Bedrock Geology of Prairie du Rocher Quadrangle, Randolph and Monroe Counties, Illinois and Ste. Genevieve County, Missouri
33" × 55" double map sheet; sheet 1 contains map and legend; sheet 2 contains descriptive text, descriptive stratigraphic column, log, text table and cross section
GIS download contains ArcGIS geodatabase and metadata, ArcReader map document, and published map in PDF format (GIS file contents).
Purchase this map online through Shop ISGS*, or contact the Sales and Information Office for more information.
*excludes EDMAP series and student maps