The BGS Lexicon of Named Rock Units — Result Details

Rudford Member

Computer Code: RDFD Preferred Map Code: symb
Status Code: Full
Age range: Pleistocene Epoch (QP) — Pleistocene Epoch (QP)
Lithological Description: Sand and gravel.
Definition of Lower Boundary: Generally interpreted as where fluvial deposits rest on bedrock or older superficial deposits.
Definition of Upper Boundary: The present day river terrace upper surface, which may be overlain by alluvium.
Thickness: Variable, up to 5 m thick.
Geographical Limits: The valley of the River Leadon.
Parent Unit: Glynch Valley Formation (GLVA)
Previous Name(s): Second (Worcester) Terrace Of The Severn (-1138)
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Area  The Rudford area of the Leadon Valley. The Rudford Member is correlated with the Worcester Member (formerly Second Terrace deposits) of the Severn Valley Formation (Maddy, 1999). 
Reference(s):
Worssam, B C, Ellison, R A and Moorlock, B S P. 1989. Geology of the country around Tewkesbury. Memoir of the British Geological Survey, Sheet 216 (England and Wales). 
Maddy, D. 1999. English Midlands Chapter 3 in Bowen, D Q (Editor), A revised correlation of the 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