Western Michigan University ScholarWorks at WMU Master's Theses Graduate College 12-1984 Geology of a Section of the Northwest Tobacco Root Mountains, Madison County, Southwest Montana Kiff James Samuelson Follow this and additional works at: https://scholarworks.wmich.edu/masters_theses Part of the Geology Commons Recommended Citation Samuelson, Kiff James, "Geology of a Section of the Northwest Tobacco Root Mountains, Madison County, Southwest Montana" (1984). Master's Theses. 1550. https://scholarworks.wmich.edu/masters_theses/1550 This Masters Thesis-Open Access is brought to you for free and open access by the Graduate College at ScholarWorks at WMU. It has been accepted for inclusion in Master's Theses by an authorized administrator of ScholarWorks at WMU. For more information, please contact
[email protected]. GEOLOGY OF A SECTION OF THE NORTHWEST TOBACCO ROOT MOUNTAINS, MADISON COUNTY, SOUTHWEST MONTANA by Kiff James Samuelson A Thesis Submitted to the Faculty of The Graduate College in partial fulfillment of the requirements for the Degree of Master of Science Department of Geology Western Michigan University Kalamazoo, Michigan December 1984 Reproduced with permission of the copyright owner. Further reproduction prohibited without permission. GEOLOGY OF A SECTION OF THE NORTHWEST TOBACCO ROOT MOUNTAINS, MADISON COUNTY, SOUTHWEST MONTANA Kiff James Samuelson, M.S. Western Michigan University, 1984 The northwest Tobacco Root Mountains are located on the boundary between two major tectonic provinces: the fold and thrust belt and the Rocky Mountain foreland. Deformation typical of the Rocky Mountain foreland is present in the form of two major northwest- trending faults with associated folds. Paleozoic rocks were passively draped over at least one of the elevated Precambrian blocks.