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  3. Mineral Resource Data System (MRDS)

Pioneer

Past Producer in San Bernardino county in California, United States with commodities Gold, Silver, Copper
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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. Economic information about the deposit and operations
  10. Mining district
  11. Workings at the site
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10035637
MRDS ID M023488
Record type Site
Current site name Pioneer
Alternate or previous names Joburg Divide, Norman Fraction
Related records 10213135

Geographic coordinates

Geographic coordinates: -117.62172, 35.36527 (WGS84)
Elevation 1091
Relative position 1 MI. SE JOHANNESBURG

Site location context

Political divisions (FIPS codes)

San Bernardino(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Red Mountain(quadrangle 1:24,000 scale)

Cuddeback Lake(quadrangle 1:100,000 scale)

Trona(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Antelope-Fremont Valleys(hydrologic unit)

Northern Mojave(hydrologic accounting unit)

Northern Mojave-Mono Lake(hydrologic subregion)

California(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management CA)

Bureau of Land Management CA BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States California San Bernardino

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 029S 041E 31 California

Comments on the location information

  • UTM EST SE 1/4

Commodities

Commodity Importance
Gold Primary
Silver Secondary
Copper Tertiary

Materials information

Materials Type of material
Gold Ore
Quartz Gangue

Nearby scientific data

(1) -117.62172, 35.36527
ListMap

Economic information

Economic information about the deposit and operations

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

Mining district

District name Randsburg

Comments on the production information

  • A SMALL AMOUNT OF AU ORE WAS PRODUCED IN 1952.

Workings at the site

  • Type of workings Underground
    Overall depth 78.33M

Comments on the workings information

  • SHAFT WITH SEVERAL HUNDRED FEET OF DRIFTS

Reference information

Bibliographic references

  • Deposit

    WRIGHT, L.A., AND OTHERS, 1953, MINES AND MINERAL DEPOSITS OF SAN BERNARDINO COUNTY, CALIFORNIA, TABULATED LIST: CALIF. JOUR. MINES AND GEOLOGY, V. 49, NOS. 1 & 2, P. 54

  • Deposit

    ERIC, J.H., 1948, COPPER IN CALIF.: CALIF. DIV. MINES & GEOLOGY BULL. 144 P. 314

  • Production

    WRIGHT (1953)

General comments

Subject category Comment text
Deposit ACTIVE INTERMITTENTLY SINCE MID-1930'S. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-1979 Nelson, Scott C. (Albers, John, P.) 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.