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West Prospect

Occurrence in Grant county in Oregon, 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. 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 10033745
MRDS ID M020389
Record type Site
Current site name West Prospect
Related records 10141819

Geographic coordinates

Geographic coordinates: -120.25628, 37.9627 (WGS84)
Relative position 1 1/2 MI. W. OF TUOLUMNE, FEW HUNDRED FT. S. OF SONORA-TUOLUMNE ROAD

Site location context

Political divisions (FIPS codes)

Tuolumne(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Standard(quadrangle 1:24,000 scale)

Oakdale(quadrangle 1:100,000 scale)

San Jose(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Tuolumne(hydrologic unit)

San Joaquin(hydrologic accounting unit)

San Joaquin(hydrologic subregion)

California(hydrologic region)

Geographic areas

Country State County
United States Oregon Grant

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 001N 016E 06 California

Commodities

Commodity Importance
Manganese Critical Tertiary

Materials information

Materials Type of material
Rhodonite Ore
Spessartite Ore

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Schist
    Stratigraphic age (youngest) Late Permian

Nearby scientific data

(1) -120.25628, 37.9627
ListMap

Economic information

Comments on the geologic information

  • GEOL.DESC: RHODONITE OCCURS AS LAYERS OR LENSES IN A SMALL BLOCK OF SILICEOUS CALAVERAS SCHIST INCLUDED IN GRANODIORITE NEAR CONTACT OF GRANODIORITE WITH SCHIST. SPESSARTITE IS ASSOCIATED WITH RHODONITE. SMALL RADIATING TUFFS OF FIBROUS MANGANESE AMPHIBOLE OCCUR. INTENSE METAMORPHISM HAS DEVELOPED LARGE CRYSTALS OF RHODONITE AND GARNET

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Reference information

Bibliographic references

  • Deposit

    D.O.M. BULL. 152 1950 P. 345

  • Deposit

    D.O.M. BULL. 125 1943 P. 208

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JAN-1978 Killman, K.; Albers, J. U.S. Geological Survey

Beyond USGS

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

Coordinate doesn't match listed state

The coordinates (37.9627, -120.2563) appear to be in California, but this record is listed as being in Oregon. The location data may be incorrect.

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