Computer Code: |
TAM |
Preferred Map Code: |
notEntered |
Status Code: |
Pending Upgrade |
Age range: |
Marine Isotope Stage 2 (QMIS002)
— Marine Isotope Stage 2 (QMIS002) |
Lithological Description: |
Soft to firm, to stiff, moderately to slightly plastic, pebbly and shelly, sandy, silty clay. Sand partings common, gravel also present. General till-like texture and moraine-like distribution. Underlain by a more uniform and geotechnically weaker clay unit.Lithologically variable, sandy, pebbly clay, shelly; overconsolidated - [generic description: Geol Soc Lond Special Publication Report 4, 2nd edition]. |
Definition of Lower Boundary: |
Lower boundary apparently conformable or disconformable on the Sperus Formation. |
Definition of Upper Boundary: |
Upper boundary is an erosional, partly winnowed surface, mantled by thin holocene sedimentation. |
Thickness: |
Up to 50 metres from seismic section. |
Geographical Limits: |
Not defined. |
Parent Unit: |
Reaper Glacigenic Group (REAP)
|
Previous Name(s): |
none recorded or not applicable
|
Alternative Name(s): |
none recorded or not applicable
|
Stratotypes: |
none recorded or not applicable |
Reference(s): |
Stoker, M S, Balson, P S, Long, D, and Tappin, D R. 2011. An overview of the lithostratigraphical framework for the Quaternary deposits on the United Kingdom continental shelf. British Geological Survey Research Report, RR/11/03. 48pp. |
Rise, L, Rokoengen, K, Skinner, A C, and Long, D. 1984. Nordlige Nordsjø. Kvartaergeologisk kart mellom 60°30’ og 62°N, og øst for 1°Ø (Northern North Sea. Quaternary geology map between 60°30’ and 62°N, and east of 1°E) M 1:500 000. Institutt for kontinentalsokkelundersøkelser (IKU), Norway. |
Johnson, H, Richards, P C, Long, D, and Graham, C C. 1993. United Kingdom offshore regional report: the geology of the northern North Sea. (London: HMSO for the British Geological Survey.) |
Cameron, T D J, and Holmes, R. 1999. The Continental Shelf. 125-139 in A revised correlation of Quaternary deposits in the British Isles. Bowen, D Q (editor). Special Report of the Geological Society of London, No. 23. |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
none recorded or not applicable |