«Oeningien moyen»

Representation and status

Color CMYK

(0%,0%,0%,100%)

Rank

lithostratigraphic unit

Validity

Unit is in Use

Status

incorrect name (though informally used)

Nomenclature

Deutsch

«Mittleres Oeiningien»

Français

«Oeningien moyen»

Italiano

«Oeningiano medio»

English

«Middle Oeningian»

Historical Variants

Oehningien moyen (Kübler 1962)

Hierarchy and sequence

Units at roof

• «Oehningien supérieur»

Age

Age at top

• Serravallian

Age at base

• Serravallian

Geography

Geographical extent

Le Verger, La Jaluse.

Type area

vallée du Locle (NE)

Palaenography and tectonic

• OSM-J

Tectonic unit (resp. main category)

• Molasse du Jura

Kind of protolith

• sedimentary

References

Definition

Kübler Bernard (1962) : Etude de l'Oehningien (Tortonien) du Locle (Neuchâtel, Suisse). Bull. Soc. Sci. Nat. Neuchâtel 85, 5–42

Oehningien moyen:

- Faciès très fin, craies blanches et bleues, calcite uniquement, Sr: 600 ppm.

- Grands bancs microrythmés faibles, intercalations marneuses, tourbeuses, Sr: 1500 ppm.

- Complexe marneux-tourbeux, montmorillonites, attapulites, localement kaolinites, Sr: 1800 ppm.