Code
RNROU
Status
Formal (NAM & RGD 1980).
Lithological description
Red-brown and grey to violet, silty, anhydritic, dolomitic, argillaceous succession. Towards basin-fringe, intercalated sandstones appear. Dolomitic beds in the uppermost part.
Depositional setting
Evaporitic mudflat.
Definition of lower boundary
Not yet defined.
Definition of upper boundary
Not yet defined.
Thickness indication
Up to 230 m.
Geographical distribution
Regional correlation
UK: Röt Formation; GER: Röt Formation; BEL: Upper Röt Claystone Member.
Age
early Anisian.
Holostratotype
Well:
Depth (thickness) AH:
3650 - 3749 m (99 m)
Parastratotype
Well:
Depth (thickness) AH:
2241 - 2316 m (75 m)
Origin of name
None.
Previous name(s)
None.
Reviewed by (date)
Johan ten Veen (2017).
References
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 Röt 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-rot-claystone-member.