Grantfork Quadrangle
Surficial Geology
Title: Surficial Geology of Grantfork Quadrangle, Madison County, Illinois
Authors: David A. Grimley and Andrew C. Phillips
Description: Two 36" × 30" map sheets; sheet 1 contains map and legends; sheet 2 includes descriptive text with figures and table, and 2 cross sections
Year: 2006; originally STATEMAP 2005
Series ID: IGQ Grantfork-SG
File size: 5.8 mb
Paper: $15.00
GIS data: 6.8 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