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Fluoride #18 Mine

Past Producer in Juab county in Utah, United States with commodities Fluorine-Fluorite, Uranium, Beryllium
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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 10041796
MRDS ID M057575
Record type Site
Current site name Fluoride #18 Mine

Geographic coordinates

Geographic coordinates: -113.17332, 39.73077 (WGS84)
Elevation 1762
Relative position 1 MILE WEST OF EAGLE ROCK RIDGE

Site location context

Political divisions (FIPS codes)

Juab(county)

Utah(state)

United States(country)

North America(continent)

Land(continent)

USGS map quadrangles

Topaz Mountain West(quadrangle 1:24,000 scale)

Fish Springs(quadrangle 1:100,000 scale)

Delta(quadrangle 1:250,000 scale)

Hydrologic units (watersheds)

Southern Great Salt Lake Desert(hydrologic unit)

Great Salt Lake(hydrologic accounting unit)

Great Salt Lake(hydrologic subregion)

Great Basin(hydrologic region)

Federal lands

ST(Federal land areas administered by ST)

Geographic areas

Country State County
United States Utah Juab

Public Land Survey System information

Meridian Township Range Section Fraction State
Salt Lake 012S 012W 34,35 Utah

Comments on the location information

  • SECTION SUBDIVISIONS SE 1/4 NE 1/4 SE 1/4

Commodities

Commodity Importance
Fluorine-Fluorite Critical Primary
Uranium Secondary
Beryllium Critical Secondary

Comments on the commodity information

  • CHIEF IMPURITIES ARE MONTMORILLONITE, CREAM COLORED DOLOMITE & QUARTZ

Materials information

Materials Type of material
Fluorite Ore
Bertrandite Gangue
Carnotite Gangue

Alteration

  • (Local) Clay Alteration

Host and associated rocks

  • Host or associated Associated
    Rock type Volcanic Rock (Aphanitic) > Felsic Volcanic Rock > Rhyolite
    Rock unit name Por. Rhyolitic Member Of Spor Mtn Formation;Umio Stratified Tuff Member Of Topaz Mtn. Rhyolite
    Rock description Por. Rhyolitic Mbr. Of Spor Mtn Formation;Umio Stratified Tuff Mbr Of Topaz Mtn. Rhyolite
    Stratigraphic age (youngest) Miocene
    Stratigraphic age (youngest) Miocene
  • Host or associated Host
    Rock type Sedimentary Rock > Carbonate > Dolomite
    Rock unit name Fish Haven Dolomite;Swan Peak Quartzite
    Rock description Fish Haven Dolomite;Swan Peak Quartzite

Nearby scientific data

(1) -113.17332, 39.73077
ListMap

Economic information

Geologic structures

Type of structure Regional
Structure description Basin & Range
Type of structure Local
Structure description Numerous Branching Faults That Are Difficult To Trace Unless They Contain Breccia

Ore body information

  • General form PIPE-LIKE
    Length 9.14M
    Width 6.1M

Controls for ore emplacement

  • Along Pipes And Veins In Favorable Replacement Carbonates & In Brecciated Fault Zones

Comments on the geologic information

  • STRATA STRIKES N35E & DIPS 34 DEG. NW. A FAULT STRIKES N45-55W & DIPS 72SW WHICH BRINGS FISH HAVEN & SWAN PEAK IN CONTACT

Economic information about the deposit and operations

Development status Past Producer
Commodity type Both
Deposit size Small
Significant No
Discovery year 1953
Discoverer George P Spor (Delta, Ut)

Mining district

District name Spor Mtn-Thomas Range

Land status

Ownership category BLM Administrative Area

Ownership information

  • Type Owner-Operator
    Owner Spar, Chad and Ray
    Home office Delta, Ut.

Comments on the reserve resource information

  • ORE POTENTIAL IS LESS THAN 200 TONS IN 1976.

Workings at the site

  • Type of workings Underground
    Overall depth 12.19M

Comments on the workings information

  • A 70 FT ADIT, 2 RAISES & A WINZE

Comments on development

  • RECENT URANIUM EXPLOR INDICATES A FAIR U3O8 CONTENT (UP TO 0.15-0.20%), BUT IT OCCURRS IN COMPLEX STRUCTURE WITH F IONS WHICH MAKES IT ECONOMICALLY MARGINAL FOR EXTRACTION

Reference information

Bibliographic references

  • Deposit

    BULLOCK, K.C., 1976, FLUORITE OCCURRENCES IN UTAH: UTAH GEOL. & MINERAL SURVEY BULL. 110

  • Deposit

    STAATZ, M.H., & OSTERWALD, F.W., 1959, GEOLOGY OF THE THOMAS RANGE FLUORSPAR DISTRICT, JUAB COUNTY: USGS BULL. 1069

  • Deposit

    STAATZ, M.H., AND CARR, W.J., 1964, GEOLOGY AND MINERAL DEPOSITS OF THE THOMAS & DUGWAY RANGES, JUAB-TOOELE CO., UT: USGS PP 415

  • Deposit

    STAATZ, M.H., AND WILMARTH, V.R., & BAUER, H.L., JR., 1951, RADIOACTIVE FLUORITE IN THE THOMAS RANGE, JUAB CO., UT: USGS TEI #136, 88 P.

  • Deposit

    1951 DIREXPL US AEC

  • Deposit

    COCHRAN, K L, 1952, FLUORSPAR RESOURCES OF CALIF, NEV, UTAH, IDAHO, & COLORADO ADJACENT & TRIBUTARY TO FACILITIES OF THE UNION PACIFIC RR CO: UPRC, LOS ANGLES CALIF, 78 P.

  • Deposit

    1959 RECON STAATZ, USGS BULL 1069

  • Deposit

    1964 RECON STAATZ, USGS PP 415

  • Deposit

    1979 GEOLMAP LINDSEY, D A, USGS MAP-I-1176

  • Production

    BULLOCK, 1976, FLUORITE OCCURRENCES IN UTAH: UTAH GEOL. & MINERAL SURVEY BULL. 110

General comments

Subject category Comment text
Deposit DEPOSIT CONSISTS OF 2 VERTICAL PIPES. STRATA STRIKES N35E & DIPS 34 NW. THE MAIN ORE PIPE CROPS OUT AT THE SURFACE & IS OVAL SHAPED. THE 2ND PIPE DOES NOT CROP OUT AT THE SURFACE & WAS STOPED FROM ADIT

Reporter information

Type Date Name Affiliation Comment
Reporter 01-FEB-1979 Wong, George (Tooker, Ed) Bureau of Land Management
Updater 01-MAR-1980 Everts, Mike L. U.S. Geological Survey

Beyond USGS

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

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