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  3. Mineral Resource Data System (MRDS)

Lighthouse

Past Producer in San Bernardino county in California, United States with commodities Tungsten, 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. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Production statistics
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10035354
MRDS ID M022668
Record type Site
Current site name Lighthouse
Alternate or previous names Dorr

Geographic coordinates

Geographic coordinates: -115.345, 35.27529 (WGS84)
Elevation 2073
Relative position SOUTH END NEW YORK MTS., 12 MILES EAST OF CIMA

Site location context

Political divisions (FIPS codes)

San Bernardino(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Ivanpah(quadrangle 1:24,000 scale)

Ivanpah(quadrangle 1:100,000 scale)

Kingman(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Ivanpah-Pahrump Valleys(hydrologic unit)

Central Nevada Desert Basins(hydrologic accounting unit)

Central Nevada Desert Basins(hydrologic subregion)

Great Basin(hydrologic region)

Federal lands

Mojave National Preserve(National Preserve)

National Preserve NPS(Type of land area)

NPS(Federal land areas administered by NPS)

Geographic areas

Country State County
United States California San Bernardino

Public Land Survey System information

Meridian Township Range Section Fraction State
San Bernardino 014N 015E 25,36 California

Commodities

Commodity Importance
Tungsten Critical Primary
Copper Tertiary

Comments on the commodity information

  • CHALCOPYRITE OBSERVED ON 140 FT. LEVEL DUMP MATERIAL ONLY.

Materials information

Materials Type of material
Chalcopyrite Ore
Wolframite Ore
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
  • Host or associated Host
    Rock type Plutonic Rock > Pegmatite

Nearby scientific data

(1) -115.345, 35.27529
ListMap

Economic information

Ore body information

  • Strike NW
    Dip STEEPLY
    Width 24.38M

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Production years 1950 - 1951

Production statistics

  • Year 1951
    Period 1951
    Material ORE
    Accuracy Estimate
    Description Cp_Grade: ^.5 - 1% Wo3 (?)
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Trace Wo3 Ore Tungsten Tungsten 1wt-pct

Comments on the production information

  • GRADE OF ORE PROVED TO BE UNECONOMICAL

Comments on the workings information

  • 140 FT. INCLINED SHAFT WITH SHORT WORKINGS ON 40 AND 140 FT. LEVELS, AN ADIT DRIVEN TO INTERSECT 140 FT. LEVEL AND AN OPEN CUT JUST NORTH OF SHAFT.

Reference information

Bibliographic references

  • Deposit

    TUCKER, W. B. AND SAMPSON, R. J., 1941; DEVELOPMENT TUNGSTEN RESOURCES CALIFORNIA; CA. JOUR. MINES AND GEOLOGY, VOL. 37, NO. 4, P. 584 - 585.

  • 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. 119.

  • Production

    WRIGHT, L. A.

General comments

Subject category Comment text
Deposit DEPOSIT CONSISTS OF QUARTZ OF MAGMATIC SEGREGATION ORIGIN.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-NOV-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.