Upper Röt Claystone Member

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
Depth (thickness) AH:
3650 - 3749 m (99 m)
Parastratotype
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 http://acc.dinoloket.nl/en/stratigraphic-nomenclature/upper-rot-claystone-member.