banner link to ISGS Home Page  


Atlas Home | Topography | Faulting and the Des Plaines Disturbance | Quaternary Deposits | Silurian Strata | Maquoketa Group | Galena and Platteville Groups | Ancell Group | Ironton-Galesville Formation |
Eau Claire Formation | Mt. Simon Formation | Maps - PDF format

Stratigraphic Column of Bedrock Units in Northern Illinois

Stratigraphic column showing the succession of bedrock units in northern Illinois

Stratigraphic column of bedrock units in northern Illinois

 

University of Illinois logo

ILLINOIS STATE GEOLOGICAL SURVEY
INSTITUTE OF NATURAL RESOURCE SUSTAINABILITY     |    UNIVERSITY OF ILLINOIS AT URBANA-CHAMPAIGN

Home   |   Search   |   Site Map   |   Contact Us

Updated 2/6/2007 SLD