The information on this page is a summary description.
The full formal description is available here: Nismes Formation
| Abbreviation | NIS |
| Parent unit | none |
| Child units | Pont d’Avignon Horizon, Sourd d’Ave Member, Prée Member, Presles Facies |
| Lithological description | Brownish shale with nodular limestone, rich in brachiopod at the base, passing upwards to shale with nodules and lenses then to shale only. Locally, chamositic or haematitic ooids near the base. |
| Age | Latest Givetian-Early Frasnian |
| Thickness | 20-35 m in the type area, diminishing northwards |
| Area of occurrence | Southern and eastern limbs of the Dinant Synclinorium, between Trélon (France) to Tilff. |
| Type locality | Composite stratotype, including four sections located on the northern margin of the Bois de Mousti at Nismes. |
| Alternative names | Schistes de Nismes |
| Authors | Mottequin, B., Denayer, J., Delcambre, B., Marion, J.-M. & Poty, E. |
| Date | 23/09/2025 |
| Cite as | Mottequin, B., Denayer, J., Delcambre, B., Marion, J.-M. & Poty, E., 2025. The Nismes Formation, 23/09/2025. National Commission for Stratigraphy Belgium. https://ncs.naturalsciences.be/lithostratigraphy/Nismes-Formation |
| Additional information |
