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  3. Mineral Resource Data System (MRDS)

Little Erma No. 2 Claim

Past Producer in Emery county in Utah, United States with commodity Uranium
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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. Alteration
  9. Host and associated rocks
  10. Nearby scientific data
  11. Geologic structures
  12. Ore body information
  13. Controls for ore emplacement
  14. Economic information about the deposit and operations
  15. Mining district
  16. Land status
  17. Ownership information
  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 10089335
MRDS ID W018754
Record type Site
Current site name Little Erma No. 2 Claim

Geographic coordinates

Geographic coordinates: -110.77046, 38.63358 (WGS84)
Elevation 1646
Relative position 6.5 MILES SW OF TEMPLE MTN.

Site location context

Political divisions (FIPS codes)

Emery(county)

Utah(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Horse Valley(quadrangle 1:24,000 scale)

San Rafael Desert(quadrangle 1:100,000 scale)

Salina(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Muddy(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 Emery

Public Land Survey System information

Meridian Township Range Section Fraction State
Salt Lake 025S 010E 24 Utah

Comments on the location information

  • SECTION SUBDIVISION: SW 1/4, NW 1/4, NW 1/4, SEC 24

Commodities

Commodity Importance
Uranium Primary

Materials information

Materials Type of material
Coal Ore
Jarosite Ore
Limonite Ore
Uraninite Ore
Clay Gangue
Gypsum Gangue

Alteration

  • (Local) 1 Foot Of Bleaching Below Channel

Host and associated rocks

  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Sandstone
    Rock unit name Chinle Formation-Moss Back Member;Chinle Formation-Mottled Sandstone Member
    Rock description Chinle Formation-Moss Back Member;Chinle Formation-Mottled Sandstone Member
    Stratigraphic age (youngest) Late Triassic
  • Host or associated Host
    Rock type Sedimentary Rock > Clastic Sedimentary Rock > Conglomerate

Nearby scientific data

(1) -110.77046, 38.63358
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Se Flank Of San Rafael Swell

Ore body information

  • General form LENSE
    Strike N 30 DEG E
    Dip 7 DEG SE
    Plunge N 90 DEG W
    Plunge direction 3 DEG W
    Thickness 3.05M
    Width 30.48M
    Depth to top 13.72M
    Depth to bottom 18.29M

Controls for ore emplacement

  • Organic Material, Finely Divided Logs, Clay Seams

Comments on the geologic information

  • SANDSTONES - THICK TO MASSIVE, LENTICULAR, CLIFF FORMER, SILTSTONE - MASSIVE, FORMS STEEP SLOPE

Economic information about the deposit and operations

Development status Past Producer
Commodity type Metallic
Deposit size Small
Significant No
Discovery year 1950

Mining district

District name San Rafael Mining District

Land status

Ownership category BLM Administrative Area

Ownership information

  • Type Owner
    Owner Chute Canyon Uranium Mining Co.

Workings at the site

  • Type of workings Underground
    Length 44.2M
    Overall depth 13.72M

Comments on the workings information

  • HEIGHT TO BACK IS 15 FEET; RIB WIDTH IS APPROXIMATELY 10 FEET THERE IS A TOTAL OF TWO SHORT ADITS

Reference information

Bibliographic references

  • Deposit

    HAWLEY, C. C., AND OTHERS, 1968, GEOLOGY, ALTERED ROCKS OF THE SAN RAFAEL SWELL, EMERY COUNTY, UTAH, USGS BULL. 1239

General comments

Subject category Comment text
Deposit DEPOSIT IN LOWER PART OF A CHANNEL SANDSTONE. PLUNGE DIRECTION IS THE LINE OF A CHANNEL THICKENING
Deposit MINE CONTAINS VERY SMALL FLOWING SPRING, WATER IS CHEMICALLY CHARGED EMITTING STRONG SULFUR ODOR. SULFATE STALAGTITES AT END OF ADIT. PRINCIPAL MINERALIZATION IS AT BASE OF MOSS BACK MEMBER, FINELY DESSIMINAED IN CROSS - BED STREAKS AND COALY LOGS. TOP OF SILTSTONE MEMBER EXHIBITS WEAK RADIOACTIVITY

Reporter information

Type Date Name Affiliation Comment
Reporter 01-MAR-1977 Doelling, Hellmut H. U.S. Geological Survey

Beyond USGS

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

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