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  3. Mineral Resource Data System (MRDS)

Grey Eagle

Occurrence in Colusa county in California, United States with commodity Copper
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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. Land status
  12. Workings at the site
  13. Links to other databases
  14. Bibliographic references
  15. General comments
  16. Reporter information

Geologic information

Identification information

Deposit ID 10034263
MRDS ID M021007
Record type Site
Current site name Grey Eagle

Geographic coordinates

Geographic coordinates: -122.55497, 39.22376 (WGS84)

Site location context

Political divisions (FIPS codes)

Colusa(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Hough Springs(quadrangle 1:24,000 scale)

Lakeport(quadrangle 1:100,000 scale)

Ukiah(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Upper Cache(hydrologic unit)

Lower Sacramento(hydrologic accounting unit)

Sacramento(hydrologic subregion)

California(hydrologic region)

Federal lands

Mendocino National Forest(National Forest)

National Forest FS(Type of land area)

FS(Federal land areas administered by FS)

Geographic areas

Country State County
United States California Colusa

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 016N 006W 20 California

Commodities

Commodity Importance
Copper Primary

Materials information

Materials Type of material
Copper Ore

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Serpentinite

Nearby scientific data

(1) -122.55497, 39.22376
ListMap

Economic information

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Land status

Ownership category National Forest

Workings at the site

  • Type of workings Surface/Underground
    Overall depth 6.1M

Comments on the workings information

  • OPEN CUTS AND A SHAFT 20 FT. DEEP, A TUNNEL RUNNED 200 FT. DOES NOT REACH VEIN IN DEPTH.

Reference information

Bibliographic references

  • Deposit

    AUBURY, L.E., 1908 : COPPER RESOURCES OF CALIFORNIA BULL. 50 : CALIF. MIN. BUR., P. 159

  • Deposit

    ERIC, J.H., 1948 : COPPER IN CALIFORNIA BULL. 144 : DIV. OF MINES, P. 224

General comments

Subject category Comment text
Deposit VEIN FORMATION IS OF UNKNOWN WIDTH, SEAM OF COPPER-BEARING ROCK IS EXPOSED 18 - 48 INCHES IN WIDTH.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1979 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.

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.