TABLE OF STRATA 



Recent. 

 Pleistocene. 



Tertiary 



Peat and River Alluvium. 



Plateau Gravels : Valley Gravels and 



Brick-Earth. 



' Pliocene \ Absent from the Isle of Wight. 

 Miocene / 



f Marine, Corbula 



Oligocene 



Eocene 



Hamstead 



Freshwater & 



L Estuarine. 

 r Bembridge 

 Bembridge J Marls 

 Beds "i Bembridge 



L Limestone 



Osborne and St. Helen's Beds. 

 Upper. Fresh- 

 water and 

 Brackish 

 Middle. 



Marine 



Lower. Fresh- 

 water and 

 Brackish 



Headon 

 Beds 



Barton \ 

 Beds/ 



Barton Sand. 

 Barton Clay. 



Bracklesham Beds. 



Bagshot Sands 



London Clay 



Plastic Clay (Reading Beds) 



