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Just Tungsten Quarries

Past Producer in San Bernardino county in California, United States with commodity Tungsten
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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. 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 10035328
MRDS ID M022638
Record type Site
Current site name Just Tungsten Quarries
Alternate or previous names Just Associates, Princess Pat, Shadow Mtn. Mines
Related records 10140574

Geographic coordinates

Geographic coordinates: -117.54172, 34.74084 (WGS84)
Relative position 13 AIRLINE MILES WEST OF HELENDALE

Site location context

Political divisions (FIPS codes)

San Bernardino(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Shadow Mountains(quadrangle 1:24,000 scale)

Victorville(quadrangle 1:100,000 scale)

San Bernardino(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Mojave(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
San Bernardino 008N 006W 30,31,32 California

Commodities

Commodity Importance
Tungsten Critical Primary

Materials information

Materials Type of material
Scheelite Ore
Epidote Gangue
Garnet Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Granite
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone

Nearby scientific data

(1) -117.54172, 34.74084
ListMap

Economic information

Comments on the geologic information

  • GEOL.DESC: COLIATED ROCKS STRIKE SLIGHTLY NORTH OF EAST AND DIP GENTLY SOUTH.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Production years 1938, 1940'S, 1952

Comments on the production information

  • FEW HUNDRED TONS OF ORE YIELDED DURING FIRST-HALF OF 1952 - UNDISCLOSED GRADE

Comments on the workings information

  • 1800 FT. OF ZIG-ZAG TRENCHES, 10 FT. WIDE AND 6 - 10 FT. DEP. ONE 65 FT. SHAFT WITH NO UNDERGROUND MINING.

Reference information

Bibliographic references

  • Deposit

    PARTRIDGE, J. F., 1941, TUNGSTEN RESOURCES OF CALIFORNIA: CA. JOURN. MINES AND GEOLOGY VOL. 37, NO. 2, P. 316 - 317.

  • Deposit

    WRIGHT, L. A. AND OTHERS, 1953, MINES AND MINERAL DEPOSITS, SAN BERNARDINO COUNTY, CA.; CA. JOUR. MINES AND GEOLOGY, VOL. 49, NOS. 1 & 2, P. 149.

  • Production

    WRIGHT, L. A.

General comments

Subject category Comment text
Deposit SCHEELITE OCCURS IN QTZ. VEIN CUTTING GARNET-EPIDOTE-QTZ. TACTITEBODIES WHICH EXIST AT CONTACT BETWEEN METAMORPHIC ROCKS AND GRANITE (?).
Deposit COMPRISED OF 440 ACRES - 1953 ORE WAS BEING MINED FROM A BENCH CUTTING INTO A TRENCHED AREA ABOUT 50 FT. NORTH OF SHAFT.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-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.