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  3. Mineral Resource Data System (MRDS)

Ama Oro

Occurrence 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. Ore body information
  10. Economic information about the deposit and operations
  11. Ownership information
  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 10095066
MRDS ID M005220
Record type Site
Current site name Ama Oro
Alternate or previous names Whitmore
Related records 10162460

Geographic coordinates

Geographic coordinates: -120.6424, 38.44629 (WGS84)
Elevation 744
Relative position ABOUT 1/2 MILE W. OF VOLCANO ON RIDGE N. OF SUDDER CREEK.

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)

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 Amador

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 007N 012E 22 California

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Gold Ore
Quartz Gangue

Nearby scientific data

(1) -120.6424, 38.44629
ListMap

Economic information

Ore body information

  • Strike N 40 E
    Dip 55 SW

Comments on the geologic information

  • GEOL.DESC: A SERIES OF PARALLEL QUARTZ VEINS

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Deposit size Small
Significant No

Ownership information

  • Type Operator
    Owner Ama Oro Mining Co.

Comments on the production information

  • NO PRODUCTION RECORDED.

Workings at the site

  • Type of workings Underground
    Area 36.423HA

Comments on the workings information

  • 5 CLAIMS; SHAFT 100 FT., ADIT 200 FT WITH DRIFTS 170 FT., SECOND ADIT ON ANOTHER VEIN 900 FT.

Reference information

Bibliographic references

  • Deposit

    TUCKER, W.B., 1914 , AMADOR COUNTY: CMB REPT. 14 , P. 15 - 16

General comments

Subject category Comment text
Deposit NO DESCRIPTION OF HOST ROCK.

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.