Colt Mesa Mine

Prospect in Garfield county in Utah, United States with commodities Copper, Silver, Molybdenum, Cobalt, Uranium

Geologic information

Identification information

Deposit ID 10096890
MRDS ID DB01335
Record type Site
Current site name Colt Mesa Mine

Geographic coordinates

Geographic coordinates: -111.08407, 37.72666 (WGS84)
Elevation 1756
Relative position WEST END OF COLT MESA
(click for info)

Geographic areas

Country State County
United States Utah Garfield

Public Land Survey System information

Meridian Township Range Section Fraction State
Salt Lake 035S 007E 36 Utah

Comments on the location information

  • SECTION SUBDIVISION: NW 1/4 NE 1/4 OF SECTION 36 .

Commodities

Commodity Importance
Copper Primary
Silver Primary
Molybdenum Primary
Cobalt Primary
Uranium Primary

Materials information

Materials Type of material
Bornite Ore
Chalcocite Ore
Chalcopyrite Ore
Erythrite Ore
Malachite Ore
Torbernite Ore
Pyrite Gangue

Analytical data

Result 2 FOOT CHANNEL = 13.28 % CU, 0.14 OZ/TON AG, 0.015 % MO.

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Mudstone
    Stratigraphic age (youngest) Late Triassic
    Stratigraphic age (youngest) Late Triassic
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
    Rock unit name Shinarump Member/Chinle Formation
    Rock description Shinarump Mbr/Chinle Formation
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Conglomerate

Nearby scientific data

(1) -111.08407, 37.72666

Geologic structures

Type of structure Regional
Structure description Sw Flank Of Circle Cliffs Anticline

Ore body information

  • General form LENSES AND PODS
    Strike N 10 W
    Dip 3 DEG SW
    Thickness 0.61M
    Depth to bottom 60.96M
    Depth to top 0M
    Length 4.57M

Controls for ore emplacement

  • Carbon Trash

Economic information

Economic information about the deposit and operations

Development status Prospect
Commodity type Metallic
Deposit size Small
Significant No
Discovery method Ore-Mineral In Place

Mining district

District name Henry Mtns/Circle Cliffs

Land status

Ownership category State

Production statistics

  • Year 1975
    Material CU
    Accuracy Estimate
    Description Ap_Grade: ^3.5 Percent Cu
    Importance Item Commodity Group Amount recovered Grade Recovery percentage
    Major Copper Copper 4wt-pct

Comments on the production information

  • THIS ORE MINED IN 1973 .

Workings at the site

  • Type of workings Underground
    Length 106.68M

Comments on the workings information

  • FOUR PORTALS, ADITS EXTEND 50 TO 100 FT. INTO MESA.

Reference information

Links to other databases

Agency Database name Acronym Record ID Notes
USGS Mineral Resources Data System MRDS DB01335

Bibliographic references

  • Analytical Data

    SRC.REF: DOELLING, 1975

  • Deposit

    DAVIDSON, E. S., 1967 , GEOLOGY OF THE CIRCLE CLIFFS AREA, GARFIELD AND KANE COUNTIES, UTAH: US GEOLOGICAL SURVEY BULL. 1229 .

  • Deposit

    DOELLING, H. H., 1967 , URANIUM DEPOSITS OF GARFIELD COUNTY, UTAH: UTAH GEOL. AND MINERALOG. SURVEY SPEC. STUDIES 22 .

  • Deposit

    DOELLING, H. H., 1975 , GEOLOGY AND MINERAL RESOURCES OF GARFIELD COUNTY, UTAH: UTAH GEOL. AND MINERALOG. SURVEY BULL. 107 .

  • Deposit

    1975 RECON UGMS BULL. 10

  • Production

    DOELLING, H. H., 1975 PAGE 132 .

General comments

Subject category Comment text
Deposit SEVERAL PODS, ACTIVE DEVELOPMENT IN 1973 .

Reporter information

Type Date Name Affiliation Comment
Reporter 01-JUL-1978 Doelling, Hellmut H. Bureau of Land Management