1. ⁴⁰Ar/³⁹Ar ages of some Challis Volcanic Group rocks and the initiation of Tertiary sedimentary basins in southwestern Montana Author/Creator: M'Gonigle, John W. Publication/Creation: Washington : U.S. G.P.O. ; Denver, CO : For sale by the U.S. Geological Survey, Information Services, 1996 Resource Type: Book Access & Availability: Loading
2. ⁴⁰Ar/³⁹Ar and K-Ar geochronology and tectonic significance of the Upper Cretaceous Adel Mountain volcanics and spatially associated Tertiary igneous rocks, northwestern Montana Publication/Creation: Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey, 2005 Resource Type: Book Access & Availability: Loading
3. Compilation of stratigraphic thicknesses for caldera-related Tertiary volcanic rocks, east-central Nevada and west-central Utah Author/Creator: Sweetkind, Donald S. (Donald Steven) Publication/Creation: [Reston, Va.] : U.S. Dept. of the Interior, U.S. Geological Survey, 2008 Resource Type: Book Edition: Version 1.0. Access & Availability: Loading
4. Geologic setting and petrochemistry of the Late Cretaceous-early Tertiary intrusives in the northern Front Range mineral belt, Colorado Author/Creator: Gable, Dolores J., 1922- Publication/Creation: Washington : U.S. G.P.O., 1984 Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 1278-1285. Access & Availability: Loading
5. Geologic setting and petrochemistry of the Late Cretaceous-to-early Tertiary intrusives in the northern Front Range mineral belt, Colorado Author/Creator: Gable, Dolores J., 1922- author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1984 Resource Type: Book Access & Availability: Loading
6. Tertiary volcanic rocks and uranium in the Thomas Range and northern Drum Mountains, Juab County, Utah Author/Creator: Lindsey, David A. Publication/Creation: Arlington, VA : For sale by the Branch of Distribution, U.S. Geological Survey Resource Type: Book Is Part Of: U.S. Geological Survey professional paper, no. 1220-1227. Access & Availability: Loading
7. Tertiary volcanic rocks and uranium in the Thomas Range and northern Drum Mountains, Juab County, Utah Author/Creator: Lindsey, David A., author Publication/Creation: Washington : United States Department of the Interior, Geological Survey, 1982 Resource Type: Book Access & Availability: Loading
8. Volcanic rocks of the Santa Maria Province, California Author/Creator: Cole, Ronald B. Publication/Creation: Denver, CO : For sale by U.S. Geological Survey, Information Services Resource Type: Book Access & Availability: Loading