These panels were provided to the Dept. of Natural Resources for editing and placement along the Park trail, and are provided here as an update to the Baptism River State Park geology summary published in 1948. The panels also include a summary of geology for the Lake Superior Basin.
Miller, James D., Jr.; Jirsa, Mark A.; Leversedge, Phillip.
Lake Superior-Born of Fire and Ice.
Minnesota Geological Survey.
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