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  3. Mineral Resource Data System (MRDS)

Midway and Esmeralda

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. 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 10028342
MRDS ID M005257
Record type Site
Current site name Midway and Esmeralda
Related records 10211002

Geographic coordinates

Geographic coordinates: -120.5574, 38.44629 (WGS84)
Elevation 853
Relative position ABOUT 7 MILES E OF VOLCANO

Site location context

Political divisions (FIPS codes)

Amador(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

West Point(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 013E 21,22 California

Commodities

Commodity Importance
Gold Primary

Materials information

Materials Type of material
Gold Ore
Quartz Gangue

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
  • Host or associated Host
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite

Nearby scientific data

(1) -120.5574, 38.44629
ListMap

Economic information

Comments on the geologic information

  • GEOL.DESC: QUARTZ VEIN DEPOSIT

Economic information about the deposit and operations

Development status Prospect
Commodity type Metallic
Deposit size Small
Significant No

Ownership information

  • Type Operator
    Owner Mason, W. Q.

Workings at the site

  • Type of workings Underground
    Area 16.188HA
    Overall depth 182.88M

Comments on the workings information

  • 2 CLAIMS; 2 ADITS ON VEIN 200 , 400 FT.

Reference information

Bibliographic references

  • Deposit

    LOGAN, C.A., 1927 , AMADOR COUNTY: CMB REPT. 23 , P. 193

  • Deposit

    TUCKER, W.B., 1914 , AMADOR COUNTY: CMB REPT. 11 , P. 38

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.