1. Geochemical and petrographic data for intrusions peripheral to the Big Timber stock, Crazy Mountains, Montana Author/Creator: Du Bray, E. A., author Publication/Creation: Reston, Virginia : U.S. Department of the Interior, U.S. Geological Survey, 2015 Resource Type: Book Access & Availability: Loading
2. Petrology of the Crazy Mountains dike swarm and geochronology of associated sills, south-central Montana Author/Creator: Du Bray, E. A. Publication/Creation: Reston, Va. : U.S. Dept. of the Interior, U.S. Geological Survey, 2006 Resource Type: Book Access & Availability: Loading
3. Geologic maps of western and northern parts of Gallatin National Forest, south-central Montana Author/Creator: Geological Survey (U.S.) Publication/Creation: [Reston, Va.?] : U.S. Geological Survey, 1997 Resource Type: Map Access & Availability: Loading
4. Maps showing metallic mineral districts and mines in the Black Hills, South Dakota and Wyoming Author/Creator: Geological Survey (U.S.) Publication/Creation: Denver, CO : For sale by U.S. Geological Survey Information Services Resource Type: Map Access & Availability: Loading
5. Mineral resource potential and geology of the White River National Forest and the Dillon Ranger District of the Arapaho National Forest, Colorado Author/Creator: Toth, Margo I., author Publication/Creation: Washington : U.S. G.P.O. ; Denver, CO : For sale by USGS Map Distribution, 1993 Resource Type: Book Access & Availability: Loading