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