Wealden

views updated May 08 2018

Wealden The name given to a sequence of freshwater deposits in the British pre-Aptian Cretaceous System. In Sussex and Kent the Wealden consists of two major sedimentary units: the Hastings Beds Group and the Weald Clay Group. The former is the lower and more sandy unit, whereas the latter is mud-dominated. The name should not be confused with Wealdien.

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