The information on this page is a summary description.
The full formal description is available here: Couvin Formation
| Abbreviation | CVN |
| Parent unit | none |
| Child units | Villers-la-Tour Member, Petigny Member, Cul d’Enfer Member, Abîme Member, Vierves Member |
| Lithological description | Limestone rich in stromatoporoids and corals forming biostromes separated by fossiliferous argillaceous limestone, fine-grained limestone and thinly-bedded limestone, locally dolomitic. |
| Age | Eifelian |
| Thickness | 380 m in the type area, rapidly decreasing eastwards. |
| Area of occurrence | Southern limb of the Dinant Synclinorium, fully developed west of Nismes, reduced in development between Nismes and Wellin. |
| Type locality | The stratotype of the Couvin Formation is situated along the Eau Noire River, completed by the Abîme cliff in Couvin. |
| Alternative names | Calcaire de Couvin |
| Authors | Denayer, J., Coen-Aubert, M., Marion, J.-M. & Mottequin, B. |
| Date | 23/09/2025 |
| Cite as | Denayer, J., Coen-Aubert, M., Marion, J.-M. & Mottequin, B., 2025. The Couvin Formation, 23/09/2025. National Commission for Stratigraphy Belgium. https://ncs.naturalsciences.be/lithostratigraphy/Couvin-Formation |
| Additional information |
