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 . PROF LAPWORTH ON THE GIRVAN SUCCESSION Fig Typical Section of the Strata of Benan Bum SE Ac Green Conglomerate of Benan Hill Ab Stincbar Calcareous group Ab Did mogr apt usshales Ab Compact Limestones Ab Maclureaheds Ab Orthisconfinis Flags Aa Kirkland group