Lucas, George B.Bonilla, Heliodoro2021-02-092022-02-032021-02-092022-02-031974https://hdl.handle.net/11124/175884Includes bibliographical references.masters thesesengCopyright of the original work is retained by the author.Hydrocarbons -- UtahHydrocarbons -- ColoradoCorrelation of hydrocarbons in gilsonite, tar sand, Red Wash crude oil and oil shales from the Green River formation, Utah and ColoradoText