Code
NUBRAAST
Status
Formal (Westerhoff 2003).
Lithologische beschrijving
Dark brown sand, clayey, and clay, sandy. Micaceous, fossiliferous (rich Miocene fauna).
Afzettingsmilieu
Warm shallow marine.
Definitie ondergrens
Diffuse contact with warm shallow-marine sandy clay (Miste Bed, Breda Formation).
Definitie bovengrens
Sharp unconformable contact with fluvioglacial gravel (Schaarsbergen Member, Drente Formation). Unconformable contact with coarse lag at base of shallow-marine clay (Eibergen Member, Breda Formation).
Dikte indicatie
Up to 10 m.
Geografische verbreiding
Very local in the eastern Netherlands.
Regionale correlatie
North Sea: not present; UK: not present; GER: ?; BEL: not present.
Ouderdom
middle Miocene.
Type section
Well:
Not yet determined.
Depth (thickness) AH:
Not yet determined.
Oorsprong naam
Named after the estate of Stemerdink in the eastern Netherlands.
Vorige benaming(en)
None.
Gereviewed door (datum)
Sytze van Heteren (2019).
Referenties
Van den Bosch, M., Cadée, M.C., Janssen, A.W. 1975. Lithostratigraphical and biostratigraphical subdivision of Tertiary deposits (Oligocene-Pliocene) in the Winterswijk-Almelo region (eastern part of The Netherlands). Scripta Geologica 29, 1-167.
Westerhoff, W.E. 2003. Beschrijving lithostratigrafische eenheid. Nederlands Instituut voor Toegepaste Geowetenschappen TNO. Utrecht.
Cite as
TNO-GDN ([YEAR]). Stemerdink Bed. In: Stratigraphic Nomenclature of the Netherlands, TNO – Geological Survey of the Netherlands. Accessed on [DATE] from http://acc.dinoloket.nl/en/stratigraphic-nomenclature/stemerdink-bed.