02277oam 2200613 450 991070775930332120161104124917.0(CKB)5470000002466955(OCoLC)886546809(EXLCZ)99547000000246695520140812d1975 ua 0engurbn|||||||||txtrdacontentcrdamediacrrdacarrierGeologic setting of the Glacier Peak and Mazama ash-bed markers in west-central Montana /by R. W. Lemke, M.R. Mudge, R.E. Wilcox, and H.A. Powers[Reston, Va.] :United States Department of the Interior, Geological Survey,1975.Washington :United States Government Printing Office.1 online resource (iv, 31 pages) illustrationsGeological Survey bulletin ;1395-HContributions to stratigraphy"Describes how ash beds can be used as stratigraphic markers in correlating deposits of late Pleistocene and Holocene age in west-central Montana."Includes bibliographical references (pages 30-31).Geology, StratigraphicQuaternaryVolcanic ash, tuff, etcMontanaGeologyMontanaGeologyfastGeology, StratigraphicfastQuaternary Geologic PeriodfastVolcanic ash, tuff, etcfastMontanafastGeology, StratigraphicVolcanic ash, tuff, etc.GeologyGeology.Geology, Stratigraphic.Quaternary Geologic Period.Volcanic ash, tuff, etc.Lemke Richard W(Richard Walter),1913-2003,1394046Mudge Melville R.1921-2009,Wilcox R. E(Ronald Erwin),1929-Powers Howard A.Geological Survey (U.S.),COPCOPOCLCOOCLCFOCLCAGPOBOOK9910707759303321Geologic setting of the Glacier Peak and Mazama ash-bed markers in west-central Montana3464155UNINA