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  3. Mineral Resource Data System (MRDS)

Little Three Mine

Past Producer in San Diego county in California, United States with commodities Semiprecious Gemstone, Thorium
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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. Links to other databases
  10. Bibliographic references
  11. Reporter information

Geologic information

Identification information

Deposit ID 10165156
MAS/MILS ID 0060730078
Record type Site
Current site name Little Three Mine

Geographic coordinates

Point of reference Ore Body
Geographic coordinates: -116.79145, 33.05676 (WGS84)
Elevation 640
Location accuracy 100(meters)

Site location context

Political divisions (FIPS codes)

San Diego(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Ramona(quadrangle 1:24,000 scale)

Borrego Valley(quadrangle 1:100,000 scale)

Santa Ana(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

San Diego(hydrologic unit)

Laguna-San Diego Coastal(hydrologic accounting unit)

Southern California Coastal(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States California San Diego

Public Land Survey System information

Meridian Township Range Section Fraction State
San Bernardino 013 S 002 E 08 NESE California

Commodities

Commodity Importance
Semiprecious Gemstone Primary
Thorium Tertiary

Nearby scientific data

Ore Body (1) -116.79145, 33.05676
ListMap

Economic information

Economic information about the deposit and operations

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

Reference information

Bibliographic references

  • Deposit

    CALIF. DIV. MINES AND GEOL COUNTY REPORT 3, 1963, P. 93-

  • Deposit

    95.

Reporter information

Type Date Name Affiliation Comment
Reporter 18-NOV-1991 Rumsey, Clayton M. U.S. Bureau of Mines

Beyond USGS

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

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.