The BGS Lexicon of Named Rock Units — Result Details

Morecambe Bay Formation

Computer Code: MOBAY Preferred Map Code: notEntered
Status Code: Full
Age range: Devensian Stage (QD) — Devensian Stage (QD)
Lithological Description: Glaciofluvial and glaciolacustrine sediments including sand, silt and laminated clay with subordinate gravel.
Definition of Lower Boundary: Overlies extensive deposits of till probably equivalent of the Kirkham Glacigenic Formation (Irish Sea Coast Glacigenic Subgroup).
Definition of Upper Boundary: Gradational with overlying post-glacial sequence of clay, silt and sand.
Thickness: 0 to 18m
Geographical Limits: Cumbria, offshore in Morecambe Bay.
Parent Unit: Irish Sea Coast Glacigenic Subgroup (ISCG)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Section  Offshore boreholes in Morecambe Bay. Knight, 1977. 
Reference(s):
Knight, J K. 1977. Morecambe Bay feasibility study - sub-surface investigations. Quarterly Journal of Engineering Geology, Vol.10. 303-320. 
Thomas, G S P. 1999. Northern England. 91-98 in Bowen, D Q (Editor), A revised correlation of Quaternary and Neogene 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