This image was acquired from
wikimedia. It was marked as Public Domain or CC0 and is free to use. To verify, go to the source and check the information there.
Keywords from Image Description:
The Quarterly journal of the Geological Society of London . PROCEEDINGS OF THE GEOLOGICAL SOCIETY DcC and the molasse the beds of flyseh are exposed vertically in the syn clinal of the valley of Oberdorf This Dornbirn zone of nummulite and flyseh rocks is therefore the third parallel trough on the right bank of the Rhine reckoning