02251oam 2200589 450 991070673780332120180123082701.0(CKB)5470000002458081(OCoLC)896810136(OCoLC)995470000002458081(EXLCZ)99547000000245808120141123d1972 ua 0engurmn|||||||||txtrdacontentcrdamediacrrdacarrierStratigraphy and composition of the Sharon Springs Member of the Pierre Shale in western Kansas /by James R. Gill, William A. Cobban, and Leonard G. SchultzWashington :United States Department of the Interior, Geological Survey,1972.1 online resource (iv, 50 pages) illustrations, mapsGeological Survey professional paper ;728Title from title screen (viewed September 30, 2014)."Stratigraphic and mineralogic study of one of the more distinctive and widespread shale units of Late Cretaceous age in the western interior of the United States."Includes bibliographical references (pages 45-47) and index.Geology, StratigraphicCretaceousGeologyKansasLogan CountyGeologyKansasWallace CountyCretaceous Geologic PeriodfastGeologyfastGeology, StratigraphicfastPierre ShaleKansasLogan CountyfastKansasWallace CountyfastGeology, StratigraphicGeologyGeologyCretaceous Geologic Period.Geology.Geology, Stratigraphic.Gill James R(James Rogers),1922-1972,1389485Cobban William A.1916-2015,Schultz Leonard Gene1926-Geological Survey (U.S.),COPCOPOCLCOOCLCFGPOBOOK9910706737803321Stratigraphy and composition of the Sharon Springs Member of the Pierre Shale in western Kansas3501275UNINA