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  3. Mineral Resource Data System (MRDS)

Triple Lode Mine

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 10029109
MRDS ID M006473
Record type Site
Current site name Triple Lode Mine
Alternate or previous names El Dorado, Blair Cons. Claims: El Dorado, Emeline, Jumper
Related records 10138638

Geographic coordinates

Geographic coordinates: -120.56879, 38.06658 (WGS84)
Relative position 1 MI W OF ANGELS CAMP

Site location context

Political divisions (FIPS codes)

Calaveras(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Angels Camp(quadrangle 1:24,000 scale)

San Andreas(quadrangle 1:100,000 scale)

Sacramento(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 003N 013E 32 California

Comments on the location information

  • UTM EST. S 1/2

Commodities

Commodity Importance
Gold Primary

Comments on the commodity information

  • VEINS CONTAIN ABUNDANT FINE TO COARSE PYRITE AND SMALL AMTS. ARSENOPYRITE

Materials information

Materials Type of material
Gold Ore
Pyrite Ore
Ankerite Gangue
Calcite Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Schist

Nearby scientific data

(1) -120.56879, 38.06658
ListMap

Economic information

Ore body information

  • Strike N 45 W
    Dip 55 NE
    Thickness 6.1M

Comments on the geologic information

  • 12 - 20 FT THICK MAIN VEIN OF QTZ AND MINERALIZED AMPHIBOLITE SCHIST W. VEINS TO NE INCLUDING EAST VEIN 300 FT NE.

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 RECORDS FOUND.

Workings at the site

  • Type of workings Underground
    Area 21.692HA
    Overall depth 137.16M

Comments on the workings information

  • OLD SHAFT TO 450 FT DEEP NOW CAVED, NEW 560 FT SHAFT 200 FT NW, W. LEVELS AT 150 , 250 AND 500 FT. SEVERAL THOUSAND FT OF DRIFTS AND CROSS CUTS

Reference information

Bibliographic references

  • Deposit

    CLARK, W. B., & LYDON, P. A., 1962 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY, CALIF.: CALIF. DIV. MINES & GEOL., COUNTY REPORT 2 , P. 71 185

  • Deposit

    ERIC, J. H., STROMQUIST, A. A., & SWINNY, C. M., 1955 , GEOL. OF THE ANGELS CAMP AND SONORA QUADS., CALAVERAS & TUOLOMNE COS.: CALIF. DIV. MINES SPEC. REPORT, 41 , P. 51

  • Deposit

    LOGAN, C. A., 1934 , MOTHER LODE GOLD BELT OF CALIF.: CDM BULL. 108 , P. 148 - 9 , PL 6

  • Production

    CLARK, 1962

General comments

Subject category Comment text
Deposit ANOTHER OF GROUP OF CLAIMS IN AMPHIBOLITE SCHIST W. OF MOTHER LODE, W. WAGON RUT, GOLD HILL & PARNELL MINES TO NW. ; INFO.SRC : 1 PUB LIT
Deposit VEINS

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1979 Hayden, F. (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.