The information on this page is a summary description. The full formal description is available here: Lanaye Member Abbreviation Parent unit Gulpen Formation Child units Lithological description White, fine-grained chalks with irregular light to dark blue-grey flint nodules; west of River Maas with 23 flint bands, east of river bedding the Lixhe Member is absent...
The information on this page is a summary description. The full formal description is available here: Maastricht Formation Abbreviation MAA Parent unit Chalk group Child units Valkenburg Member, Gronsveld Member, Schiepersberg Member, Emael Member, Nekum Member, Meerssen Member, Lonzéee Member Lithological description Six members are distinguished, as follows from the base to the top: –...
The information on this page is a summary description. The full formal description is available here: Valkenburg Member Abbreviation Parent unit Maastricht Formation Child units Lithological description Poorly indurated, white-yellowish to yellowish grey, fine- to coarse-grained “chalk” with greyish brown flint nodules of varying size in the west. In the east, sequence changes into alternation...
The information on this page is a summary description. The full formal description is available here: Gronsveld Member Abbreviation Parent unit Maastricht Formation Child units Lithological description Poorly indurated, white- yellowish to yellowish grey, fine to coarse-grained “chalk”. In its lower portion, small, light to dark greyish brown flint nodules of varying size and shape,...
The information on this page is a summary description. The full formal description is available here: Gemmenich Member Abbreviation Parent unit Vaals Formation Child units Lithological description Age Thickness Area of occurrence Type locality 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.,...
The information on this page is a summary description. The full formal description is available here: Schiepersberg Member Abbreviation Parent unit Maastricht Formation Child units Lithological description Poorly indurated, white yellowish, fine- to coarse-grained, homogeneous “chalk” with numerous regular beds and randomly distributed, light-grey to bluish-grey flint nodules. Homogeneous “chalk” changes towards the east into...
The information on this page is a summary description. The full formal description is available here: Vaalsbroek Member Abbreviation Parent unit Vaals Formation Child units Lithological description Age Thickness Area of occurrence Type locality 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.,...
The information on this page is a summary description. The full formal description is available here: Emael Member Abbreviation Parent unit Maastricht Formation Child units Lithological description Poorly indurated white-yellowish and yellowish-brown, fine- to coarse-grained, homogeneous “chalk”, in its lower portion with numerous light grey flint nodules; typical are large, regular flat and pipe-shaped flint...
The information on this page is a summary description. The full formal description is available here: Beusdal Member Abbreviation Parent unit Vaals Formation Child units Lithological description Age Thickness Area of occurrence Type locality 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.,...
The information on this page is a summary description. The full formal description is available here: Nekum Member Abbreviation Parent unit Maastricht Formation Child units Lithological description Poorly indurated, white yellowish, coarse-grained, homogeneous “chalk”, in its lower part with few randomly distributed greyish brown flint nodules. Locally with coarse-grained fossil hash lenses and beds. Age...
