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  3. Mineral Resource Data System (MRDS)

Forty Nine

Prospect 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. Host and associated rocks
  9. Nearby scientific data
  10. Ore body information
  11. Economic information about the deposit and operations
  12. Ownership information
  13. Workings at the site
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10097006
MRDS ID M004980
Record type Site
Current site name Forty Nine
Related records 10280798

Geographic coordinates

Geographic coordinates: -120.84241, 38.46101 (WGS84)
Elevation 274
Relative position SLIGHTLY E OF CTR.

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 14 California

Comments on the location information

  • CENTER OF E 1/2 OF SEC. 14

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Gold Ore

Host and associated rocks

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

Nearby scientific data

(1) -120.84241, 38.46101
ListMap

Economic information

Ore body information

  • Depth to top 0M

Comments on the geologic information

  • GEOL.DESC: 2 PARALLEL VEINS

Economic information about the deposit and operations

Development status Prospect
Commodity type Metallic
Deposit size Small
Significant No

Ownership information

  • Type Operator
    Owner E. S. Barney Est.
    Home office C/O Anna M. Irving

Workings at the site

  • Type of workings Underground
    Area 7.689HA

Comments on the workings information

  • SHAFT 37 FT. WITH ADIT 50 FT. ON EAST VEIN; CROSSCUT ADIT 50 FT., 50 FT SHORT OF WEST VEIN.

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. 245

  • Deposit

    IRELAND, WM. JR., 1890 , TENTH REPT. OF THE STATE MINERALOGIST: CMB REPT. 10 , P. 122

  • Deposit

    LOGAN, C.A., 1927 , AMADOR COUNTY: CMB REPT. 23 , P. 189

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.