TY - BOOK AU - Kellogg,Karl S. AU - Marvin,Richard F. ED - United Stated. TI - New potassium-argon ages, geochemistry, and tectonic setting of upper Cenozoic volcanic rocks near Blackfoot, Idaho U1 - 551.78 PY - 1988/// CY - Washington PB - U.S. G.P.O. KW - Rocks, Igneous KW - Idaho KW - Blackfoot Region KW - Geology, Stratigraphic KW - Cenozoic N1 - Bibliography: p. 18-19 ER -