Type Formation Country United States | Region Ohio | |
The Chagrin Shale is a geologic formation in Ohio. It preserves fossils dating back to the Devonian period.
References
Chagrin Shale Wikipedia(Text) CC BY-SA
Type Formation Country United States | Region Ohio | |
The Chagrin Shale is a geologic formation in Ohio. It preserves fossils dating back to the Devonian period.