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Copper Strand

Past Producer in San Bernardino county in California, United States with commodities Copper, Silver
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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 10102983
MRDS ID M020717
Record type Site
Current site name Copper Strand
Alternate or previous names Independence, Henry and Lee
Related records 10262684

Geographic coordinates

Geographic coordinates: -116.62392, 34.63835 (WGS84)
Elevation 1524
Relative position 22 MILES SE OF DAGGETT

Site location context

Political divisions (FIPS codes)

San Bernardino(county)

California(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Silver Bell Mine(quadrangle 1:24,000 scale)

Newberry Springs(quadrangle 1:100,000 scale)

San Bernardino(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Southern Mojave(hydrologic unit)

Southern Mojave(hydrologic accounting unit)

Southern Mojave-Salton Sea(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 San Bernardino

Public Land Survey System information

Meridian Township Range Section Fraction State
San Bernardino 006N 003E 09 California

Commodities

Commodity Importance
Copper Primary
Silver Secondary

Materials information

Materials Type of material
Chalcopyrite Ore
Malachite Ore
Pyrite Ore

Host and associated rocks

  • Host or associated Associated
    Rock type Plutonic Rock > Granitoid > Quartz Monzonite
    Stratigraphic age (youngest) Late Cretaceous
  • Host or associated Host
    Rock type Metamorphic Rock > Metasedimentary Rock > Quartzite

Nearby scientific data

(1) -116.62392, 34.63835
ListMap

Economic information

Ore body information

  • Strike N 40 W
    Dip 50 W
    Length 1371.6M
    Width 91.44M

Comments on the geologic information

  • GEOL.DESC: ROCKS AT NORTH END OF FRY MTS. CONSISTS OF A SERIES OF INTERBEDDED MARBLES AND QUARTZITES WITH ASSOCIATED GARNET AND DIOPSIDE GARNET ROCKS. IMMEDIATE VICINITY, CONTAIN DENSE FINE-GRAINED ROCKS OCCURING AS A BELT ABOUT 150 FT. THICK, STRIKING PARALLEL TO RIDGE, INTRUDED BY QUARTZ MONZONITE. HANGING WALL LIMESTONE, FOOTWALL PORPHYRY.

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No

Mining district

District name Ord Mountain

Comments on the production information

  • ABOUT 50 TONS OF ORE HAVE BEEN EXTRACTED, REPORTED ASSAYING 6 % CU, SOME SILVER, LAST PRODUCED 1940.

Workings at the site

  • Type of workings Surface/Underground
    Overall depth 152.4M

Comments on the workings information

  • 1900 ; INCLINED SHAFT 500 FT. IN DEPTH, CROSSCUT ADIT DRIVEN WEST 600 FT. NUMBER OF CUTS MADE NORTH OF THESE WORKINGS SHOWING SAME ORE

Reference information

Bibliographic references

  • Deposit

    TUCKER, W. B. AND SAMPSON, R. J., 1943 , MINERAL RESOURCES, SAN BERNARDINO COUNTY; CALIF. JOUR. MINES AND GEOLOGY, VOL. 39 , NO. 4 ; DIV OF MINES, P. 432

  • Deposit

    WRIGHT, L. A., ETAL, MINES AND MINERAL DEPOSITS, SAN BERNARDINO COUNTY; CALIF. JOUR. MINES AND GEOLOGY, VOL. 49 , NOS. 1 & 2 ; DIV OF MINES, P. 7 - 8 (AP.)

  • Production

    TUCKER, W. B., 1943 , P. 432 (SEE REF.)

General comments

Subject category Comment text
Deposit NUMBER OF VEINS IN MINERALIZED ZONE ALONG CONTACT BETWEEN QUARTZ MONZONITE AND PALEOZOIC MARBLE AND QUARTZITE

Reporter information

Type Date Name Affiliation Comment
Reporter 01-AUG-1978 Fraticelli, L. A. (Albers, J.) U.S. Geological Survey
Updater 01-FEB-1993 Frank, Dave 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.