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

Big Little Bear Claim

Prospect in Calaveras county in California, United States with commodity Manganese
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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. Ownership information
  11. Links to other databases
  12. Bibliographic references
  13. Reporter information

Geologic information

Identification information

Deposit ID 10187183
MAS/MILS ID 0060090002
Record type Site
Current site name Big Little Bear Claim

Geographic coordinates

Point of reference Trench
Geographic coordinates: -120.73661, 38.12411 (WGS84)
Elevation 732
Location accuracy 1000(meters)

Site location context

Political divisions (FIPS codes)

Calaveras(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Salt Spring Valley(quadrangle 1:24,000 scale)

San Andreas(quadrangle 1:100,000 scale)

Sacramento(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Calaveras(hydrologic unit)

San Joaquin(hydrologic accounting unit)

San Joaquin(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California Calaveras

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 003 N 011 E 11 California

Commodities

Commodity Importance
Manganese Critical Tertiary

Nearby scientific data

Trench (1) -120.73661, 38.12411
ListMap

Economic information

Economic information about the deposit and operations

Operation type Surface
Development status Prospect
Commodity type Metallic
Significant No
Discovery year 1942

Mineral rights holdings

Type of mineral rights Unknown

Ownership information

  • Type Owner
    Owner Maxwell, Alvin
    Home office California
    Year 1974
  • Type Owner
    Owner Walker, Elmer
    Home office California
    Year 1974

Reference information

Bibliographic references

  • Deposit

    CALIF BULL 152 P 40

  • Deposit

    CAL COUNTY REPT NO 2 P 135 PL B

Reporter information

Type Date Name Affiliation Comment
Reporter 22-MAY-1986 Western Field Operations Center (WFOC) 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.