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Brushy Canyon Group

Occurrence in Shasta county in California, United States with commodities Copper, Zinc
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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. General comments
  18. Reporter information

Geologic information

Identification information

Deposit ID 10033806
MRDS ID M020453
Record type Site
Current site name Brushy Canyon Group
Related records 10237618

Geographic coordinates

Geographic coordinates: -122.19359, 40.76207 (WGS84)
Relative position 2 MILES SOUTH OF COPPER CITY

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 34 California

Commodities

Commodity Importance
Copper Tertiary
Zinc Critical Tertiary

Comments on the commodity information

  • COPPER AND ZINC BUT NO LEAD IN LIMONITE. THE PYRITE FOUND ON THE DUMP OF THE NORTHERNMOST ADIT IN SEC. 4 IS THE ONLY SULFIDE MINERAL SEEN IN THE AREA.

Materials information

Materials Type of material
Limonite Ore

Analytical data

Result 4 SAMPLES OF LIMONITE SHOWED 50 - 130 PPM CU, 90 - 270 PPM ZN AND NO LEAD.

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) -122.19359, 40.76207
ListMap

Economic information

Ore body information

  • General form LENTICULAR
    Strike NW
    Dip NE
    Thickness 3.05M

Comments on the geologic information

  • GEOL.DESC: AREA IS UNDERLAIN BY SHALE AND MUDSTONE INTERBEDDED WITH QUARTZ KERATOPHYE FLOWS AND TUFF OF THE BULLY HILL RHYOLITE. THESE ROCKS ARE STRONGLY SILICIFIED AND CONTAIN LENSES OF RED AND BROWN LIMONITE.

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
    Area 64.752HA

Comments on the workings information

  • THIS AREA EMBRACES A GROUP OF ADITS AND PITS, IT PROBABLY INCLUDES TWO PROSPECTS FORMERLY KNOWN AS THE DE DALLIS AND BRUSHY CANYON PROSPECTS.

Reference information

Bibliographic references

General comments

Subject category Comment text
Deposit GOSSAN PROMINENT
Deposit OWING TO THE ABUNDANCE OF LIMONITE AND THE INTENSELY SILICIFIED ROCK, THE AREA NW OF BRUSHY CANYON MUST BE REGARDED AS AT LEAST MODERATELY FAVORABLE GROUND FOR PROSPECTING AT DEPTH.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-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.