2.2.1. Herzeele Formation - Hz
Authors: Sommé, Paepe, Baeteman, Beyens, Cunat, Geeraerts, Hardy, Hus, Juvigné, Mathieu, Thorez & Vanhoorne,1978.
Description: Sands and clays with marine fauna and intercalated peat layers and soils built up to 10m above MSL in estuarine position along the Yzer river.
Stratotype: Herzeele (France) clay pit.
Area: North-western Belgium.
Age: Middle Pleistocene, Cromerian to Holsteinian.