Chemical data for flows and feeder dikes of the Yakima Basalt Subgroup, Columbia River Basalt Group, Washington, Oregon, and Idaho, and their bearing on a petrogenetic model /
Wright, Thomas L.(Thomas Llewellyn),1935-
Mangan, Margaret T.
Swanson, Donald A.(Donald Alan),1938-
Washington : U.S. G.P.O.,
1989.
Bibliography: p. 19-22.
Basalt
Petrogenesis