The BGS Lexicon of Named Rock Units — Result Details

Grendon Member

Computer Code: GREN Preferred Map Code: notEntered
Status Code: Full
Age range: Pleistocene Epoch (QP) — Pleistocene Epoch (QP)
Lithological Description: Fluviatile gravel with sand.
Definition of Lower Boundary: Unconformable, commonly channelled base, resting on bedrock surface.
Definition of Upper Boundary: Ground surface.
Thickness: 0 to 7.6m
Geographical Limits: Nene Valley, Central England.
Parent Unit: Nene Valley Formation (NENE)
Previous Name(s): Second Terrace Gravels (-2213)
Alternative Name(s): none recorded or not applicable
Type Area  Grendon, Northamptonshire. 
Bowen, D Q. 1999. A revised correlation of Quaternary deposits in the British Isles. Geological Society Special Report, No. 23. 
Castleden, R. 1980. The second and third terrace of the River Nene. Mercian Geologist, Vol.8, 29-46. 
1:50K maps on which the lithostratigraphical unit is found, and map code used: