Code
SLDND
Status
Formal (Van Adrichem Boogaert & Kouwe 1993).
Lithologische beschrijving
Light-grey massive sandstone sequence, fine to coarse-gravelly, fining upward, lignitic.
Afzettingsmilieu
Distributary-channels in a lower-coastal-plain setting.
Definitie ondergrens
Conformably overlie the flood-plain deposits of the Alblasserdam Member. In the type section the unit unconformably overlies the Aalburg Formation.
Definitie bovengrens
Conformably overlain by the organic rich claystones of the Rodenrijs Member.
Dikte indicatie
Generally less than 145 m, but up to 320 m in Q13-04.
Geografische verbreiding
Regionale correlatie
UK: Cromer Knoll Group - Humber Group; GER: ?; BEL: -.
Ouderdom
Valanginian.
Holostratotype
Well:
Depth (thickness) AH:
2224 - 2256 m (32 m)
Parastratotype
Well:
Depth (thickness) AH:
674 - 741 m (67 m)
Oorsprong naam
Named after the city of Delft.
Vorige benaming(en)
None.
Gereviewed door (datum)
Sander Houben (2017).
Referenties
Van Adrichem Boogaert, H.A. & Kouwe, W.F.P. 1993. Stratigraphic nomenclature of The Netherlands; revision and update by RGD and NOGEPA, Section G, Upper Jurassic and Lower Cretaceous. Mededelingen Rijks Geologische Dienst, 50, 1-80..
Cite as
TNO-GDN ([YEAR]). Delft 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/delft-sandstone-member.