The Bishop Ash Bed (Middle Pleistocene) and some older (Pliocene and Pleistocene) chemically and mineralogically similar ash beds in California, Nevada, and Utah /

Bibliographic Details
Main Authors:	Izett, Glen Arthur, 1928- (Author), Obradovich, John D. (Author), Mehnert, Harald H. (Author)
Format:	Government Document eBook
Language:	English
Published:	[Reston, Va.] : Department of the Interior, U.S. Geological Survey, 1988.
Series:	U.S. Geological Survey bulletin ; 1675.
Subjects:	From 10 thousand to 10 million years ago Geology, Stratigraphic > Pleistocene. Geology, Stratigraphic > Pliocene. Volcanic ash, tuff, etc. > West (U.S.) Geology > West (U.S.) Geology. Geology, Stratigraphic. Pleistocene Geologic Epoch. Pliocene Geologic Epoch. Volcanic ash, tuff, etc. United States, West.
Online Access:	https://purl.fdlp.gov/GPO/gpo63163

Description
Item Description:	Title from title screen (viewed Aug. 11, 2014).
Physical Description:	1 online resource (iv, 37 pages) : illustrations, maps.
Bibliography:	Includes bibliographical references.