The BGS Lexicon of Named Rock Units — Result Details

St Andrews Bay Member

Computer Code: FHA Preferred Map Code: notEntered
Status Code: Pending Upgrade
Age range: Holocene Epoch (QH) — Holocene Epoch (QH)
Lithological Description: Varies from pebbly muddy sands, and silty muds to interlaminated silts and muds.
Definition of Lower Boundary: Base of unit unconformably overlies all pre-existing sediments.
Definition of Upper Boundary: Top of unit unconformably overlain by seabed sediments.
Thickness: c.23 metres.
Geographical Limits: Not defined.
Parent Unit: Forth Formation (FH)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
none recorded or not applicable
Thomson, M E, and Eden, R A. 1977. Quaternary deposits of the central North Sea, 3. The Quaternary sequence in the west-central North Sea. Report of the Institute of Geological Sciences, No. 77/12. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
none recorded or not applicable