Three specific outcrop areas are included: (1) Lakewood, 2.1mi (3.5 km) northeast of the Lester River (in Duluth, Minnesota)on St, Louis County 61 (S¼ Sec. 34, T.5lN., R.13 W.; Lakewood7¼-minute Quadrangle), in Congdon (city) Park; (2) Two Harbors,0.5 mi (0.8 km) south of U.S. 61 on First Street(NW½ Sec. 6, T. 52N., R. 10W.; Two Harbors 7¼-minute Quadrangle), in Burlington Bay(city) Tourist Park, and (3) GooseberryFalls, 13.5 mi (23 km) northeast of Two Harbors on U.S. 61(SW½ Sec. 22, T. 54N., R. 9W., Split Rock Point 7½-minute Quadrangle), in Gooseberry Falls State Park. Note: State Park rules prohibit defacing or collecting rocks. Removal of bedrock specimens showing the special structures in all areas is strongly discouraged for the benefit of future observers.
Figures & Tables
One hundred field guides, with area maps, to locations in Illinois, Indiana, Iowa, Michigan, Minnesota, Missouri, Nebraska, Ohio, and Wisconsin.