The BGS Lexicon of Named Rock Units — Result Details

Lakenheath Member

Computer Code: LHTH Preferred Map Code: notEntered
Status Code: Full
Age range: Quaternary Period (Q) — Quaternary Period (Q)
Lithological Description: Quartz and quartzite-rich fluvial sands and gravels overlying Chalk bedrock. The gravels are distinguished from the Shouldram Thorpe Gravel Member by their difference in height.
Definition of Lower Boundary: Unconformable on Chalk bedrock.
Definition of Upper Boundary: Ground surface.
Thickness: Up to about 3m.
Geographical Limits: Restricted to area around Lakenheath.
Parent Unit: Shouldham Sand and Gravel Formation (SMSG)
Previous Name(s): River Terrace (Undifferentiated). (-4762)
Alternative Name(s): Bytham Sands And Gravels
Stratotypes:
Type Section  The summit of Maidscross Hill, Lakenheath Rose, 1987 
Reference(s):
Rose, J. 1987. Status of the Wolstonian glaciation in the British Quaternary. Quaternary Newsletter, Vol.53, 1-9. 
Bowen, D Q. 1999. A revised correlation of Quaternary deposits in the British Isles. Geological Society Special Report, No. 23. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
none recorded or not applicable