Geologic map of the Lake Superior region, Minnesota, Wisconsin and northern Michigan, bedrock geology, S-13
Description:
Interpretations of bedrock geology (distribution of rock at the land surface and beneath surface sediments) of Minnesota and the Lake Superior region, including Wisconsin and Northern Michigan, scale 1:1,000,000.
Creator:
Cannon, William F., Morey, G.B., Mudrey, Mike G., Jr., Sims, Paul K., and Southwick, David L.