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

True Friend

Unknown in Imperial county in California, United States with commodity Silver
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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. Links to other databases
  11. Bibliographic references
  12. Reporter information

Geologic information

Identification information

Deposit ID 10285397
MRDS ID TC38689
MAS/MILS ID 0060250164
Record type Site
Current site name True Friend
Alternate or previous names Silver Moon
Related records 10064346

Geographic coordinates

Point of reference Main Entrance
Geographic coordinates: -114.8252, 33.18837 (WGS84)
Elevation 366
Location accuracy 500(meters)

Site location context

Political divisions (FIPS codes)

Imperial(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Buzzards Peak(quadrangle 1:24,000 scale)

Trigo Mountains(quadrangle 1:100,000 scale)

Salton Sea(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Imperial Reservoir(hydrologic unit)

Lower Colorado(hydrologic accounting unit)

Lower Colorado(hydrologic subregion)

Lower Colorado(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 Imperial

Public Land Survey System information

Meridian Township Range Section Fraction State
San Bernardino 011 S 020 E 25 NW California

Commodities

Commodity Importance
Silver Primary

Nearby scientific data

Main Entrance (1) Precambrian igneous and metamorphic rock complex
ListMap

Economic information

Economic information about the deposit and operations

Operation type Underground
Commodity type Metallic
Significant No

Land status

Ownership category Unknown

Reference information

Bibliographic references

  • Deposit

    CALIF. STATE MINING BUR. REPORT, V. 22, 1926, P. 267.

  • Deposit

    CALIF. JOUR. MINES AND GEOL., V. 38, 1942, P. 131.

  • Deposit

    SO. PACIFIC COMPANY, 1964, MINERALS FOR INDUSTRY, V. III,

  • Deposit

    SOUTHERN CALFIORNIA: P. 150.

  • Deposit

    CALIF. DIV. MINES AND GEOL. COUNTY REPORT 7, 1977, P. 93.

Reporter information

Type Date Name Affiliation Comment
Reporter 04-NOV-1983 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.