| Computer Code: |
LTIL |
Preferred Map Code: |
notEntered |
| Status Code: |
Full |
| Age range: |
Anglian Stage (QA)
— Anglian Stage (QA) |
| Lithological Description: |
Comprises olive-grey, sandy, silty clay with scattered lithic clasts. The matrix is largely composed of reconstituted Kimmeridge Clay and the clasts consist of subangular to subrounded fragments of chalk, flint, older Mesozoic limestones and sandstones, and quartz and quartzite pebbles. |
| Definition of Lower Boundary: |
none recorded or not applicable
|
| Definition of Upper Boundary: |
Overlain by the Oulton Clay Member (OULT). |
| Thickness: |
none recorded or not applicable
|
| Geographical Limits: |
Norfolk. |
| Parent Unit: |
Lowestoft Formation (LOFT)
|
| Previous Name(s): |
Lowerstoft Till [Obsolete Name and Code: Use LTIL]
(-4173)
|
| Alternative Name(s): |
none recorded or not applicable
|
| Stratotypes: |
| Type Section |
Cliff sections at Corton [TM 546 968], Norfolk (Moorlock et al., 2000a). Recognised as the stratotype for the Anglian Stage, correlated with MIS 12 (see Lewis, pp. 19-20 in Bowen, 1999). |
| Reference(s): |
| McMillan, A A, Hamblin, R J O, and Merritt, J W. 2011. A lithostratigraphical framework for onshore Quaternary and Neogene (Tertiary) superficial deposits of Great Britain and the Isle of Man. British Geological Survey Research Report, RR/10/03. 343pp. |
| Arthurton, R S, Booth, S J, Morigi, A N, Abbott, M A W, and Wood, C J. 1994. Geology of the country around Great Yarmouth, Sheet Memoir 162, British Geological Survey. [London: HMSO.] 138pp. |
| Banham, P H. 1971. Pleistocene beds at Corton, Suffolk. Geological Magazine, Vol. 108, 281-285. |
| Lee, J R, Booth, S J, Hamblin, R J O, Jarrow, A M, Kessler, H, Moorlock, B S P, Morigi, A N, Palmer, A, Riding, J B and Rose, J. 2004. A new stratigraphy for the glacial deposits around Lowestoft, Great Yarmouth, North Walsingham and Cromer, East Anglia, UK. Bulletin of the Geological Society of Norfolk, Vol.53, 3-60. |
| 1:50K maps on which the lithostratigraphical unit is found, and map code used: |
|
E162
E175
E176
E190
E191
|
