern county in California, United States with commodities Tungsten, Gold
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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. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Mining district
  13. Workings at the site
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10103236
MRDS ID M022563
Record type Site
Current site name Bluebird Group
Alternate or previous names Capitola
Related records 10114870

Geographic coordinates

Geographic coordinates: -117.647, 35.34582 (WGS84)
Relative position 2 MILES SOUTH OF RANDSBURG

Site location context

Political divisions (FIPS codes)

Kern(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Johannesburg(quadrangle 1:24,000 scale)

Cuddeback Lake(quadrangle 1:100,000 scale)

Trona(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Coyote-Cuddeback Lakes(hydrologic unit)

Northern Mojave(hydrologic accounting unit)

Northern Mojave-Mono Lake(hydrologic subregion)

California(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management CA)

Bureau of Land Management CA BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States California Kern

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 030S 040E 12 California

Comments on the location information

  • NW 1/4, UTM EST.

Commodities

Commodity Importance
Tungsten Critical Primary
Gold Secondary

Materials information

Materials Type of material
Scheelite Ore
Quartz Gangue

Analytical data

Result AVG. GRADE 1 1/2% WO3

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Schist

Nearby scientific data

(1) -117.647, 35.34582
ListMap

Economic information

Ore body information

  • Strike EAST
    Dip 40 - 45 N
    Thickness 0.61M
    Length 91.44M

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Stringer

Comments on the production information

  • UNDETERMINED OUTPUT IN 1940'S AND 1950'S OF SCHEELITE; FEW TENS OF OUNCES OF GOLD IN LATE 1920'S.

Workings at the site

  • Type of workings Underground
    Length 350.52M
    Overall depth 45.72M

Comments on the workings information

  • 35 DEG. INCLINED SHAFT TO 150 FT. DEPTH WITH APPROXIMATELY 1,000 FT. OF DRIFTS ON 3 LEVELS.

Reference information

Bibliographic references

  • Deposit

    TROXEL, B. W., AND MORTON, P. K., 1962, MINES AND MINERAL RESOURCES OF KERN COUNTY, CALIFORNIA: CAL. DIV. MINES AND GEOLOGY, COUNTY REPORT 1, P. 313

  • Production

    TROXEL AND MORTON, 1962

General comments

Subject category Comment text
Deposit RANGES FROM 2 IN - 2 FT. THICK

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1979 Fraticelli, L. A. (Albers, J.) 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.