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  3. Mineral Resource Data System (MRDS)

Black Mountain

Occurrence in Fresno 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. Economic information about the deposit and operations
  10. Workings at the site
  11. Links to other databases
  12. Bibliographic references
  13. General comments
  14. Reporter information

Geologic information

Identification information

Deposit ID 10034286
MRDS ID M021038
Record type Site
Current site name Black Mountain
Related records 10212241

Geographic coordinates

Geographic coordinates: -119.42013, 36.92938 (WGS84)
Relative position 1/2 MILE NE OF THE COPPER KING

Site location context

Political divisions (FIPS codes)

Fresno(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Humphreys Station(quadrangle 1:24,000 scale)

Fresno(quadrangle 1:100,000 scale)

Fresno(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Dry(hydrologic unit)

Tulare-Buena Vista Lakes(hydrologic accounting unit)

Tulare-Buena Vista Lakes(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Fresno

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 011S 023E 36 California

Commodities

Commodity Importance
Copper Tertiary
Gold Tertiary

Analytical data

Result 15 - 19 % CU AND $5/TON IN AU

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone

Nearby scientific data

(1) -119.42013, 36.92938
ListMap

Economic information

Comments on the geologic information

  • GEOL.DESC: EAST WALL IS A GRAY DIABASE ASSOCIATED TAIO SCHIST.

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Workings at the site

  • Type of workings Surface/Underground
    Length 121.92M

Comments on the workings information

  • 30 FT. SHAFT, A 60 FT. TUNNEL WHICH RUNS NE, ANOTHER TUNNEL 20 FT. BELOW FIRST IS 180 FT. LONG. A THIRD TUNNEL HAS BEEN STARTED IN 1908. SOME OPEN CUTS AND SHALLOW HOLES ON THE SURFACE.

Reference information

Bibliographic references

  • Deposit

    AUBURY, L.E., 1908 : COPPER RESOURCES OF CALIFORNIA BULL. 50 : CALIF. MIN. BUR., P. 287

  • Deposit

    ERIC, J.C., 1948 , TABULATION OF COPPER DEPOSITS IN CALIFORNIA IN COPPER IN CALIFORNIA: CALIFORNIA DIVISION OF MINES BULLETIN 144 , P. 233

General comments

Subject category Comment text
Deposit VEIN AUG. 3 FT. IN THICKNESS, VEIN SPLITS AND HAS DECIDEDLY BRANCHING TENDENCIES.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1979 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.