The BGS Lexicon of Named Rock Units — Result Details

Eem Formation

Computer Code: EE Preferred Map Code: notEntered
Status Code: Pending Upgrade
Age range: Marine Isotope Stage 5e (QMIS005E) — Marine Isotope Stage 5a (QMIS005A)
Lithological Description: Fine- to medium-grained shelly marine sands/intertidal or shallow sub-tidal in north west Flemish Bight with interbeds of clay.
Definition of Lower Boundary: At type locality overlies Saalian glacial till. In Flemish Bight, overlies Lower and Middle Pleistocene formations (unconformably).
Definition of Upper Boundary: At type locality, overlain by Weichselian periglacial sands (Twente Formation). In Flemish Bight, is overlain by Twente Formation, Brown Bank Formation (early Weichselian brackish-marine clays) or Holocene sands.
Thickness: 15.71 metres. Lateral variations 5 - 30 metres. Maximum 30 metres in Flemish Bight Sheet.
Geographical Limits: Not defined.
Parent Unit: California Glacigenic Group (CALIF)
Previous Name(s): Eemstelsel (-1523)
Alternative Name(s): none recorded or not applicable
Stratotypes:
none recorded or not applicable
Reference(s):
Zagwijn, W H and Staalduinen, C J van den. 1960. "In" Toelichting Bij Geologische Overzichtskaarten Van Nederland. Rijks Geologische Denst. 
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. 
Zagwijn, W H. 1961. Vegetation, Climate and Radiocarbon Datings in the Late Pleistocene of the Netherlands, Part 1. Eemian and early Weichselian. Meded Geological Stichting, N S. Vol. 14, 15-45. 
Cameron, T D J, Crosby, A, Balson, P S, Jeffery, D H, Lott, G K, Bulat, J, and Harrison, D J. 1992. United Kingdom offshore regional report: the geology of the southern North Sea. (London: HMSO for the British Geological Survey.) 
Gatliff, R W, Richards, P C, Smith, K, Graham, C C, McCormac, M, Smith, N J P, Long, D, Cameron, T D J, Evans, D, Stevenson, A G, Bulat, J, and Ritchie, J D. 1994. United Kingdom offshore regional report: the geology of the central 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