3-D Geologic Mapping in East-Central Illinois



HORIZONTAL SLICES THROUGH
THE SURFICIAL DEPOSITS (50-foot intervals)

SLOWER ??         Explanation (what is "Wisconsin Episode"?)
(opens in a NEW WINDOW, so "reload" this page to resume the animation)

This page is http://ngmdb.usgs.gov/ecill/zanimF.html
Images created with EarthVision software
Animation software -- GifBuilder (Macintosh), by Yves Piguet, piguet@ia.epfl.ch
Page maintained by Dave Soller (drsoller@usgs.gov)
last update: Mar. 13, 1999