| Miller, J.D., 2009, Field Trip 1: Duluth Complex at Duluth, in Field guide to the geology and mineralization of mafic layered intrusions of the Duluth and Beaver Bay complexes, northeastern Minnesota. Precambrian Research Center Guidebook, 09-01, p. 1-23. |
Skyline Parkway, Duluth, St. Louis County, Minnesota, USA