Klettgau Formation

Klettgau Formation
Stratigraphic range: Carnian-Rhaetian
~235–202 Ma
TypeGeological formation
Unit ofKeuper
Sub-unitsErgolz, Gansingen, Berlingen, Seebi, Gruhalde & Belchen Members
UnderliesStaffelegg Formation
OverliesBänkerjoch Formation
Thickness30–60 m (98–197 ft)
locally up to 75 m (246 ft)
Lithology
PrimaryMudstone, marl
OtherDolomite, sandstone
Location
Coordinates47°42′N 8°30′E / 47.7°N 8.5°E / 47.7; 8.5
Approximate paleocoordinates35°12′N 10°42′E / 35.2°N 10.7°E / 35.2; 10.7
RegionAargau, Schaffhausen
CountrySwitzerland
Type section
Named forKlettgau
Named byJordan et al.
LocationSeebi quarry
Year defined2016
Klettgau Formation is located in Switzerland
Klettgau Formation
Klettgau Formation
Klettgau Formation (Switzerland)

The Klettgau Formation is a geological formation in Switzerland. It is Late Triassic in age, covering most of the mid to late Norian, the Carnian, and into the Rhaetian, spanning a period of 26-30 million years.[1]