The Liberty Formation is a geologic formation in Ohio and Indiana. It preserves fossils dating back to the Ordovician period.
Liberty Formation | |
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Stratigraphic range: Late Ordovician | |
![]() Liberty Formation (Upper Ordovician) exposed north of Brookville, Indiana | |
Type | Formation |
Underlies | Saluda Formation and Whitewater Formation |
Overlies | Waynesville Formation |
Location | |
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