The BGS Lexicon of Named Rock Units — Result Details

Morston Formation

Computer Code: MORS Preferred Map Code: notEntered
Status Code: Full
Age range: Ipswichian Stage (QI) — Ipswichian Stage (QI)
Lithological Description: Interglacial raised beach deposits, gravel of rounded flint cobbles and pebbles overlying finely laminated mud. Pollen from the finely laminated mud suggests warm climate conditions.
Definition of Lower Boundary: Rests upon till of the Lowestoft Formation.
Definition of Upper Boundary: Overlain by till of the Holderness Formation.
Thickness: c.2.3m
Geographical Limits: The coast of north Norfolk.
Parent Unit: British Coastal Deposits Group (COAS)
Previous Name(s): Morston Member (-3559)
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Section  Raised beach at Morston. Gale et al., 1988. 
Reference(s):
Lewis, S G. 1999. Eastern England. 10-27 in Bowen D Q (editor), A revised correlation of Quaternary deposits in the British Isles. Geological Society Special Report, 23. [London: Geological Society.] 
Gale, S, Hoare, P G, Hunt, C O and Pye, K. 1988. The Middle and Upper Quaternary deposits at Morston, north Norfolk, UK. Geological Magazine, Vol.125, 521-533. 
Gallois, R W. 1978. The Pleistocene history of West Norfolk. Bulletin of the Geological Society of Norfolk, Vol.30, 3-38. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
E130