Code
RNKPU
Status
Formal (NAM & RGD 1980).
Lithologische beschrijving
Predominantly grey, silty claystones and marls with streaks of fine-grained sandstone.
Afzettingsmilieu
Lacustrine.
Definitie ondergrens
Not yet defined.
Definitie bovengrens
Not yet defined.
Dikte indicatie
Up to 194 m.
Geografische verbreiding
Regionale correlatie
UK: Triton Formation; GER: Arnstadt Formation (Steinmergelkeuper); BEL: Upper Keuper Claystone Member.
Ouderdom
late Norian - earliest Rhaetian.
Holostratotype
Well:
Depth (thickness) AH:
2808 - 2845 m (37 m)
Parastratotype
Well:
Depth (thickness) AH:
1623 - 1628 m (5 m)
Oorsprong naam
None.
Vorige benaming(en)
None.
Gereviewed door (datum)
Johan ten Veen (2017).
Referenties
NAM & RGD 1980. Stratigraphic nomenclature of The Netherlands. Verhandelingen van het Koninklijk Nederlands Geologisch Mijnbouwkundig Genootschap 32, 77 p.
Cite as
TNO-GDN ([YEAR]). Upper Keuper Claystone Member. In: Stratigraphic Nomenclature of the Netherlands, TNO – Geological Survey of the Netherlands. Accessed on [DATE] from https://www.dinoloket.nl/en/stratigraphic-nomenclature/upper-keuper-claystone-member.