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Fault Traces in the Galena Group

Locations of fault traces int he Galena Grou in Cook County, Illinois. Fault locations were interpreted from seismic data collected for Metropolitan Sanitary District of Greater Chicago (Buschbach and Heim 1972).

large image of fault traces in the Galena Group in Cook County, Illinois


Updated 10/23/2009 SLD

ILLINOIS STATE GEOLOGICAL SURVEY
E. Donald McKay, III, Interim Director

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