Clear Creek Chert
The Clear Creek Chert is a geologic formation in Indiana.
| Clear Creek Chert Stratigraphic range: Devonian | |
|---|---|
| Type | Formation |
| Unit of | New Harmony Group |
| Underlies | Jeffersonville Limestone |
| Overlies | Backbone Limestone and Grassy Knob Chert |
| Location | |
| Region | Indiana |
| Country | United States |
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