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Locarno Mine

Past Producer in Kern county in California, United States with commodities Gold, 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. Ore body information
  11. Economic information about the deposit and operations
  12. Mining district
  13. Ownership information
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10048709
MRDS ID MP25721
Record type Site
Current site name Locarno Mine
Alternate or previous names Locarno-Simon Group of Mines

Geographic coordinates

Geographic coordinates: -118.32702, 35.39471 (WGS84)

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 SE4 California

Comments on the location information

  • ADJOINS GWYNNE MINE ON THE SOUTHWEST.

Commodities

Commodity Importance
Gold Primary
Tungsten Critical Primary

Materials information

Materials Type of material
Gold Ore
Scheelite Ore

Host and associated rocks

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

Nearby scientific data

(1) -118.32702, 35.39471
ListMap

Economic information

Ore body information

  • Strike N30E; N-S
    Dip 40SE, 50E
    Thickness 0.61M
  • Dip 40SE, 50E

Comments on the geologic information

  • K4:GANGU: QUARTZ, PYRITE

Economic information about the deposit and operations

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

Mining district

District name Green Mountain District

Ownership information

  • Type Owner
    Owner N. V. Franceshi, Las Angeles, Ca
    First year 1949

Comments on the production information

  • ORE MINED AVERAGED $15/TON IN GOLD. NO SPECIFIC PRODUCTION RECORD FOUND.

Comments on the workings information

  • 500 FT ADIT TRENDS N30E. 110-FT RAISE TO SURFACE, 35-FT WINZE 30 FT FROM PORTAL; LOWER ADIT 550 FT ON VEIN 130 FT BELOW UPPER TUNNEL. 93-FT WINZE 410 FT FROM PORTAL. 3 OPEN CUTS.

Reference information

Bibliographic references

  • Deposit

    TUCKER, W. B., SAMPSON, R.J. AND OAKESHOTT, G.B., 1949, MINERAL RESOURCES OF KERN COUNTY: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 45, NO. 2, P. 228, PL. 17.

  • Deposit

    CALIFORNIA JOURNAL OF MINES AND GEOLOGY, VOL. 37, P. 576.

General comments

Subject category Comment text
Deposit SERIES OF VEINS. NORTH VEIN 1-2 FT IN THICKNESS; 20 FT SOUTH ANOTHER VEIN. SCHEELITE IS HIGH GRADE (UP TO 60%) AND OCCURS IN IRREGULAR BUNCHES. IN LOWER TUNNEL, FREE GOLD IS ASSOCIATED WITH PYRITE.
Deposit PATENTED 97 ACRES.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1981 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.

External references

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.