Overview of the regional geologic framework | Map Orientation: | |
Bedrock topography (a regional view) | ||
"Peel off" subsurface units, one at a time | ||
Horizontally "slice" through the surficial deposits | ||
Vertically "slice" through the deposits from south to north from east to west |
Comments and questions may be directed to Dave Soller (USGS), at drsoller@usgs.gov, or to Dick Berg (ISGS), at berg@geoserv.isgs.uiuc.edu. |
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