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

Volunteer

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

Geologic information

Identification information

Deposit ID 10028242
MRDS ID M005111
Record type Site
Current site name Volunteer
Related records 10114668

Geographic coordinates

Geographic coordinates: -120.78519, 38.36351 (WGS84)
Relative position N OF CTR. OF NE 1/4

Site location context

Political divisions (FIPS codes)

Amador(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Jackson(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 011E 20 California

Commodities

Commodity Importance
Gold Primary

Comments on the commodity information

  • VEIN MOSTLY HIGH GRADE AND CARRYING HIGH PERCENTAGE OF SULFIDES.

Materials information

Materials Type of material
Gold Ore

Analytical data

Result SULFIDE ORE ASSAYED AT $120/TON

Host and associated rocks

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

Nearby scientific data

(1) -120.78519, 38.36351
ListMap

Economic information

Ore body information

  • Strike NW
    Dip STEEPLY NE
    Thickness 1.83M
    Depth to top 0M

Comments on the geologic information

  • GEOL.DESC: GREENSTONE FOOTWALL, SLATE HANGING WALL TO THE EAST; QUARTZ VEIN 2 TO 6 FT. THICK; FISSURE CARRIES LARGE BODY OF GOUGE ON FOOTWALL.

Economic information about the deposit and operations

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

Mining district

District name East Of Ajoining Kennedy Mine

Ownership information

  • Type Operator
    Owner B. Monte Verda And E. C. Taylor

Workings at the site

  • Type of workings Underground
    Area 6.071HA

Comments on the workings information

  • SHAFT 160 FT., DRIFT 40 FT. AT 40 FT. LEVEL, DRIFT 300 FT AT 160 FT. LEVEL.

Reference information

Bibliographic references

  • Deposit

    IRELAN, WM. JR., 1890 , TENTH REPT. OF THE STATE MINEROLOGIST: CMB REPT. 10 , P. 105

  • Deposit

    LOGAN, C.A., 1934 , MOTHER LODE GOLD BELT OF CAL.: CDM BULL. 108 , P. 123

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.