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Lightner

Past Producer in Calaveras county in California, United States with commodities Copper, 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. Host and associated rocks
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Links to other databases
  12. Bibliographic references
  13. General comments
  14. Reporter information

Geologic information

Identification information

Deposit ID 10028951
MRDS ID M006236
Record type Site
Current site name Lightner
Related records 10235212

Geographic coordinates

Geographic coordinates: -120.59794, 37.94685 (WGS84)
Relative position 3 MILES SE OF COPPEROPOLIS

Site location context

Political divisions (FIPS codes)

Calaveras(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

New Melones Dam(quadrangle 1:24,000 scale)

Oakdale(quadrangle 1:100,000 scale)

San Jose(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Stanislaus(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 001N 013E 18 California

Commodities

Commodity Importance
Copper Primary
Gold Secondary

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Schist > Greenschist

Nearby scientific data

(1) -120.59794, 37.94685
ListMap

Economic information

Ore body information

  • General form LENTICULAR
    Strike N 45 W
    Dip NE
    Thickness 6.1M

Comments on the geologic information

  • GEOL.DESC: SULFIDE LENSES 12-20 FT. THICK, LARGE DUMP.

Economic information about the deposit and operations

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

Comments on the production information

  • NO PRODUCTION REPORTED

Comments on the workings information

  • OPEN 150 FT. INCLINED SHAFT AND 250 FT. CROSSCUT ADIT ON 90 FT. LEVEL. TWO OTHER SHAFTS TO SW.

Reference information

Bibliographic references

  • Deposit

    CLARK, W.B. AND LYDON, P.A. 1962 , MINES AND MINERAL RESOURCES CALAVERAS COUNTY, CALIFORNIA, COUNTY REPT. 2 ; CALIF. DIV. MINES AND GEOLOGY, P. 132

  • Deposit

    ERIC, J. H., 1948 , COPPER IN CALIFORNIA BULL. 144 ; DIV. OF MINES, P. 221 .

General comments

Subject category Comment text
Deposit CAPPED BY GOSSAN

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1972 Gere, W. U.S. Geological Survey
Updater 01-JUN-1978 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.

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.