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  3. Mineral Resource Data System (MRDS)

Keith Group

Occurrence in Shasta 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. Land status
  14. Workings at the site
  15. Links to other databases
  16. Bibliographic references
  17. Reporter information

Geologic information

Identification information

Deposit ID 10033851
MRDS ID M020501
Record type Site
Current site name Keith Group
Alternate or previous names Shasta May Blossom
Related records 10116581

Geographic coordinates

Geographic coordinates: -122.18109, 40.80041 (WGS84)
Elevation 381
Relative position 1 MILE NORTH OF WINTHROP

Site location context

Political divisions (FIPS codes)

Shasta(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Minnesota Mountain(quadrangle 1:24,000 scale)

Redding(quadrangle 1:100,000 scale)

Redding(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Lower Pit(hydrologic unit)

Upper Sacramento(hydrologic accounting unit)

Sacramento(hydrologic subregion)

California(hydrologic region)

Federal lands

Shasta-Trinity 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 Shasta

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 034N 003W 14,15 California

Commodities

Commodity Importance
Copper Tertiary

Comments on the commodity information

  • IRON PYRITE IS PRINCIPLE CONSTITUENT OF THE ORE BODY.

Materials information

Materials Type of material
Chalcopyrite Ore
Pyrite Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
  • Host or associated Host
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite

Nearby scientific data

(1) -122.18109, 40.80041
ListMap

Economic information

Ore body information

  • General form LENTICULAR

Comments on the geologic information

  • GEOL.DESC: SHALE ON FOOTWALL, RHYOLITE ON HANGING WALL

Economic information about the deposit and operations

Development status Occurrence
Commodity type Metallic
Significant No

Mining district

District name East Shasta Copper-Zinc

Land status

Ownership category National Forest

Workings at the site

  • Type of workings Surface/Underground
    Length 609.6M

Comments on the workings information

  • 26 UNPATENTED CLAIMS. WORKINGS ARE FROM 2 TUNNELS, SMALL LENSES OF ORE WERE DEVELOPED.

Reference information

Bibliographic references

  • Deposit

    AUBURY, L. E., 1908 , COPPER RESOURCES OF CALIFORNIA BULL. 50 , CALIF. MIN. BUR., PG. 100 - 102

  • Deposit

    LOGAN, C. A., 1926 , SACRAMENTO FIELD DIVISION, 22ND REPORT STATE MIN; CALIF. MIN. BUR., PG. 161

Reporter information

Type Date Name Affiliation Comment
Reporter 01-APR-1978 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.