1. Mineral Resources
  2. Online Spatial Data
  3. Mineral Resource Data System (MRDS)

Fort Ann

Past Producer in Amador county in California, United States with commodity Gold
Map
XML
JSON
KML
C
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. Economic information about the deposit and operations
  11. Ownership information
  12. Links to other databases
  13. Bibliographic references
  14. Reporter information

Geologic information

Identification information

Deposit ID 10028300
MRDS ID M005199
Record type Site
Current site name Fort Ann
Alternate or previous names Acme, Robinson
Related records 10187404

Geographic coordinates

Geographic coordinates: -120.63157, 38.48823 (WGS84)
Elevation 713
Relative position ABOUT 3 MILES N. OF VOLCANO, NEAR OLETA STAGE ROAD

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 007N 012E 02 California

Comments on the location information

  • E 1/2 OF SECT 2 .

Commodities

Commodity Importance
Gold Primary

Comments on the commodity information

  • FREE GOLD ASSOCIATED WITH PYRITE IN QUARTZ STRINGERS

Materials information

Materials Type of material
Gold Ore
Quartz Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Slate

Nearby scientific data

(1) -120.63157, 38.48823
ListMap

Economic information

Comments on the geologic information

  • GEOL.DESC: QUARTZ VEIN AND QUARTZ STRINGERS

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Production years PRIOR TO 1941

Ownership information

  • Type Owner
    Owner Metcalf, William L.
    First year 1953

Comments on the production information

  • WORKED PRIOR TO 1895, TAILINGS WORKED IN 1934, WORKED 1935-1941. NO PRODUCTION SINCE 1941 BUT MAINTENANCE WORK HAS BEEN DONE. PRODUCED SOME LEAD AND COPPER FROM CONCENTRATES SHIPPED BETWEEN 1934-50

Comments on the workings information

  • CAVED SHAFT 300 FT.

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. 179

  • Deposit

    CRAWFORD, J.J., 1896 , THIRTEENTH REPT. OF THE STATE MINERALOGIST: CMB REPT. 13 , P. 66

  • Deposit

    TUCKER, W.B., 1914 , AMADOR COUNTY: CMB REPT. 14 , P 14

  • 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.

External references

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.