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  3. Mineral Resource Data System (MRDS)

E & B

Occurrence 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 10028600
MRDS ID M005662
Record type Site
Current site name E & B
Related records 10163007

Geographic coordinates

Geographic coordinates: -120.8638, 38.21074 (WGS84)
Relative position 1 MI. SW OF CAMPO SECO. NW1/4 (SHAFT IN NE1/4 NW1/4

Site location context

Political divisions (FIPS codes)

Calaveras(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Valley Springs(quadrangle 1:24,000 scale)

San Andreas(quadrangle 1:100,000 scale)

Sacramento(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

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 010E 10 California

Commodities

Commodity Importance
Gold Primary

Nearby scientific data

(1) -120.8638, 38.21074
ListMap

Economic information

Comments on the geologic information

  • GEOL.DESC: GRAVEL SAID TO BE DELTA DEPOSIT OF TERTIARY CALAVERAS RIVER. 5-20' KAOLINIZED GRAVEL ON DECOMPOSED SLATE BEDROCK, IS CAPPED BY 2-5' CEMENTED ANGULAR QUARTZ CONGLOMERATE AND THIN LAYER OF QUARTZ GRAVEL. FLOUR GOLD, 875 FINE, IN GRAVEL, CONGLOMERATE, AND ON BEDROCK. AURIFEROUS PYRITE IN CONGLOMERATE. GRAVEL TESTED FOR GOLD RECOVERY BY JIGGING AND FLOTATION 1936-37; TREATED BY JAW CRUSHER, BALL MILL, JIG, TABLE, CLASSIFIER, AND FLOTATION CELLS

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Reference information

Bibliographic references

  • Deposit

    CALIF. COUNTY REPT. NO. 2, P. 195 AND PL.

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.