The information on this page is a summary description.
The full formal description is available here: Vireux Formation
| Abbreviation | VIR |
| Parent unit | none |
| Child units | |
| Lithological description | Thick beds of grey, bluish-grey or greenish quartzitic sandstone rich in various sedimentary structures, passing to bluish-grey or greenish argillaceous sandstone alternating with greenish or dark grey shale. |
| Age | Emsian |
| Thickness | 100 to 350 metres |
| Area of occurrence | Southern limb of the Dinant Synclinorium up to the Aisne River valley. |
| Type locality | After the village of Vireux in the Meuse River valley (France). |
| Alternative names | Grès noir de Vireux |
| Authors | Denayer, J. & Mottequin, B. |
| Date | 23/09/2025 |
| Cite as | Denayer, J. & Mottequin, B., 2025. The Vireux Formation, 23/09/2025. National Commission for Stratigraphy Belgium. https://ncs.naturalsciences.be/lithostratigraphy/Vireux-Formation |
| Additional information |
