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Blue Gravel Mine

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. Nearby scientific data
  8. Economic information about the deposit and operations
  9. Links to other databases
  10. Bibliographic references
  11. Reporter information

Geologic information

Identification information

Deposit ID 10028664
MRDS ID M005780
Record type Site
Current site name Blue Gravel Mine
Related records 10284576

Geographic coordinates

Geographic coordinates: -120.73545, 38.22519 (WGS84)
Relative position ADJOINS THE CASINELLI MINE TO THE N; 6 MI. BY ROAD NW OF SAN ANDREAS TAILINGS SHOWN IN E1/2 NE1/4 OF SEC. ON GQ-222

Site location context

Political divisions (FIPS codes)

Calaveras(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

San Andreas(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 004N 011E 02 California

Commodities

Commodity Importance
Gold Primary

Nearby scientific data

(1) -120.73545, 38.22519
ListMap

Economic information

Comments on the geologic information

  • GEOL.DESC: THIS MINE IS THOUGHT TO BE ON THE DEEP BLUE LEAD CHANNEL. WORKINGS INCLUDE A 115' VERTICAL SHAFT THROUGH LAVA CAPPING AND GRAVEL TO SLATE BEDROCK; 160' DRIFT DRIVEN WESTWARD, FROM WHICH POINT ABOUT 250' OF DRIFTING WAS DONE NORTHWESTWARD. THE MAIN CHANNEL IS BELIEVED TO LIE FARTHER WEST. EQUIPMENT INCLUDES A SAMPSON HOIST AND AIR COMPRESSOR. THREE MEN ENGAGED IN THE PROSPECTING WORK IN 1931.

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Significant No

Comments on the production information

  • ACTIVE PRIOR TO 1900, INTERMITTENTLY IN 1930S.

Reference information

Bibliographic references

  • Deposit

    CALIF. V. 32, NO. 3, P. 327, 357 AND PL. 6

  • Deposit

    CALIF. COUNTY REPT. NO. 2, P. 190 AND PL. C

  • Deposit

    USGS GQ-222

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.