Description
F.B. Chesley, W.E. Black (Delta, Ut)
Commodities
PrimaryFluorine-Fluorite
SecondaryUranium, Beryllium, Vanadium, Magnesite
Commodity typeB
Deposit
Deposit typeReplacement
Deposit sizeS
WorkingsSurface/Underground
Orebody formPIPE-LIKE
Ore controlAlong Pipes And Veins In Favorable Replacement Carbonates & In Brecciated Fault Zones
Materials
GangueBertrandite, Carnotite
Geology
Host rockDolomite · Bell Hill Dolomite (Main Host);Fluoride Dolomite;Fish Haven Dolomite
Associated rockRhyolite · Por. Rhyolitic Member Of Spor Mtn Formation;Umio Stratified Tuff Member Of Topaz Mtn. Rhyolite
StructureBasin & Range, Numerous Branching Faults That Are Difficult To Trace Unless They Contain Breccia
Tectonic settingSevier Orogenic Belt
AlterationClay Alteration, Montmorillanite
Economic & production
Development statusPast Producer
First production1948
Discovery year1948
Identification
Deposit ID10069421
MRDS IDW006950
Alternate namesEast Pit Deposit
RegionNA
Data scoreB
Coordinates39.73327, -113.23415
References
BULLOCK, K. C., 1976, FLUORITE OCCURRENCES IN UTAH: UTAH GEOL. & MINERAL SURVEY BULL. 110STAATZ, M. H., & OSTERWALD, F. W., 1959, GEOLOGY OF THE THOMAS RANGE FLUORSPAR DISTRICT, JUAB COUNTY: USGS BULL. 1069STAATZ, M. H., AND CARR, W. J., 1964, GEOLOGY AND MINERAL DEPOSITS OF THE THOMAS & DUGWAY RANGES, JUAB-TOOELE CO., UT: USGS PP 4151951 DIREXPL US AEC1959 RECON STAATZ, USGS BULL. 10691964 RECON STAATZ, USGS PP 415COCHRAN, 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 P1979 GEOLMAP LINDSEY, D.A., USGS MAP-I-1176BULLOCK, 1976, STAATZ, 1964