The information on this page is a summary description.
The full formal description is available here: Catillon Formation
| Abbreviation | CAT |
| Parent unit | Haine Green Sandstone Group |
| Child unit | |
| Lithological description | Glauconitic sands, more or less siliceousglauconites, marls with siliceous and phosphatic nodules, with numerous sponges. This formation is clearly less coarse-grained than the underlying Harchies Fm. |
| Age | Late Albian on the basis of “Trigonia” elisae and by its stratigraphic position: overlying the Harchies Fm. (base of the Late Albian) and underlying the Bracquegnies Fm. (Vraconian). |
| Thickness | 29 m in the Harchies pit. |
| Area of occurrence | Eastern and western parts of the Mons Basin. |
| Type locality | Pit n°1 at Harchies (between 122.75 m and 151.50 m); see Marlière (1936a, b, 1946). |
| Alternative names | |
| Authors | Robaszynski, F., Dhondt, A.V. & Jagt, J.W.M. |
| Date | 01/01/2001 |
| Cite as | Robaszynski, F., Dhondt, A.V. & Jagt, J.W.M., 2001. The Catillon Formation, 01/01/2001. National Commission for Stratigraphy Belgium. http://ncs.naturalsciences.be/lithostratigraphy/Catillon-Formation |
