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Igneous rocks -- Idaho. : Plutonic and hypabyssal rocks of the Hailey 1⁰ x 2⁰ quadrangle, Idaho / By Thor H. Kiilsgaard, Reed S. Lewis, and Earl H. Bennett ; prepared in cooperation with the Idaho Geological Survey, Idaho State University, and the University of Idaho.
Igneous rocks -- Idaho -- Blaine County -- Databases. : Vein deposits hosted by plutonic rocks in the Croesus Stock and Hailey Gold belt mineralized areas, Blaine County, Idaho / by Ronald G. Worl and Reed S. Lewis ; prepared in cooperation with the Idaho Geological Survey, Idaho State University, and the University of Idaho.
Igneous rocks -- Idaho -- Garns Mountain. : Geology of the Garns Mountain quadrangle, Bonneville, Madison, and Teton Counties, Idaho : description of the stratigraphy, structure, and phosphate and coal deposits of a 215-square mile area at the north end of the Idaho-Wyoming thrust belt / by Mortiner H. Staatz and Howard F. Albee.
Igneous rocks -- Montana -- Analysis. : Platinum, palladium, and rhodium analyses of ultramafic and mafic rocks from the Stillwater Complex, Montana / by Norman J. Page, Leonard B. Riley, and Joseph Haffty.
Igneous rocks -- Montana -- Boulder Batholith. : Distribution of thorium, uranium, and potassium in igneous rocks of the Boulder batholith region, Montana, and its bearing on radiogenic heat production and heat flow / by Robert I. Tilling and David Gottfried.
Igneous rocks -- Montana -- Craig Region. : ⁴⁰Ar/³⁹Ar and K-Ar geochronology and tectonic significance of the Upper Cretaceous Adel Mountain volcanics and spatially associated Tertiary igneous rocks, northwestern Montana / by Stephen S. Harlan ... [and others].
Igneous rocks -- Montana -- Jefferson County. : Igneous geology of the Dry Mountain quadrangle, Jefferson County, Montana : a description of the petrology and structure of the igneous rocks along the east margin of the Boulder batholith / by Harold J. Prostka.
Igneous rocks -- Nevada -- Lander County. : Geochemistry and potassium-argon ages of plutonic rocks in the Battle Mountain mining district, Lander County, Nevada / by Ted G. Theodore, Miles L. Silberman, and David W. Blake.
Igneous rocks -- New Mexico. : Hydrogeology of the Cenozoic igneous rocks, Navajo and Hopi Indian Reservations Arizona, New Mexico, and Utah / by J. P. Akers, J. C. Shorty, and P. R. Stevens; prepared in cooperation with the Bureau of Indian Affairs and the Navajo Tribe.
Igneous rocks -- Oregon -- Hood, Mount. : Geologic field-trip guide of volcaniclastic deposits from snow- and ice-capped volcanoes--Mount St. Helens , Washington and Mount Hood, Oregon / by Thomas C. Pierson [and three others] ; prepared in cooperation with the Bureau of Reclamation.
Igneous rocks -- Peru -- Marañón Basin. : ⁴⁰Ar/³⁹Ar geochronology of hypabyssal igneous rocks in the Marañon basin of Peru--a record of thermal history, structure, and alteration / by L.M. Prueher, R. Erlich, and L.W. Snee.