TY - BOOK AU - Best,Myron G. AU - Grant,S.Kerry TI - Oligocene and Miocene volcanic rocks in the central Pioche-Marysvale igneous belt, western Utah and eastern Nevada U1 - 551.785097924 PY - 1987/// CY - Washington, D.C. PB - United states goverrnmrnt Printing Office KW - Geology, Stratigraphic KW - Oligocene KW - Miocene KW - Volcanic ash, tuff, etc KW - Nevada KW - Pioche Region KW - Utah KW - Marysvale Regio KW - Magmatism KW - Wah Wah Mountains KW - Geology KW - Needles Range Group (Utah and Nev.) N1 - Includes bibliographies ER -