Geosciences Working Group


Thursday, 09. March 2017 - 19:20 Uhr s.t.
MARUM I Raum 0180
PD Dr. Jens Lehmann


Tongrube Alstätte




Alstätte – Ein Langzeit-Forschungsprojekt über die frühe Kreidezeit in Norddeutschland

Alstätte – A long-term research project about the early Cretaceous in North Germany
Lecturers: PD Dr. Jens Lehmann & Dieter von Bargen

During the Cretaceous period there have been several times with a lowered oxygen content in the seas and oceans. Sedimentation of sapropels is known nowadays as dark claystone, also called black shale. This talk reports about the ongoing research in Westphalia of the Geosciences Collection that is focusing on one of these events, taking place about 120 million years before present.



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