The information on this page is a summary description.
The full formal description is available here: Barrage Member
| Abbreviation | BAG |
| Parent unit | Hierges Formation |
| Child units | |
| Lithological description | Fossiliferous calcareous sandstone, siltstone and shale and non-carbonate sandstone. |
| Age | Late Emsian |
| Thickness | 300 to 310 metres |
| Area of occurrence | Southern margin of the Dinant Synclinorium. |
| Type locality | Section along the Eau Noire south of Couvin. |
| Alternative names | Grauwacke dHierges |
| Authors | Denayer, J. & Mottequin, B. |
| Date | 23/09/2025 |
| Cite as | Denayer, J. & Mottequin, B., 2025. The Barrage Member, 23/09/2025. National Commission for Stratigraphy Belgium. https://ncs.naturalsciences.be/lithostratigraphy/Barrage-Member |
| Additional information |
