Extrusive rock

Code
XXE
Status
Informal (Van Adrichem Boogaert & Kouwe 1993).
Lithological description

Consists of (a.o.): (alkali) basalt, nephelinite, basanite.

Depositional setting

Extrusive igneous rocks.

Definition of lower boundary

Usually sharp.

Definition of upper boundary

Usually sharp.

Thickness indication
Up to 45 m.
Geographical distribution
Regional correlation
N/A
Age
Devonian - Late Cretaceous (Van Bergen & Sissingh 2007).
Type section
Well:
Not yet determined.
Depth (thickness) AH:
Not yet determined.
Origin of name
None.
Previous name(s)
None.
Reviewed by (date)
Geert-Jan Vis (2019).
References
Van Adrichem Boogaert, H.A. & Kouwe, W.F.P. 1993. Stratigraphic nomenclature of The Netherlands; revision and update by RGD and NOGEPA, Section G, Upper Jurassic and Lower Cretaceous. Mededelingen Rijks Geologische Dienst, 50, 1-80..
Van Bergen, M.J., Sissingh, W. 2007. Magmatism in the Netherlands: expression of the north-west European rifting history. In: Geology of the Netherlands. Eds: Wong, Th.E., Batjes, D.A.J., De Jager, J., Royal Netherlands Academy of Arts and Sciences, 197–221.
Cite as
TNO-GDN ([YEAR]). Extrusive rock. In: Stratigraphic Nomenclature of the Netherlands, TNO – Geological Survey of the Netherlands. Accessed on [DATE] from http://www.dinoloket.nl/en/stratigraphic-nomenclature/extrusive-rock.