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  3. Mineral Resource Data System (MRDS)

Long Deposit

Occurrence in San Diego county in California, United States with commodity Tungsten
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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. Materials information
  8. Host and associated rocks
  9. Nearby scientific data
  10. Economic information about the deposit and operations
  11. Links to other databases
  12. Bibliographic references
  13. Reporter information

Geologic information

Identification information

Deposit ID 10035201
MRDS ID M022379
Record type Site
Current site name Long Deposit
Related records 10189509

Geographic coordinates

Geographic coordinates: -116.53167, 33.15895 (WGS84)
Relative position SOUTH OF MONTEZUMA VALLEY, ON RIDGE BETWEEN GRAPEVINE AND SAN FELIPE CANYONS.

Site location context

Political divisions (FIPS codes)

San Diego(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Ranchita(quadrangle 1:24,000 scale)

Borrego Valley(quadrangle 1:100,000 scale)

Santa Ana(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Salton Sea(hydrologic accounting unit)

Southern Mojave-Salton Sea(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 Diego

Public Land Survey System information

Meridian Township Range Section Fraction State
San Bernardino 012S 004E 02 California

Comments on the location information

  • NEAR CENTER; UTM ACC.

Commodities

Commodity Importance
Tungsten Critical Tertiary

Materials information

Materials Type of material
Scheelite Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Mafic Intrusive Rock > Diorite
  • Host or associated Host
    Rock type Metamorphic Rock > Schist

Nearby scientific data

(1) -116.53167, 33.15895
ListMap

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Comments on the workings information

  • SHALLOW PITS AND TRENCHES - EXPLORED BY DESERT STAR MINING CO., IN EARLY 1954 - SMALL QUANTITY OF ORE SORTED.

Reference information

Bibliographic references

  • Deposit

    WEBER, H.F., 1943; GEOLOGY AND MINERAL RESOURCES, SAN DIEGO, CA.; COUNTY REPT. 3; CO. DIV. OF MINES AND GEOLOGY, P. 278

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1980 Fraticelli, L. A. (Albers, J.) U.S. Geological Survey

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.