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Sneaky-Silver Falls

Past Producer in Garfield county in Utah, United States with commodities Uranium, Copper, Vanadium
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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. Geologic structures
  11. Ore body information
  12. Controls for ore emplacement
  13. Economic information about the deposit and operations
  14. Mining district
  15. Land status
  16. Ownership information
  17. Reserves and resources
  18. Workings at the site
  19. Links to other databases
  20. Bibliographic references
  21. General comments
  22. Reporter information

Geologic information

Identification information

Deposit ID 10015505
MRDS ID DB01333
Record type Site
Current site name Sneaky-Silver Falls

Geographic coordinates

Geographic coordinates: -111.09602, 37.73193 (WGS84)
Elevation 1753
Relative position 1 MILE NW OF COLT MESA.

Site location context

Political divisions (FIPS codes)

Garfield(county)

Utah(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Horse Pasture Mesa(quadrangle 1:24,000 scale)

Escalante(quadrangle 1:100,000 scale)

Escalante(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Escalante(hydrologic unit)

Upper Colorado-Dirty Devil(hydrologic accounting unit)

Upper Colorado-Dirty Devil(hydrologic subregion)

Upper Colorado(hydrologic region)

Federal lands

Bureau of Land Management(Bureau of Land Management UT)

Bureau of Land Management UT BLM(Type of land area)

BLM(Federal land areas administered by BLM)

Geographic areas

Country State County
United States Utah Garfield

Public Land Survey System information

Meridian Township Range Section Fraction State
Salt Lake 035S 007E 26 Utah

Comments on the location information

  • UNSURVEYED

Commodities

Commodity Importance
Uranium Primary
Copper Tertiary
Vanadium Critical Tertiary

Materials information

Materials Type of material
Carnotite Ore
Chalcocite Ore
Chalcopyrite Ore
Malachite Ore
Torbernite Ore

Analytical data

Result GRAB SAMPLE = 2.15 % CU
Result 0.32 % U3O8 , 0.02 % V2O5

Host and associated rocks

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

Nearby scientific data

(1) -111.09602, 37.73193
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Sw Flank Circle Cliffs Anticline

Ore body information

  • General form LENSES
    Strike N 10 W
    Dip 2 DEG SW
    Thickness 0.61M
    Depth to top 0M
    Depth to bottom 48.77M

Controls for ore emplacement

  • Carbon Trash

Economic information about the deposit and operations

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

Mining district

District name Henry Mtns/Circle Cliffs

Land status

Ownership category BLM Administrative Area

Ownership information

  • Type Operator
    Owner Hinds Uranium Co.
  • Type Owner
    Owner G. And W. Christensen

Reserves and resources

  • Type In-situ
    Estimate year 1973
    Measured 11000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 2 wt-pct Copper Trace 1973
  • Type In-situ
    Estimate year 1973
    Indicated 226000mt ore
    Commodity Subtype Grade units Group Importance Year
    Copper Cu 2 wt-pct Copper Trace 1973
  • Type In-situ
    Estimate year 1973
    Commodity Subtype Grade units Group Importance Year
    Uranium U3O8 0.15 wt-pct Uranium Major 1973
  • Type In-situ
    Estimate year 1973
    Indicated 90000mt ore
    Commodity Subtype Grade units Group Importance Year
    Uranium U3O8 0.15 wt-pct Uranium Major 1973

Workings at the site

  • Type of workings Underground
    Length 70.1M

Comments on the workings information

  • 2 ADITS AND A FEW DOG HOLES, LONGEST IS 160 FT. LONG.

Reference information

Bibliographic references

  • Analytical Data

    SRC.REF: DOELLING, H. H., 1967

  • 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

    1967 MINEMAP UGMS SP. ST. 22

  • Deposit

    1967 RECON DAVIDSON BULL. 1229

  • Deposit

    1973 RECON UGMS FOR USBM-MAS

  • Deposit

    1975 RECON UGMS BULL. 107

  • Production

    USBM-MAS 54

General comments

Subject category Comment text
Deposit RADIOACTIVITY PRINCIPALLY IN LOWER FOOT OF SHINARUMP AND UPPER FEW INCHES OF MOENKOPI FM.

Reporter information

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

Beyond USGS

Supplemental information added by qvyshift.com. Not part of the original USGS MRDS record.

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