Computer Code: |
THOPN |
Preferred Map Code: |
notEntered |
Status Code: |
Pending Upgrade |
Age range: |
Quaternary Period (Q)
— Quaternary Period (Q) |
Lithological Description: |
Comprises 20 to 30 m of shelly sands with thin clay laminae. |
Definition of Lower Boundary: |
none recorded or not applicable
|
Definition of Upper Boundary: |
none recorded or not applicable
|
Thickness: |
20 to 30 m. |
Geographical Limits: |
none recorded or not applicable
|
Parent Unit: |
Red Crag Formation (RCG)
|
Previous Name(s): |
none recorded or not applicable
|
Alternative Name(s): |
none recorded or not applicable
|
Stratotypes: |
Type Section |
BGS registered borehole TM46SE37 [TM 471 622], Aldeburgh-Sizewell transect, from -13.3 to -34.3 m OD (Zalasiewicz et al., 1988). |
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. |
Zalasiewicz, J A, Mathers, S J, Hughes, M J, Gibbard, P L, Peglar, S M, Harland, R, Nicholson, R A, Boulton, G S, Cambridge, P and Wealthall, G P. 1988. Stratigraphy and palaeoenvironments of the Red Crag and Norwich Crag formations between Aldeburgh and Sizewell, Suffolk, England. Philosophical Transactions of the Royal Society of London, Vol.B322, 221-272. |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
none recorded or not applicable |