Coso

Past Producer in Inyo county in California, United States with commodities Copper, Silver, Gold, Lead

Geologic information

Identification information

Deposit ID 10076605
MRDS ID W023723
Record type Site
Current site name Coso
Alternate or previous names Coso Copper, Fernando
Related records 10285359

Geographic coordinates

Geographic coordinates: -117.58868, 36.26914 (WGS84)
Elevation 1478
Relative position 1 MILE SE OF DARWIN
(click for info)

Geographic areas

Country State County
United States California Inyo

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 019S 040E 24 California

Comments on the location information

  • UTM EST. ; INFO FROM LAND.ST :UNDETERMINED

Commodities

Commodity Importance
Copper Primary
Silver Primary
Gold Primary
Lead Secondary

Materials information

Materials Type of material
Calcite Gangue
Quartz Gangue

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Limestone

Nearby scientific data

(1) -117.58868, 36.26914

Ore body information

  • Strike N 45 W
    Dip 65 SW
    Width 1.22M

Economic information

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Production years INTERMITTENTLY, 1899 - 1938

Mining district

District name New Coso

Comments on the production information

  • 1916 : 50 TONS SHIPPED, NO RECORD OF PB OR ZN PRODUCED TOTAL RECORDED PRODUCTION $20,000 , PRINCIPALLY FROM GOLD AND SILVER.

Workings at the site

  • Type of workings Underground
    Overall depth 53.34M

Comments on the workings information

  • INCLINED SHAFT SUNK TO DEPTH OF 175 FT., SHORT DRIFTS ON 20 AND 50 FT. LEVELS, A TUNNEL 100 FT. LONG.

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS W023723

Bibliographic references

  • Deposit

    GOODWIN, J. C., 1957 , LEAD AND ZINC IN CALIFORNIA; CALIF. JOUR. MINES AND GEOLOGY, VOL. 53 NO. 3 & 4 ; DIV. OF MINES, P. 465

  • Deposit

    TUCKER, W. B., 1928 , LOS ANGELES FIELD DIV., REPT. 22 OF STATE MINERALOGIST; CALIF. MIN. BUR, P. 464

  • Production

    GOODWIN, J. C., 1957 , P. 465 (SEE REF.)

General comments

Subject category Comment text
Deposit FISSURE VEIN, MINERALIZED WITH OXIDES OF COPPER AND IRON, CARRYING VALUES IN GOLD AND SILVER.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1978 Fraticelli, L. A. (Albers, J.) U.S. Geological Survey