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  3. Mineral Resource Data System (MRDS)

Big Chief

Occurrence in Madera 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. Materials information
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  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 10034100
MRDS ID M020800
Record type Site
Current site name Big Chief
Related records 10163271

Geographic coordinates

Geographic coordinates: -119.64847, 37.06494 (WGS84)
Relative position EAST BANK OF FINE GOLD CREEK

Site location context

Political divisions (FIPS codes)

Madera(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Millerton Lake West(quadrangle 1:24,000 scale)

Shaver Lake(quadrangle 1:100,000 scale)

Mariposa(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper San Joaquin(hydrologic unit)

San Joaquin(hydrologic accounting unit)

San Joaquin(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Madera

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 010S 021E 14 California

Commodities

Commodity Importance
Copper Tertiary
Gold Tertiary

Comments on the commodity information

  • COPPER ORES ARE SULFIDES, OXIDES AND GREEN CARBONATE.

Materials information

Materials Type of material
Quartz Gangue

Nearby scientific data

(1) -119.64847, 37.06494
ListMap

Economic information

Ore body information

  • Thickness 2.44M

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Mining district

District name Hildreth

Workings at the site

  • Type of workings Underground
    Length 17.07M

Comments on the workings information

  • TUNNEL 46 FT. LONG, SHALLOW SHAFT 10 FT. DEEP

Reference information

Bibliographic references

  • Deposit

    AUBURY, L.E., 1908 , COPPER RESOURCES OF CALIFORNIA BULL. 50 ; CALIF. MIN. BUR., P. 276

  • Deposit

    ERIC, J.H., 1948 , COPPER IN CALIFORNIA BULL. 144 ; DIV. OF MINES, P. 261

General comments

Subject category Comment text
Deposit SERIES OF THREE LEDGES, SMALLER VEINS OF QUARTZ IN SCHISTOSE VEIN MATTER OF EXTENSIVE WIDTH.
Deposit ORE SAID TO HAVE CARRIED VALUES OF $4 - 5 PER TON. ACTIVE IN 1902

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-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.

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.