The principal maps covering the entire state are: 77 (gravity); 208 (bedrock hyrogeology); 210
(Quaternary hydrogeology); 197 (Quaternary geology); 253 (peat deposits); 300 (geomorphic regions);
318 (bedrock geology;) 309 (bedrock geology); 443 (hydrologic units); 76 (aeromagnetic Intensity).
Full references are given in the bibliography.
Wahl, T.E.; Kuhns, M.J.P; Morey, G.B..
Geologic map index of Minnesota, 2nd ed..
Minnesota Geological Survey.
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