Z4 Fringe Sandstone Member

Formal (Van Adrichem Boogaert & Kouwe 1994).
Lithological description

Fine- to medium-grained sandstones, cemented with calcitic and dolomitic cements.

Depositional setting

Shallow marine with tidal influences (Geluk et al. 1996).

Definition of lower boundary

Not yet defined.

Definition of upper boundary

Not yet defined.

Thickness indication
60 m in the Netherlands, expanding to 100 m in the UK.
Geographical distribution
Regional correlation
UK: Hewet Sandstone Formation; GER: ?; BEL: Z4 Fringe Sandstone Member.
latest Wuchiapingian - earliest Changhsingian.
Depth (thickness) AH:
1797 - 1856 m (59 m)
Origin of name
Previous name(s)
Reviewed by (date)
Mark Geluk (2017).
Van Adrichem Boogaert, H.A. & Kouwe, W.F.P. 1994. Stratigraphic nomenclature of The Netherlands; revision and update by RGD and NOGEPA, Section D, Permian. Mededelingen Rijks Geologische Dienst, 50, 1-42.
Geluk, M.C., Plomp, A.N., Van Doorn, Th.H.M. 1996. The development of the Permo- Triassic succession in the basin fringe area, southern Netherlands. In: Rondeel, H.E., Batjes, D.A.J., Nieuwenhuijs, W.H. (eds.),Geology of gas and oil under the Netherlands, Royal Geolological and Mining Sociecty KNGMG, Kluwer Academic Press, 57-78.
Cite as
TNO-GDN ([YEAR]). Z4 Fringe Sandstone Member. In: Stratigraphic Nomenclature of the Netherlands, TNO – Geological Survey of the Netherlands. Accessed on [DATE] from https://www.dinoloket.nl/en/stratigraphic-nomenclature/z4-fringe-sandstone-member.