Simplified Geology of Humber Region 4.
The fact that the Humber Estuary bisected the ‘Ferriby chalk’ escarpment has meant that the side of the Humber valley immediately east of the boulder clay ‘Cliffs’ has been an ideal location for quarrying the chalk rock. By driving a level-floored cutting into the valley side an increasingly deep wall of chalk was revealed and […]
Simplified Geology of Humber Region 4. Read More »