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Lestro Mountain Mine

Past Producer in Inyo county in California, United States with commodities Gold, Silver, Lead, 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. Mining district
  13. Production statistics
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10036092
MRDS ID M024126
Record type Site
Current site name Lestro Mountain Mine
Alternate or previous names Gold Spur
Related records 10114803

Geographic coordinates

Geographic coordinates: -117.13506, 35.86526 (WGS84)
Elevation 975
Relative position 5.9 MI SE MANLY FALL; ON RIDGE BETWEEN COYOTE AND GOLER CANYONS

Site location context

Political divisions (FIPS codes)

Inyo(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Copper Queen Canyon(quadrangle 1:24,000 scale)

Ridgecrest(quadrangle 1:100,000 scale)

Trona(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Panamint Valley(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 Inyo

Public Land Survey System information

Meridian Township Range Section Fraction State
San Bernardino 024S 045E 08,09 California

Comments on the location information

  • UTM EST. NE 1/4 8, NW 1/4 9 LAND UNSURVEYED LOC. EST. FROM DES. IN REF.

Commodities

Commodity Importance
Gold Primary
Silver Secondary
Lead Secondary
Copper Secondary

Materials information

Materials Type of material
Gold Ore
Quartz Gangue

Analytical data

Result SAMPLES TAKEN FROM DIFFERENT VEINS ASSAYED FROM $8-$20/TON IN GOLD SAMPLES TAKEN ACROSS DIKE ASSAYED $4-$40/TON IN GOLD

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Intermediate Volcanic Rock > Andesite
  • Host or associated Host
    Rock type Metamorphic Rock > Gneiss

Nearby scientific data

(1) -117.13506, 35.86526
ListMap

Economic information

Ore body information

  • Strike N15E, N70-80W
    Dip 70SE, 35SW
    Thickness 1.83M

Comments on the geologic information

  • VEINS CUT BY ANDESITE DIKE, STRIKING N48W

Economic information about the deposit and operations

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

Mining district

District name South Park

Production statistics

  • Year 1933
    Material AU ORE
    Description Ap_Grade: ^Au-Ag, 11% Pb, Recov. Cu
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Minor Ore Lead Lead 11wt-pct

Comments on the production information

  • NO OTHER PRODUCTION RECORD FOUND

Comments on the workings information

  • LESTRO MINE WORKED BY ADITS ON SOFT SPOT CLAIM; CROSSCUT ADIT DRIVEN 150 FT. S. TO VEIN. DRIFT FOLLOWS VEIN FROM ADIT EASTWARD FOR 125 FT. STOPE, 40 FT. LONG, 5 FT. WIDE AND 40 FT. HIGH. CALIENTE CLAIM WORKED BY 125-FT. S.-TRENDING ADIT AND 2 50-FT., EAST-TRENDING DRIFTS. OPEN CUTS. POSSIBLY HAS AERIAL CABLEWAY EXTENDING FROM WORKINGS AS INDICATED ON TOPOGRAPHIC MAP.

Reference information

Bibliographic references

  • Deposit

    NORMAN, L.A., JR. AND STEWART, RICHARD M., 1951, MINES AND MINERAL RESOURCE OF INYO COUNTY: CALIF. JOURNAL OF MINES AND GEOLOGY V. 47, NO. 1, P. 45

  • Deposit

    TUCKER, W.B. AND SAMPSON, R.J., 1938, MINERAL RESOURCES OF INYO COUNTY: CALIF. JOUR. MINES AND GEOLOGY, V. 34, NO. 4, P. 397

  • Deposit

    GOODWIN, J.G., 1957, LEAD AND ZINC IN CALIFORNIA: CALIFORNIA JOURNAL OF MINES AND GEOLOGY, V. 53, NOS. 3 & 4, P. 485

  • Production

    NORMAN AND STEWART (1951), GOODWIN (1957)

General comments

Subject category Comment text
Deposit 2 SETS OF PARALLEL VEINS, ONE SET 4-6 FT. THICK, OTHER SET 2-4 FT. THICK. NEAR CENTER OF CALIENTE NO. 4 CLAIM, ORE OCCURED ON DIKE FOR 200 FT ALONG ITS LENGTH.
Deposit 5 UNPATENTED CLAIMS, INCLUDE SOFT SPOT AND CALIENTE CLAIMS. ; INFO.SRC : 1 PUB LIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-DEC-1980 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.

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.