02220oam 2200649 450 991070418690332120151118153433.0(CKB)5470000002437792(OCoLC)883337241(EXLCZ)99547000000243779220140710d1937 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierGeologic factors in the interpretation of fluorspar reserves in the Illinois-Kentucky field /by L.W. Currier[Washington, D.C.] :United States Department of the Interior, Geological Survey,1937.Washington :United States Government Printing Office.1 online resource (ii, 5-14 pages, 1 page of plates) illustrationsBulletin / United States Department of the Interior, Geological Survey ;886-BContributions to economic geology ;1937Title from title screen (viewed July 9, 2014).Fluorspar reserves in the Illinois-Kentucky fieldFluorsparIllinoisFluorsparKentuckyGeologyIllinoisGeologyKentuckyMines and mineral resourcesIllinoisMines and mineral resourcesKentuckyFluorsparfastGeologyfastMines and mineral resourcesfastIllinoisfastKentuckyfastFluorsparFluorsparGeologyGeologyMines and mineral resourcesMines and mineral resourcesFluorspar.Geology.Mines and mineral resources.Currier L. W(Louis Wade),1890-1970,1387196Geological Survey (U.S.),COPCOPOCLCOOCLCAOCLCFOCLCOGPOBOOK9910704186903321Geologic factors in the interpretation of fluorspar reserves in the Illinois-Kentucky field3533185UNINA