 | Wilshire, H.G., Meyer, C.E., Nakata, J.K., Calk, L.C., Shervais, J.W., Nielson, J.E., Schwarzman, E.C. (1988) Mafic and ultramafic xenoliths from volcanic rocks of the Western United States. Professional Paper 1443. US Geological Survey doi:10.3133/pp1443 | Report (issue) | | Mafic and Ultramafic Xenoliths from Volcanic Rocks of the Western United States U.S. GEOLOGICAL SURVEY...Utah-Federal Bldg., Rm. 8105,125 South State St. SAN FRANCISCO, California-Customhouse, Rm. 504,555 Battery...Twelfth Ave. Mafic and Ultramafic Xenoliths from Volcanic Rocks of the Western United States By H.G. WILSHIRE...tion Data Mafic and ultramafic xenoliths from volcanic rocks of the western United States. (U.S. Geological...Rare earth elements ------------------Cr-diopside group -----------------Composite Cr-diopside peridotite |  | Wilshire, H.G., Meyer, C.E., Nakata, J.K., Calk, L.C., Shervais, J.W., Nielson, J.E., Schwarzman, E.C. (1985) Mafic and ultramafic xenoliths from volcanic rocks of the western United States. Open-File Report Vol. 1985 (85-139) US Geological Survey doi:10.3133/ofr85139 | Report (issue) | | GEOLOGICAL SURVEY Mafic and Ultramafic Xenoliths from Volcanic Rocks of the Western United States H.G. Wilshire...nomenclature. MAFIC AND ULTRAMAFIC XENOLITHS FROM VOLCANIC ROCKS OF THE WESTERN UNITED STATES TABLE OF CONTENTS.................................. 12 Cr-diopside Group............................................... 12...peridotite-Al-augite pyroxenite........... 12 Al-augi te group...................................................isotopes, Cr-diopside group.................................. 14 Sr isotopes, Al-augite group............... |
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