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Golden Shearer Mine

Past Producer in Calaveras county in California, United States with commodities Gold, Lead, Zinc
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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. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10029365
MRDS ID M006849
Record type Site
Current site name Golden Shearer Mine
Alternate or previous names A. V. G.
Related records 10260201

Geographic coordinates

Geographic coordinates: -120.50907, 38.3238 (WGS84)
Elevation 853
Relative position 1 1/2 MI S OF RAILROAD FLAT.

Site location context

Political divisions (FIPS codes)

Calaveras(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Rail Road Flat(quadrangle 1:24,000 scale)

San Andreas(quadrangle 1:100,000 scale)

Sacramento(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Calaveras(hydrologic unit)

San Joaquin(hydrologic accounting unit)

San Joaquin(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Calaveras

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 006N 013E 35 California

Comments on the location information

  • UTM EST SE 1/4 SEC

Commodities

Commodity Importance
Gold Primary
Lead Secondary
Zinc Critical Tertiary

Comments on the commodity information

  • 0.5 % PB RECOVERED FROM CONCENTRATES ORE SHIPMENT RAN $136 IN BASE ORE AND $20 IN FREE GOLD FOR $156 PER TON

Materials information

Materials Type of material
Galena Ore
Gold Ore
Pyrite Ore
Sphalerite Ore
Quartz Gangue

Analytical data

Result ORE AVERAGED $13.50 - $16.50 PER TON AU

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Schist > Mica Schist

Nearby scientific data

(1) -120.50907, 38.3238
ListMap

Economic information

Ore body information

  • Strike NE
    Dip SE
    Thickness 0.46M

Comments on the geologic information

  • COUNTRY ROCK IN CALAVERAS GROUP

Economic information about the deposit and operations

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

Comments on the production information

  • ACTIVE 1934 - 1936 , 1939 , 1947 , 1955

Comments on the workings information

  • DEVELOPED BY 200 FT INCLINED SHAFT WITH LEVELS AT 100 AND 130 FT AND A 400 FT NE DRIFT ADIT, 40 FT SHAFT SUNK IN 1947

Reference information

Bibliographic references

  • Deposit

    CLARK, W. B., LYDON, P. A, 1962 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY, CALIF. COUNTY REPORT 2 ; CALIF. DIV. OF MINES AND GEOLOGY, P 38 - 39 , 41 , 136 AND PL B

  • Deposit

    GOODWIN, J. G., 1957 , LEAD AND ZINC IN CALIF.: CALIF. DIV. MINES. VOL. 53 , NOS. 3 & 4 , P 425

  • Deposit

    LOGAN, C. A., FRANKE, H., 1936 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY; CALIF. JOUR. MINES AND GEOLOGY, VOL. 32 , NO. 3 ; DIV. OF MINES. P 261 - 2

  • Production

    CLARK ( 1962 )

General comments

Subject category Comment text
Deposit VEINS FROM 1 - 1.5 FT THICK

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1979 Mateik, R.; 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.