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Tulare County Tungsten Mines

Past Producer in Tulare 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. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mineral rights holdings
  12. Land status
  13. Ownership information
  14. Workings at the site
  15. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10263513
MRDS ID D000878
MAS/MILS ID 0061070002
Record type Site
Current site name Tulare County Tungsten Mines
Alternate or previous names Tulare County Tungsten, Big Jim
Related records 10008572

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -118.91424, 36.28856 (WGS84)
Elevation 634
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Tulare(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Chickencoop Canyon(quadrangle 1:24,000 scale)

Three Rivers(quadrangle 1:100,000 scale)

Fresno(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Kaweah(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 Tulare

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 019 S 028 E 11 S2 California

Commodities

Commodity Importance
Tungsten Critical Tertiary

Materials information

Materials Type of material
Scheelite Unknown

Nearby scientific data

Main Entrance (1) -118.91424, 36.28856
ListMap

Economic information

Ore body information

  • Dip 80W
    Thickness 90M
    Length 180M
    Width 60M
    Area 2.3HA
    Depth to top 0M
    Field Value
    Type of Orebody #1 REPLACEMENT
    Shape of Orebody #1 IRREGULAR
    Type of Orebody #2 DISSEMINATED
    Type of Orebody #3 FISSURE VEIN
    Primary mode of Origin CONT METASOMATIC
    Secondary mode of Origin METAMORPHISM
    Primary Ore Control CONTACT ZONE
    Secondary Ore Control LITHOLOGY
    Type of Wallrock Alter. #1 UNKNOWN
    Strike And Dip :80W
    Avg. Thick. Unconsol. Mat. 0
    Total Surface Area (HA) 2.3
    Date of Last Modification 820614

Economic information about the deposit and operations

Operation type Surface-Underground
Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1941

Mineral rights holdings

Type of mineral rights Located Claim

Land status

Ownership category National Forest

Ownership information

  • Type Owner
    Owner Gill, Will And Edwina
    Home office California
    Year 1972

Workings at the site

  • Type of workings Underground
    Length 200M
    Field Value
    MAS Development Schedule # 1
    Mining Record # 1
    Status of Mining Method PROPOSED
    Mining Method FILLED STOPES
    Swell Factor .6
    Percent Waste Rock 25
    Hardness of Rock HARDROCK FISSURED WITH MODERATE WATER
    Rock Characteristics NO PLANES OF WEAKNESS
    Rock Support Chars. SUPPORTING
    Mine Support Chars. TIMBER
    Avg. Length of Adits (m) 200
    1st Condition of Workings UNKNOWN
    Capacity 100
    Capacity Units MT COMMOD/DAY
    Unit Production Cost 25
    Units of Production $/MT COMMOD
    Year of Information 1973

Reference information

Bibliographic references

  • Deposit

    CALIF. JOUR. MINES AND GEOL., V. 39, 1943, P. 179.

  • Deposit

    CALIF. JOUR. MINES AND GEOL., V. 54, 1958, P. 364-365.

Reporter information

Type Date Name Affiliation Comment
Reporter 02-SEP-1992 Western Field Operations Center (WFOC) U.S. Bureau of Mines

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.