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5.44. Blaton Formation – BLA

 

Authors: Bouckaert et al., 1961; Paproth et al., 1983; Hennebert 1999.

Description: Black shales, sometimes calcareous or siliceous. Some beds of argillaceous limestone, calcareous shales and siliceous shales.

Stratotype: Canal Nimy – Péronnes, "Mont des Groseilliers" cutting, 1400 m east of Blaton.

Area: Western HSA, at least from Péruwelz to Fleurus.

Thickness: 54 m in the Blaton area.

Age: Late Warnantian (Presence of Goniatites striatus).