«Grenzdolomit» (Schinznach-Fm.)

Representation and status

Color CMYK

(0%,24%,63%,4%)

Color RGB

R: 245 G: 185 B: 90

Rank

lithostratigraphic Bed

Validity

Unit is in Use

Status

incorrect name (though informally used)

Nomenclature

Deutsch

«Grenzdolomit» (Schinznach-Fm.)

Français

«Grenzdolomit» (Fm. de Schinznach)

Italiano

«Grenzdolomit» (Fm. di Schinznach)

English

«Grenzdolomit» (Schinznach Fm.)

Historical Variants

der Grenzdolomit (Disler 1914 S.77, Merki 1961, Fischer et al. 1971), Dolomie limite (BRGM-Doubs)

Description

Description

Dachbank der Schinznach-Formation, bestehend aus gebanktem, feinkörnigem Dolomit mit Rauhwacken.

Thickness

2 - 4 m, stark schwankend (Fischer et al. 1971)

Hierarchy and sequence

Superordinate unit

• Asp-Member

Units at roof

• Bänkerjoch-Formation (Gipskeuper)

Age

Age at top

• Ladinian

Age at base

• Ladinian

Palaenography and tectonic

• Triassic of the Jura Mountains

Paleogeography

Northern Tethyan Carbonate Platform :
Plateforme de Bourgogne, ... = Northern Tethyan Carbonate Platform (NTCP)

Tectonic unit (resp. main category)

• Jura :
  Juragebirge

Kind of protolith

• sedimentary

Metamorphism

non metamorphic