The information on this page is a summary description.
The full formal description is available here: Joigny Member
| Abbreviation | JOI |
| Parent unit | Anloy Formation |
| Child units | |
| Lithological description | Homogeneous shale and siltstone with beds of argillaceous, carbonate or micaceous sandstone passing to dark grey shale and slate with silty lamina. |
| Age | Lochkovian |
| Thickness | 400 m |
| Area of occurrence | South of the Vencimont Fault all along the northern limb of the NeufchâteauEifel Synclinorium. |
| Type locality | Western bank of the Meuse River valley between Joigny and Braux (France). |
| Alternative names | Schiste de Joigny |
| Authors | Denayer, J. & Mottequin, B. |
| Date | 23/09/2025 |
| Cite as | Denayer, J. & Mottequin, B., 2025. The Joigny Member, 23/09/2025. National Commission for Stratigraphy Belgium. https://ncs.naturalsciences.be/lithostratigraphy/Joigny-Member |
| Additional information |
