Computer Code: |
CWGR |
Preferred Map Code: |
notEntered |
Status Code: |
Pending Upgrade |
Age range: |
Early Pleistocene (QPE)
— Mid Pleistocene (QPM) |
Lithological Description: |
Gravel. |
Definition of Lower Boundary: |
none recorded or not applicable
|
Definition of Upper Boundary: |
none recorded or not applicable
|
Thickness: |
none recorded or not applicable
|
Geographical Limits: |
BGS 1:50 000 Sheet E255 (Beaconsfield). |
Parent Unit: |
Sudbury Formation (SBRY)
|
Previous Name(s): |
none recorded or not applicable
|
Alternative Name(s): |
none recorded or not applicable
|
Stratotypes: |
Type Section |
Chorleywood [TQ 023 953] (Bridgland, 1994). |
Reference(s): |
McMillan, A A, Hamblin, R J O, and Merritt, J W. 2011. A lithostratigraphical framework for onshore Quaternary and Neogene (Tertiary) superficial deposits of Great Britain and the Isle of Man. British Geological Survey Research Report, RR/10/03. 343pp. |
Bridgland, D R (editor). 1994. Quaternary of the Thames. (London: Chapman Hall.) |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
E255
|