The BGS Lexicon of Named Rock Units — Result Details

Westland Green Gravel

Computer Code: WGGR Preferred Map Code: symb
Status Code: Index Level
Age range: Pleistocene Epoch (QP) — Pleistocene Epoch (QP)
Lithological Description: Gravel variably sandy, clayey.
Definition of Lower Boundary: Erosional base on Tertiary-Cretaceous bedrock.
Definition of Upper Boundary: Terrace form.
Thickness: 1-5m
Geographical Limits: Thames Valley and southern East Anglia.
Parent Unit: Not Entered (?)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Area  Thames Valley: Goring and southern East Anglia. 
Reference(s):
Gibbard, P L, 1985. Pleistocene history of the Middle Thames Valley. (London: Cambridge University Press.) 
Hey, R W, 1966. Highly quartzose pebble gravels in the London Basin. Proceedings of the Geologists' Association, Vol.76, 403-420. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
E268