1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Locarno and Gwynne

Past Producer in Kern county in California, United States with commodities Tungsten, Gold
Map
XML
JSON
KML
C
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. Mining district
  13. Land status
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10008628
MRDS ID D000947
Record type Site
Current site name Locarno and Gwynne
Alternate or previous names Locarno-Simon
Related records 10285445

Geographic coordinates

Geographic coordinates: -118.33424, 35.39999 (WGS84)
Relative position 3 1/2 MILES SOUTH OF CLARAVILLE

Site location context

Political divisions (FIPS codes)

Kern(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Claraville(quadrangle 1:24,000 scale)

Tehachapi(quadrangle 1:100,000 scale)

Bakersfield(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Middle Kern-Upper Tehachapi-Grapevine(hydrologic unit)

Tulare-Buena Vista Lakes(hydrologic accounting unit)

Tulare-Buena Vista Lakes(hydrologic subregion)

California(hydrologic region)

Federal lands

Sequoia National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States California Kern

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 029S 034E 21,28 California

Comments on the location information

  • SE 1/4 SE 1/4 SEC. 21, NE 1/4 NE 1/4 SEC. 28 UTM ACC

Commodities

Commodity Importance
Tungsten Critical Primary
Gold Primary

Materials information

Materials Type of material
Gold Ore
Scheelite Ore

Analytical data

Result $15 AU/TON, SCATTERED BUNCHES OF SCHEELITE CONTAINED 60% WO3, PLACER DEPOSITS .25 - .5% WO3

Host and associated rocks

  • Host or associated Host
    Rock type Plutonic Rock > Granitoid > Granite

Nearby scientific data

(1) -118.33424, 35.39999
ListMap

Economic information

Ore body information

  • Strike N - N 30 E
    Dip 40 - 50 SE
    Width 1.22M

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Production years 1924 - 1942

Mining district

District name Piute Mtn. Area

Land status

Ownership category National Forest

Comments on the production information

  • 50 SACKS OF TUNGSTEN ORE CONTAINING 50% WO3 MINED IN 1941, MILL CONSTRUCTED IN 1953 - NO PRODUCTION RESULTED. SIMON CLAIM SMALL PRODUCTION

Comments on the workings information

  • 500 FT. DRIFT ADIT DRIVEN N 30 E WITH 110 FT. RAISE TO THE SURFACE SECOND ADIT, 130 FT. LOWER IS 550 FT. N 30 E, 90 FT. WINZE 410 FT. FROM PORTAL. SOME OPEN CUTS AND ABOUT 300 FT. OF LEVEL WORKINGS EXPOSE N-TRENDING VEIN AND PLACER DEPOSITS.

Reference information

Bibliographic references

  • Deposit

    TROXEL, B. W., AND MORTON, P. K., 1962, MINES AND MINERAL RESOURCES OF KERN COUNTY, CALIFORNIA: CAL. DIV. MINES AND GEOLOGY, COUNTY REPORT 1, P. 318 - 319.

  • Deposit

    LEMMON, D.M., AND TWETO, O.L., 1962, TUNGSTEN IN THE U.S., USGS MAP, MR-25.

  • Production

    TROXEL AND MORTON, 1962

General comments

Subject category Comment text
Deposit SOIL ON SURFACE OF OUTCROP CONTAINS MUCH WEATHERED COUNTRY ROCK AND FRAGMENTS OF SCHEELITE IN PLACER DEPOSIT.
Deposit SIMON WORKINGS TOTALED 900 FT. OF DRIFTS ADITS AND WINZES, ALL CAVED DURING 1940'S

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAY-1974 Elliott, James E. U.S. Geological Survey
Updater 01-APR-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.