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Blue Jay

Past Producer in Calaveras county in California, United States with commodity 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. Workings at the site
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10028925
MRDS ID M006188
Record type Site
Current site name Blue Jay
Related records 10235846

Geographic coordinates

Geographic coordinates: -120.66573, 38.28213 (WGS84)
Elevation 366
Relative position 2 MI SE OF MOKELUMNE HILL

Site location context

Political divisions (FIPS codes)

Calaveras(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Mokelumne Hill(quadrangle 1:24,000 scale)

San Andreas(quadrangle 1:100,000 scale)

Sacramento(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Calaveras(hydrologic unit)

San Joaquin(hydrologic accounting unit)

San Joaquin(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Calaveras

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 005N 012E 16,21 California

Comments on the location information

  • UTM ACC SW 1/4 SEC

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Gold Ore
Quartz Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Slate

Nearby scientific data

(1) -120.66573, 38.28213
ListMap

Economic information

Ore body information

  • Strike N 20 W
    Dip 45 NE

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Production years 1902 - 1905 , 1925 - 1927

Comments on the production information

  • ACTIVE PRIOR TO 1900 , 1400 FT ADIT FAILED TO PRODUCE ANY ORE NO PRODUCTION RECORD FOUND

Workings at the site

  • Type of workings Underground
    Area 16.188HA
    Overall depth 38.1M

Comments on the workings information

  • DEVELOPED BY 2 125 FT. SHAFTS AND 1,400 FT ADIT

Reference information

Bibliographic references

  • Deposit

    CLARK, W.B., LYDON, P.A., 1962 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY, CALIF. COUNTY REPORT 2 ; CALIF. DIV. OF MINES AND GEOLOGY, P 139 AND PLB

  • Deposit

    LOGAN, C.A., FRANKE, H., 1936 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY; CALIF. JOUR. MINES AND GEOLOGY, VOL. 32 , NO. 3 ; DIV. OF MINES, P 299

General comments

Subject category Comment text
Deposit VEIN

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1979 Mateik, R.; Albers, John P. U.S. Geological Survey

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

External references

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.