| Conewango Group | |
|---|---|
| Stratigraphic range: Carboniferous ~Kasimovian-Gzhelian ~ | |
| Type | Group |
| Sub-units | Casselman Formation, Glenshaw Formation |
| Underlies | Monongahela Group |
| Overlies | Allegheny Group |
| Lithology | |
| Primary | Shale and Clay |
| Other | Coal, Limestone, Red Shale, Sandstone |
| Location | |
| Region |  Maryland, Ohio, Pennsylvania and  West Virginia |
| Country |  United States |
The Conewango Group is a Carboniferous aged geologic group in Western and south central Pennsylvania. It consists of two formations the younger Casselman Formation and the older Glenshaw Formation.
References
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