Code
ATBR1
Status
Formal (NAM & RGD 1980).
Lithologische beschrijving
Marl/limestone alternation in which the number and thickness of limestone beds clearly increase toward the top. Just above the basal limestone beds a characteristic marlstone interval is found. On wire-line logs the unit is recognisable by a clear overall funnel shape.
Afzettingsmilieu
Shallow marine.
Definitie ondergrens
Not yet defined.
Definitie bovengrens
Not yet defined.
Dikte indicatie
Up to 128 m.
Geografische verbreiding
Regionale correlatie
UK: West Sole Group; GER: Dogger Group; BEL: -.
Ouderdom
latest Bajocian - early Bathonian.
Holostratotype
Well:
Depth (thickness) AH:
2095 - 2154 m (59 m)
Parastratotype
Well:
Depth (thickness) AH:
1665 - 1746 m (81 m)
Oorsprong naam
None.
Vorige benaming(en)
None.
Gereviewed door (datum)
Sander Houben (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]). Lower Brabant Limestone Member. In: Stratigraphic Nomenclature of the Netherlands, TNO – Geological Survey of the Netherlands. Accessed on [DATE] from https://www.dinoloket.nl/en/stratigraphic-nomenclature/lower-brabant-limestone-member.