Miller, James DCannon, William FFralick, Philip WSeverson, Mark JOjakangas, Richard WLarson, PhilJongewaard, Peter KBird, JeffCampbell, Thomas JPeterson, Dean MPointer, JamesMarshak, MarvinJirsa, Mark Alan2023-10-052023-10-052010https://hdl.handle.net/11299/257337This guidebook has sections from five different field trips (1, 2, 3A, 3B, and 4).enPrecambrian Research CenterUniversity of Minnesota DuluthField Guide to the Geology of Precambrian Iron Formations in the Western Lake Superior Region, Minnesota and MichiganPrecambrian Research Center Guidebook 10-01Report