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Wilferd Due & Co's

Past Producer in Calaveras county in California, United States with commodity Gold
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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. Workings at the site
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10029155
MRDS ID M006543
Record type Site
Current site name Wilferd Due & Co's
Related records 10114191

Geographic coordinates

Geographic coordinates: -120.58518, 38.21435 (WGS84)
Elevation 549
Relative position 2 1/2 M WSW OF MOUNTAIN RANCH

Site location context

Political divisions (FIPS codes)

Calaveras(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Calaveritas(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)

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 Calaveras

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 004N 013E 07 California

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Gold Ore
Quartz Gangue

Analytical data

Result 2 1/2 % SULFURETS

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone

Nearby scientific data

(1) -120.58518, 38.21435
ListMap

Economic information

Ore body information

  • General form TABULAR
    Strike NW
    Dip NE

Comments on the geologic information

  • 2 8 - FT THICK VEINS AT LS & SL CONTACT.

Economic information about the deposit and operations

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

Workings at the site

  • Type of workings Underground
    Overall depth 18.29M

Comments on the workings information

  • 125 FT ADIT, 100 FT OF DRIFTS

Reference information

Bibliographic references

  • Deposit

    CLARK, W.B., & LYDON, P.A., 1962 , MINES AND MINERAL RESOURCES OF CALAVERAS COUNTY, CALIF.: CALIF. DIV. MINES & GEOL., COUNTY REPORT 2 , P. 188

  • Deposit

    KERR, M.B., 1900 , REGISTER OF MINES AND MINERALS, CALAVERAS CO.: CALIF. MIN. BUR., 27 P.

  • Deposit

    CLARK, L.D., 1954 , GEOL & MINERAL DEPOSITS OF THE CALAVERITAS QUAD: CALIF DIV MINES SPECIAL REPT. NO 40 , P 20

  • Production

    CLARK, 1962

General comments

Subject category Comment text
Deposit 2 VEINS. 8 FT IN THICKNESS.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1979 Hayden, F. (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.