Brainard Shale
Jump to navigation
Jump to search
 | This article needs additional citations for verification. (October 2017) |
| Brainard Shale | |
|---|---|
| Stratigraphic range: Ordovician | |
| Type | Formation |
| Unit of | Maquoketa Group |
| Underlies | Brassfield Limestone, Cataract Formation, and Sexton Creek Limestone |
| Overlies | Fort Atkinson Limestone |
| Location | |
| Region | Illinois, Indiana |
| Country | United States |
The Brainard Shale is a geologic formation in Illinois. It preserves fossils dating back to the Ordovician period.
See also
References
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
 | This article about a specific stratigraphic formation in Illinois is a stub. You can help Wikipedia by expanding it. |