Mafic and ultramafic xenoliths from volcanic rocks of the western United States
By: H.G. Wilshire ... [et al.]
Contributors: Wilshire, Howard Gordon, 1926-; Geological Survey (U.S.)
Series: Open-file report -- 85-139; U.S. Geological Survey open-file report -- 85-139
Publisher: U.S. Dept. of the Interior, Geological Survey; [Books and Open-File Reports Section, distributor
Published: 1985
Place of publication: [Denver, Colo.?]
Language: eng
Format: Microform
Subjects: Rocks, Ultrabasic -- West (U.S.)
Notes: Includes bibliographical references (p. 34-49)