Plate 2 Bedrock Geology, Plate 3, Surficial Geology, Scale 1:100,000. This atlas is a work in progress. Plates 1 and 2 were completed in 2010 as part of the USGS Statemap program.
The Sibley County Board of Commissioners; The U.S. Geological Survey Statemap program;
The Minnesota Environment and Natural Resources Trust Fund as Recommended by the Legislative-Citizen Commission on Minnesota Resources
Lusardi, B.A.; Runkel, A.C.; Meyer, G.N..
C-24 Geologic Atlas of Sibley County, Minnesota [Part A].
Minnesota Geological Survey.
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