The BGS Lexicon of Named Rock Units — Result Details

Ecton Member

Computer Code: ECTN Preferred Map Code: notEntered
Status Code: Full
Age range: Devensian Stage (QD) — Devensian Stage (QD)
Lithological Description: Gravel with sand, clay and, locally, peat.
Definition of Lower Boundary: Unconformable, commonly chanelled base, resting on bedrock surface.
Definition of Upper Boundary: At ground surface or at base of overlying alluvium.
Thickness: 0 to 4.5m
Geographical Limits: Nene Valley, Central England.
Parent Unit: Nene Valley Formation (NENE)
Previous Name(s): Floodplain gravels [Obsolete Name and Code: Use ECTN] (-2777)
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Area  Ecton, Northamptonshire. 
Reference(s):
Castledon, R. 1976. The floodplain gravels of the River Nene. Mercian Geologist, Vol.6, 33-47. 
Bowen, D Q. 1999. A revised correlation of Quaternary deposits in the British Isles. Geological Society Special Report, No. 23. 
Holyoak, D T and Seddon, M. 1984. Devensian and Flandrian fossiliferous deposits in the Nene Valley, Central England. Mercian Geologist, Vol.9, 127-150. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
E185