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  3. Mineral Resource Data System (MRDS)

Sampson Magnesite Mine

Past Producer in San Benito county in California, United States with commodity Magnesite
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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. Mineral rights holdings
  10. Land status
  11. Links to other databases
  12. Bibliographic references
  13. Reporter information

Geologic information

Identification information

Deposit ID 10188889
MRDS ID W024694
MAS/MILS ID 0060690103
Record type Site
Current site name Sampson Magnesite Mine
Alternate or previous names Maltby No. 3 Mine
Related records 10077216

Geographic coordinates

Point of reference Trench
Geographic coordinates: -120.72679, 36.40574 (WGS84)
Elevation 1091
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

San Benito(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Idria(quadrangle 1:24,000 scale)

Coalinga(quadrangle 1:100,000 scale)

Monterey(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Panoche-San Luis Reservoir(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 San Benito

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 017 S 011 E 35 SESENE California

Commodities

Commodity Importance
Magnesite Primary

Nearby scientific data

Trench (1) -120.72679, 36.40574
ListMap

Economic information

Economic information about the deposit and operations

Operation type Surface
Development status Past Producer
Commodity type Metallic
Significant No

Mineral rights holdings

Type of mineral rights Patented

Land status

Ownership category Private

Reference information

Bibliographic references

  • Deposit

    U.S. GEOLOGICAL SURVEY BULLETIN 603, 1915, P. 208.

  • Deposit

    CALIF. STATE MINING BUR. BULLETIN 79, 1925, P. 66-71.

  • Deposit

    CALIF. JOUR. MINES AND GEOL., V. 43, 1947, P. 52.

Reporter information

Type Date Name Affiliation Comment
Reporter 08-FEB-1991 Ridenour, James U.S. Bureau of Mines

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.