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Mount Gaines Mine

Plant in Mariposa 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. Nearby scientific data
  8. Economic information about the deposit and operations
  9. Land status
  10. Ownership information
  11. Links to other databases
  12. Bibliographic references
  13. Reporter information

Geologic information

Identification information

Deposit ID 10284971
MRDS ID M009415
MAS/MILS ID 0060430166
Record type Site
Current site name Mount Gaines Mine
Alternate or previous names Barfield Mine, Mount Gaines Gold Mine, Mount Gaines, Frenchman Mine, Bearfield Mine
Related records 10030923

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -120.17789, 37.53963 (WGS84)
Elevation 465
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

Mariposa(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Hornitos(quadrangle 1:24,000 scale)

Oakdale(quadrangle 1:100,000 scale)

San Jose(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Fresno River(hydrologic unit)

San Joaquin(hydrologic accounting unit)

San Joaquin(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Mariposa

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 004 S 016 E 35 SE California

Commodities

Commodity Importance
Gold Primary

Nearby scientific data

Main Entrance (1) -120.17789, 37.53963
ListMap

Economic information

Economic information about the deposit and operations

Operation type Surface-Underground
Development status Plant
Commodity type Metallic
Deposit size Small
Significant No
Plant type Leach

Land status

Ownership category Unknown

Ownership information

  • Type Owner-Operator
    Owner Mount Gaines Resources, Inc.
    Year 1990

Reference information

Bibliographic references

  • Deposit

    CALIF. JOUR. MINES AND GEOL., V. 53, 1957, P. 134-139.

  • Deposit

    CALIF. DIV. MINES AND GEOL. SPECIAL PUBLICATION 103, 1990,

  • Deposit

    P.

  • Deposit

    SKILLINGS MINING REVIEW, V.77, NO. 4, 1988.

  • Deposit

    RANDOL GOLD DIRECTORY, 1988.

Reporter information

Type Date Name Affiliation Comment
Reporter 19-DEC-1996 Iverson, Stephen R. U.S. Bureau of Mines

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

Current status (per MSHA)

StatusActive since 10/25/2015
MSHA mine ID0404794
Mine name (MSHA)MT. GAINES MINE
Current operatorMt Gaines Rock
Current controller (parent)Jack Bankhead
Mine typeSurface (Metal / non-metal)

Inferred by coordinate + name similarity (792 m, 0.86 match). Confirm against MSHA if precision matters — non-USGS-curated cross-references may occasionally point at a neighbouring mine.

Open MSHA's Mine Data Retrieval System for inspections, accidents, and violations for this mine.

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.