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Black Wonder

Past Producer in Amador county in California, United States with commodities Gold, Lead, Copper, Iron
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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. Ownership information
  13. Links to other databases
  14. Bibliographic references
  15. Reporter information

Geologic information

Identification information

Deposit ID 10028290
MRDS ID M005184
Record type Site
Current site name Black Wonder
Related records 10138597

Geographic coordinates

Geographic coordinates: -120.67407, 38.3999 (WGS84)
Elevation 640
Relative position ABOUT 2 MILES S.W. OF PINE GROVE, E. OF STATE HWY 88

Site location context

Political divisions (FIPS codes)

Amador(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Pine Grove(quadrangle 1:24,000 scale)

San Andreas(quadrangle 1:100,000 scale)

Sacramento(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Mokelumne(hydrologic unit)

San Joaquin(hydrologic accounting unit)

San Joaquin(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Amador

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 006N 012E 05 California

Comments on the location information

  • SE 1/4

Commodities

Commodity Importance
Gold Primary
Lead Tertiary
Copper Tertiary
Iron Tertiary

Comments on the commodity information

  • FREE GOLD ASSOCIATED WITH PYRITE, MINOR CHALCOPYRITE AND SOME GALENA.

Materials information

Materials Type of material
Chalcopyrite Ore
Galena Ore
Gold Ore
Pyrite Ore

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metavolcanic Rock > Mafic Metamorphic Rock > Greenstone

Nearby scientific data

(1) -120.67407, 38.3999
ListMap

Economic information

Ore body information

  • Strike NW
    Dip 60 - 70 SW
    Thickness 1.22M

Comments on the geologic information

  • GEOL.DESC: QUARTZ VEIN 3 TO 4 FT. THICK IN BLOCKY GREENSTONE; 9 INCH VEIN ENCOUNTERED AT DEPTH.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Production years 1933 , 1934

Ownership information

  • Type Owner
    Owner George B. And Florence Taves
    First year 1953

Comments on the production information

  • WORK STARTED IN 1931 AND WAS OPERATED BY VARIOUS OPERATORS UNTIL 1935 WHEN IT WAS SHUT DOWN AND HAS BEEN IDLE SINCE. A SHIPMENT OF 800 POUNDS OF ORE IN 1933 CONTAINED $173 WORTH OF $20.67 PER OZ. GOLD. A 9-INCH VEIN OF GALENA WAS ENCOUNTERED NEAR THE END OF THE DRIFT ON THE 45-FT. LEVEL

Comments on the workings information

  • SHAFT 110 FT., DRIFT 30 FT. AT 45 FT. LEVEL; OPERATION CLOSED 1935

Reference information

Bibliographic references

  • Deposit

    CARLSON, D.W. AND CLARK, W.B., MINES AND MIN. RES. OF AMADOR COUNTY, CAL.: CJMG V. 50 , P. 172

  • Production

    CARLSON, D.W. AND CLARK, W.B., 1954

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1972 Gere, W. U.S. Geological Survey
Updater 01-APR-1978 Tatkin, T.; 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.