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

Deep Hole

Occurrence in Mendocino 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. Ore body information
  11. Economic information about the deposit and operations
  12. Mining district
  13. Workings at the site
  14. Links to other databases
  15. Bibliographic references
  16. General comments
  17. Reporter information

Geologic information

Identification information

Deposit ID 10031349
MRDS ID M010050
Record type Site
Current site name Deep Hole
Alternate or previous names Eden Valley

Geographic coordinates

Geographic coordinates: -123.14082, 39.5893 (WGS84)
Elevation 762
Relative position NW1/4. REFERENCE, PL.10 A SHOWS LOCATION IN NW1/4

Site location context

Political divisions (FIPS codes)

Mendocino(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Brushy Mountain(quadrangle 1:24,000 scale)

Covelo(quadrangle 1:100,000 scale)

Ukiah(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Middle Fork Eel(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 020N 012W 13 California

Commodities

Commodity Importance
Copper Tertiary

Materials information

Materials Type of material
Chalcopyrite Ore
Copper Ore
Quartz Gangue

Analytical data

Result AVG. 10 % CU

Host and associated rocks

  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite

Nearby scientific data

(1) -123.14082, 39.5893
ListMap

Economic information

Ore body information

  • Strike NW
    Dip 22 NE
    Thickness 0.3M

Comments on the geologic information

  • GEOL.DESC: HANGING WALL IS SLATE, FOOTWALL IS A QUARTZITE

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Mining district

District name Eden Valley

Workings at the site

  • Type of workings Underground
    Length 12.19M

Comments on the workings information

  • SHAFT

Reference information

Bibliographic references

  • Deposit

    ERIC, J.H., 1948 ; COPPER IN CALIFORNIA BULL. 144 ; DIV. OF MINES, P. 271

  • Deposit

    LOWELL, F.L., 1916 ; MENDOCINO COUNTY; 14TH REPT. STATE MIN.; CALIF. MIN. BUR., P. 418

General comments

Subject category Comment text
Deposit 3 VEINS 4 IN. TO 1 FT.

Reporter information

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