02093oam 2200517 450 991070582980332120170807092404.0(CKB)5470000002454121(OCoLC)891581504(OCoLC)995470000002454121(EXLCZ)99547000000245412120140929d1969 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierDistribution of thorium, uranium, and potassium in igneous rocks of the Boulder batholith region, Montana, and its bearing on radiogenic heat production and heat flow /by Robert I. Tilling and David GottfriedWashington :United States Department of the Interior, Geological Survey,1969.1 online resource (iii, E29 pages) illustrations, mapsGeological Survey professional paper ;614-EShorter contributions to general geologyTitle from title screen (viewed September 24, 2014)."A study of the relationship between content of heat-producing elements and host-rock chemistry and heat flow."Includes bibliographical references (pages E19-E22).Earth temperatureMontanaBoulder BatholithIgneous rocksMontanaBoulder BatholithPotassiumThorium oresMontanaBoulder BatholithUranium oresMontanaBoulder BatholithEarth temperatureIgneous rocksPotassium.Thorium oresUranium oresTilling Robert I.52698Gottfried DavidGeological Survey (U.S.),COPCOPOCLCOGPOBOOK9910705829803321Distribution of thorium, uranium, and potassium in igneous rocks of the Boulder batholith region, Montana, and its bearing on radiogenic heat production and heat flow3516764UNINA