Rockdale Run Formation
| Rockdale Run Formation | |
|---|---|
| Stratigraphic range: Lower Ordovician | |
_(28378186022).jpg) Rockdale Run Formation in Skyline Caverns, Virginia | |
| Type | Formation |
| Unit of | Beekmantown Group |
| Underlies | Pinesburg Station Dolomite |
| Overlies | Stonehenge Limestone |
| Thickness | 2450 ft[1] |
| Lithology | |
| Primary | Limestone |
| Other | dolomite, chert |
| Location | |
| Region | Maryland, Pennsylvania, Virginia[2] and West Virginia |
| Country | United States |
The Rockdale Run Formation is a geologic formation in Maryland, Pennsylvania, Virginia and West Virginia.[1] It preserves fossils dating back to the Ordovician period.
See also
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- List of fossiliferous stratigraphic units in Maryland
- List of fossiliferous stratigraphic units in Pennsylvania
- List of fossiliferous stratigraphic units in Virginia
- List of fossiliferous stratigraphic units in West Virginia
References
- Various Contributors to the Paleobiology Database. "Fossilworks: Gateway to the Paleobiology Database". Retrieved 17 December 2021.
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