Lacon Quadrangle
Surficial Geology
Title: Surficial Geology of Lacon Quadrangle, Marshall County, Illinois
Authors: E. Donald McKay, III, Richard C. Berg, Andrew J. Stumpf, and C. Pius Weibel
Description: One 36" × 30" map sheet includes map and legends
Year: 2007
Series ID: IPGM Lacon-SG
File size: 2.4 mb
Paper: $7.50
GIS data: 4.8 mb zip file (contains ArcGIS geodatabase and metadata, ArcReader map document, and published map in PDF format)
Ordering information for Illinois State Geological Survey publications
Updated 07/12/2012 SLD