| Computer Code: |
BARO |
Preferred Map Code: |
BR |
| Status Code: |
Full |
| Age range: |
Eocene Epoch (GE)
— Eocene Epoch (GE) |
| Lithological Description: |
Very fine-grained glauconitic sandstone. |
| Definition of Lower Boundary: |
Incoming of glauconitic and concretionary sandstone at the top of the silty clay coarsening upward sequence attributed to Division B (of London Clay) by King (1981). |
| Definition of Upper Boundary: |
Erosive contact at the base of the silty clays of Division C (of London Clay), King (1981). |
| Thickness: |
2-3m |
| Geographical Limits: |
Eastern Hampshire Basin in the vicinity of Portsmouth and Bognor Regis. |
| Parent Unit: |
London Clay Formation (LC)
|
| Previous Name(s): |
none recorded or not applicable
|
| Alternative Name(s): |
none recorded or not applicable
|
| Stratotypes: |
| Type Section |
Foreshore exposure and intertidal reef at Bognor Regis |
| Reference(s): |
| King, C. 1981. The stratigraphy of the London Clay and associated deposits. Tertiary Research Special Paper No.6. (Backhuys: Rotterdam). |
| Venables, E M. 1962. The London Clay of Bognor Regis. Proceedings of the Geologists' Association, Vol.72, 245-272. |
| 1:50K maps on which the lithostratigraphical unit is found, and map code used: |
| none recorded or not applicable |
