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Graham Group

Producer in Mendocino county in California, United States with commodity Chromium
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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. Nearby scientific data
  9. Economic information about the deposit and operations
  10. Links to other databases
  11. Bibliographic references
  12. Reporter information

Geologic information

Identification information

Deposit ID 10031311
MRDS ID M009993
Record type Site
Current site name Graham Group
Related records 10163959

Geographic coordinates

Geographic coordinates: -123.09359, 39.07265 (WGS84)
Relative position NEAR SUMMIT OF RED MOUNTAIN. 2 PROSPECTS SHOWN IN NW1/4; 3 PROSPECTS SHOWN IN SW1/4.

Site location context

Political divisions (FIPS codes)

Mendocino(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Purdys Gardens(quadrangle 1:24,000 scale)

Ukiah(quadrangle 1:100,000 scale)

Ukiah(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Russian(hydrologic unit)

Northern California Coastal(hydrologic accounting unit)

Klamath-Northern California Coastal(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 Mendocino

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 014N 011W 17 California

Commodities

Commodity Importance
Chromium Critical Primary

Materials information

Materials Type of material
Chromite Ore

Nearby scientific data

(1) -123.09359, 39.07265
ListMap

Economic information

Comments on the geologic information

  • GEOL.DESC: LOW-GRADE LAYERED DEPOSITS IN DUNITE.

Economic information about the deposit and operations

Development status Producer
Commodity type Metallic
Significant No

Comments on the production information

  • 35 TONS OF HIGH-GRADE 75 TONS OF LOW-GRADE EST. RESERVES 10,000-30,000 TONS.

Reference information

Bibliographic references

  • Deposit

    CALIF. DIV. MINES V. 49, NO. 4, P. 356, 377; B. 134, PT. 2, CH. 2, P. 17-18, 33, FIG. 1; B. 50, P. 161

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUN-1973 Gere, W. U.S. Geological Survey

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.