Code
RNRO1
Status
Formal (NAM & RGD 1980).
Lithological description
Alternation of anhydrite, halite and claystone beds.
Depositional setting
Restricted marine evaporite basin.
Definition of lower boundary
Not yet defined.
Definition of upper boundary
Not yet defined.
Thickness indication
From 30 m to over 150 m (Broad Fourteens and Central Netherlands basins). Up to 300 m (Dutch Central Graben).
Geographical distribution
Regional correlation
UK: Röt Halite Member; GER: Röt Formation; BEL: Main Röt Evaporite Member.
Age
early Anisian.
Holostratotype
Well:
Depth (thickness) AH:
3786 - 3929 m (143 m)
Parastratotype
Well:
Depth (thickness) AH:
2337 - 2447 m (110 m)
Parastratotype
Well:
Depth (thickness) AH:
1709 - 1761 m (52 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]). Main Röt Evaporite Member. In: Stratigraphic Nomenclature of the Netherlands, TNO – Geological Survey of the Netherlands. Accessed on [DATE] from https://www.dinoloket.nl/en/stratigraphic-nomenclature/main-rot-evaporite-member.