Fox

Past Producer in Lander county in Nevada, United States with commodity Gemstone

Geologic information

Identification information

Deposit ID 10044675
MRDS ID M232237
Record type Site
Current site name Fox
Alternate or previous names Cortez Turquoise

Geographic coordinates

Geographic coordinates: -116.66149, 40.15658 (WGS84)
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Geographic areas

Country State County
United States Nevada Lander

Public Land Survey System information

Meridian Township Range Section Fraction State
Mount Diablo 027N 047E 34 Nevada

Commodities

Commodity Importance
Gemstone Primary

Materials information

Materials Type of material
Turquoise Ore

Alteration

  • (Local) Argillization Occurs Around The Veins

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Chemical Sediment > Chert
    Rock unit name Slaven Chert
    Rock description Slaven Chert
    Stratigraphic age (youngest) Late Devonian
    Stratigraphic age (youngest) Late Devonian

Nearby scientific data

(1) -116.66149, 40.15658

Ore body information

  • General form TABULAR

Controls for ore emplacement

  • Stratigraphic Chert

Comments on the geologic information

  • GREENISH AND BLUE TURQUOISE OCCURS IN SILICIFIED, LIMONITIC VEINLETS ALONG BEDDING IN CHERT WHICH STRIKES N60 E AND DIPS 45 SE

Economic information

Economic information about the deposit and operations

Development status Past Producer
Commodity type Non-metallic
Deposit size Large
Significant No

Mining district

District name Cortez District

Comments on the production information

  • OVER 500,000 LBS. TURQUOISE PRODUCED, MUCH OF WHICH WAS ONLY FAIR COLOR

Comments on the workings information

  • SEVERAL OPEN CUTS AND NUMEROUS PITS

Comments on development

  • LARGEST TURQUOISE MINE IN THE STATE

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS M232237

Bibliographic references

  • Deposit

    ROBERTS, R.J. ETA. (1967) GEOLOGY AND MINERAL DEPOSITS OF EUREKA CO. NEV N.B.M. BULL 64

  • Deposit

    STAGER H.K. (1977) GEOLOGY AND MINERAL DEPOSITS OF LANDER CO., N.B.M. BULL 88

  • Production

    STAGER, H.K., 1977

General comments

Subject category Comment text
Deposit LARGEST TURQUOISE MINE IN THE STATE WITH TOTAL PRODUCTION OVER 500,000 LBS. MUCH WAS OF ONLY FAIR COLOR, BUT HARD ENOUGH FOR ARTITICIAL COLORING DEVELOPEMENT CONSIST OF SEVERAL OPEN CUTS AND NUMEROUS PITS.
Deposit TURQUOISE OCCURS IN VEINLETS ALONG BEDDING IN CHERT.

Reporter information

Type Date Name Affiliation Comment
Reporter 01-OCT-1980 Kirkham, Richard A. Nevada Bureau of Mines and Geology