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  3. Mineral Resource Data System (MRDS)

Independence 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. Host and associated rocks
  8. Nearby scientific data
  9. Ore body information
  10. Economic information about the deposit and operations
  11. Mining district
  12. Land status
  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 10033845
MRDS ID M020494
Record type Site
Current site name Independence Group
Related records 10165045

Geographic coordinates

Geographic coordinates: -122.17276, 40.80763 (WGS84)
Elevation 366

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 California

Commodities

Commodity Importance
Copper Tertiary

Host and associated rocks

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

Nearby scientific data

(1) -122.17276, 40.80763
ListMap

Economic information

Ore body information

  • Strike NW
    Dip NE
    Thickness 1.83M

Comments on the geologic information

  • GEOL.DESC: PORPHYRY ON HANGING WALL - QUARTZITE ON FOOTWALL

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 Underground
    Length 24.38M
    Overall depth 15.24M

Reference information

Bibliographic references

  • Deposit

    AUBURY, L. E., 1902 , REGISTER OF MINES AND MINERALS OF CALIF. NO. 10 - 12 , CALIF. DIV. MINES AND GEOLOGY, PG.

General comments

Subject category Comment text
Deposit CHARACTER OF ORE IS SULFIDES

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.