Obere Sandsteinzone (der OMM)

Representation and status

Color CMYK

N/A

Color RGB

R: 125 G: 125 B: 125

Rank

lithostratigraphic unit

Validity

Unit is not in Use

Status

obsolete term (disused)

Nomenclature

Deutsch

Obere Sandsteinzone (der OMM)

Français

Obere Sandsteinzone (der OMM)

Italiano

Obere Sandsteinzone (der OMM)

English

Obere Sandsteinzone (der OMM)

Origin of the Name

Sandsteinabfolge im mittlerenTeil der OMM (zwischen Bisig- bzw. Safenwil-Muschelsandstein und «Basiskonglomerat des Helvétien»).

Historical Variants

Obere Sandsteinzone (Büchi 1957, Gerber & Wanner 1984), Obere burdigale Sandsteinzone (Büchi 1958 S.102), obere Sandsteinzone (Bitterli et al. 2011), Sandstone succession = obere Sandsteinzone (Jost et al. 2016)

Description

Thickness

15-20 m im Norden, 40-60 m im Süden (Büchi 1957, Kt. Aargau) ; 90-130 m Bitterli et al. 2011) ; 70-200 m (Jost et al. 2016)

Hierarchy and sequence

Subordinate units

• «Quarzitnagelfluh»

Geography

Point of interest

• Teuffegrabe (AG)
  Site particularities
  • typische Fazies
  Site accessibility
  • Bachprofil
  Coordinates
  • (2651250 / 1236350)
  Note
  • Jost et al. 2016 Fig.3

References

Definition

Büchi U. P. (1957) : Zur Gliederung des Burdigalien im Kanton Aargau. Bull. Ver. Schweiz. Petrol.-Geol. und - Ing. 23, 33-40

Definition

Jost Jürg, Kempf Oliver, Kälin Daniel (2016) : Stratigraphy and palaeoecology of the Upper Marine Molasse (OMM) of the central Swiss Plateau. Swiss J. Geosc. 109/2, 149-169

p.157: A thick unit of predominantly medium-grained, greybrownish sandstone with few discrete Alpine pebble layers or thin pebble sheets higher-up follows above the Staffelbach-Grobsandstein. The frequently parallel-laminated or low-angle cross-bedded sandstone may be weakly cemented or shows solid beds.