Description
Continental Fluorspar Co.
Commodities
PrimaryFluorine-Fluorite
TertiaryUranium, Mercury, Clay
Commodity typeB
Deposit
Deposit sizeL
WorkingsUnderground
Orebody formLENTICULAR IRREGULAR MASSES, IRREGULAR VEINS, SMALL MASSES, DISSEMINATED GRAINS, PIPE-LIKE
Ore controlA Ne - Trending Set Of Faults (Shear Zone) Which Dip Vertically To Steeply East, Control The Lateral Extent Of The Ore Shoots. A Nw Trending Low - Angle Set Of Faults Dipping Ne Form The Upper And Lower Boundary Of Many Ore Shoots.
Materials
Ore mineralsCinnabar, Clay, Fluorite
GangueCalcite, Dolomite, Iron, Quartz
Geology
Host rockDolomite · Nopah Formation Dolomite
Associated rockRhyolite
StructureBasin And Range, Bullfrog Hills Caldera. Northeast-Trending, Steep Dipping, Right Lateral Tear Faults; Gently Northwest Dipping Thrust Faults.
Tectonic settingBack-Arc Extensional Cratonic Basin
Economic & production
Development statusProducer
First production1919
Discovery year1918
Identification
Deposit ID10069409
MRDS IDW006927
Alternate namesBeatty Fluorspar Mine, Lige Harris-Enif Area, Yellow Spar, Crowell Mine, Daisy Fluorspar Mine
RegionNA
Data scoreB
Coordinates36.86664, -116.68422
References
CORNWALL, H. R. AND KLEINHAMPL, F. J., 1964, GEOLOGY OF BULLFROG QUADRANGLE AND ORE DEPOSITS RELATED TO BULLFROG HILLS CALDERA, NYE COUNTY, NEVADA AND INYO COUNTY, CALIFORNIA: USGS PROF. PAPER 454-J.CORNWALL, H. R. AND KLEINHAMPL, F. J., 1961, GEOLOGY OF BARE MOUNTAIN QUADRANGLE, NEVADA: USGS GEOLOGIC QUADRANGLE MAP GQ-157GEEHAN, R. W., 1946, EXPLORATION OF THE CROWELL FLUORSPAR MINE, NYE COUNTY, NEVADA: U.S. BU MINES REPT INV. 3954, 9 P.GARSIDE, L.J., 1973, RADIOACTIVE MINERAL OCCURRENCESIN NEVADA: NBMG, BULL. 81, P. 92.5) PAPKE, K.G., 1979, FLUORSPAR IN NEVADA: NBMG BULL. 93, P.40-43.6) CORNWALL, H.R., 1972, GEOLOGY AND MINERAL DEPOSITS OF SOUTHERN NYE CO.: NBMG BULL, 77, P. 35.7) KRAL, V.E., 1951, MINERAL RESOURCES OF NYE CO.: NBMG BULL. 50, P. 61-62.8) THURSTON, W.R., ET. AL., 1949, DAISY FLUORSPAR DEPOSIT: USGS STRAT. MIN. INV. PRELIM. REPT. 3-209.1945 DIREXPL U.S. BU MINES - NO NEW ORE FOUND1949 THURSTON, W. R.1956 GEOLMAP CORNWALL, H. R. AND KLEINHAMPL, F. J.CORNWALL, H. R. AND KLEINHAMPL, F. J., 1964, GEOL. BULLFROG QUAD. AND ORE DEP.