G3Dv2_ 0400, appearance of basic Chalk, incl. Fm van Houthem

The occurrence limit of the base of the Cretaceous, including Fm van Houthem, shows where the sediments occur, at least where they are modeled. The Geological 3D model was drawn up in the framework of the management agreement of the Flemish government with VITO, under the name VLAKO, on behalf of the department LNE - Department of Land and Soil Protection, Subsurface, Natural Resources.