Über eine interessante Froststruktur im episodisch-solifluidal bewegten Boden während der Würmeiszeit

J.-H. Henke
A frost-kettle is described as situated in the eastern part of the town of Bielefeld and reaching about 3 m into green and red marl, which had been moved episodically during the Würm glaciation. The frost-kettle was filled with yellow sand and glacial rubble as well as 4 layers of brown sand with small particles of clay (2.5 cm thick), inserted at regular intervals into the yellow sand. The brown layers showed a frost-upheaval of...