Z3 Main Anhydrite Member

Code
ZEZ3A
Status
Formal (NAM & RGD 1980). Amended (Van Adrichem Boogaert & Kouwe 1994).
Lithologische beschrijving

The Z3 Main Anhydrite Member is generally developed as a relatively pure anhydrite body, but it can contain a large number of dolomitic or claystone intercalations.

Afzettingsmilieu

Playa - sabkha (?).

Definitie ondergrens

Boundary with the underlying Grey Salt Clay Member.

Definitie bovengrens

Boundary with the overlying Z3 Salt or Red Salt Clay members.

Dikte indicatie
Varies from several m to locally over 100 m.
Geografische verbreiding
Regionale correlatie
UK: Hauptanhydrit Formation; GER: Leine Anhydrit & Hauptanhydrit; BEL: Z3 Main Anhydrite Member.
Ouderdom
late Wuchiapingian.
Holostratotype
Well:
Depth (thickness) AH:
1281 - 1283 m (2 m)
Oorsprong naam
None.
Vorige benaming(en)
None.
Gereviewed door (datum)
Mark Geluk (2017).
Referenties
NAM & RGD 1980. Stratigraphic nomenclature of The Netherlands. Verhandelingen van het Koninklijk Nederlands Geologisch Mijnbouwkundig Genootschap 32, 77 p.
Van Adrichem Boogaert, H.A. & Kouwe, W.F.P. 1994. Stratigraphic nomenclature of The Netherlands; revision and update by RGD and NOGEPA, Section D, Permian. Mededelingen Rijks Geologische Dienst, 50, 1-42.
Cite as
TNO-GDN ([YEAR]). Z3 Main Anhydrite Member. In: Stratigraphic Nomenclature of the Netherlands, TNO – Geological Survey of the Netherlands. Accessed on [DATE] from https://www.dinoloket.nl/en/stratigraphic-nomenclature/z3-main-anhydrite-member.