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  3. Mineral Resource Data System (MRDS)

Wonder

Past Producer in Amador 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. Nearby scientific data
  9. Economic information about the deposit and operations
  10. Land status
  11. Ownership information
  12. Links to other databases
  13. Bibliographic references
  14. General comments
  15. Reporter information

Geologic information

Identification information

Deposit ID 10028120
MRDS ID M004939
Record type Site
Current site name Wonder
Related records 10211298

Geographic coordinates

Geographic coordinates: -120.8213, 38.41907 (WGS84)
Relative position ABOUT 150 FT E. OF THE KEYSTONE MINE SHAFT AT AMADOR CITY.

Site location context

Political divisions (FIPS codes)

Amador(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Amador City(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 007N 010E 36 California

Commodities

Commodity Importance
Gold Primary

Comments on the commodity information

  • QUARTZ CONTAINS PYRITE

Materials information

Materials Type of material
Gold Ore
Pyrite Ore
Quartz Gangue

Analytical data

Result ORE VALUE EXCEEDS $25/TON.

Nearby scientific data

(1) -120.8213, 38.41907
ListMap

Economic information

Comments on the geologic information

  • GEOL.DESC: QUARTZ VEIN DEPOSIT

Economic information about the deposit and operations

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

Land status

Ownership category Private

Ownership information

  • Type Operator
    Owner Keystone Mining Co.
    Home office C/O John D. Culbert

Comments on the production information

  • PROPERTY WAS LEASED BY A PARTNERSHIP,MARIN ARES, GEORGE THURMAN, JOHN RODRIQUEZ, IN 1952, FROM THE KEYSTONE MINING CO.-IT WAS WORKED FROM JAN. TO MAY, 1952 BUT THE SHAFT RAN INTO THE OLD WORKINGS OF THE KEYSTONE MINE AND THE OPERATIONS WERE SUSPENDED. IT WAS SAID THAT GOLD VALUES EXCEEDED $25 PER TON

Comments on the workings information

  • INCLINED SHAFT

Reference information

Bibliographic references

  • Deposit

    CARLSON, D.W. AND CLARK, W.B., 1954 , MINES AND MIN. RES. OF AMADOR COUNTY, CAL.: CJMG VOL. 50 , P. 195

General comments

Subject category Comment text
Deposit GEOLOGIC DESCRIPTION BRIEF

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.