Brabant Member

The information on this page is a summary description.
The full formal description is available here: Brabant Member

Abbreviation
Parent unit Gembloux Formation
Child units
Lithological description The member starts with the Nagelbeek Tongued Horizon (NTH), a typical cryoturbated horizon found across all the Belgian loess belt (Gullentops, 1954; Haesaerts et al., 1981, 1997; Van Vliet-Lanoë, 1992). The NTH is covered by calcareous powdery loess, slightly cohesive when dry. The top of the member is strongly decalcified and weathered by the Holocene Luvisol. The decalcification limit is often very sharp. The Brabant Member presents a widespread plateau facies (Kesselt sub-member), characterised by unstratified homogeneous loess, and a slope facies (Obrecheuil (2) sub-member), observed in Maisières-Canal (Haine Basin) and characterised by a mixing of loess, slope deposits (loam) and sandy deposits from a lateral tributary of the Haine river (Haesaerts, 1974, 2004; Haesaerts & de Heinzelin, 1979).
Age Upper Pleistocene – upper part of Weichselian late pleniglacial (upper part of MIS 2).
Thickness
Area of occurrence Middle Belgium, on plateau and slopes.
Type locality Kesselt (Nelissen brickyard quarry; 50°50’13”N / 5°37’12”E). Paratype: Eben-Emael (western and eastern walls of the CBR chalk quarry at Romont, respectively at 50°47’27”N / 5°38’37”E and 50°47’08”N / 5°39’27”E);- Harmignies (Omya Benelux chalk quarry and CBR chalk quarry; respectively at 50°25’08”N / 4°00’35”E and 50°25’13”N / 4°00’56”E);- Maisières (north-eastern bank of the Canal du Centre; 50°27’30”N / 3°59’30”E).
Alternative names
Authors Haesaerts, P., Pirson, S. & Meijs, E.
Date 07/12/2011
Cite as Haesaerts, P., Pirson, S. & Meijs, E., 2011. The Brabant Member, 07/12/2011. National Commission for Stratigraphy Belgium. http://ncs.naturalsciences.be/lithostratigraphy/Brabant-Member

Quaternary

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