| Computer Code: |
WBDS |
Preferred Map Code: |
notEntered |
| Status Code: |
Index Level |
| Age range: |
Pastonian Stage (QS)
— Pastonian Stage (QS) |
| Lithological Description: |
Rounded flint gravels. |
| Definition of Lower Boundary: |
none recorded or not applicable
|
| Definition of Upper Boundary: |
none recorded or not applicable
|
| Thickness: |
none recorded or not applicable
|
| Geographical Limits: |
East Anglia, outcrop area of the Norwich Crag Formation (NCG). |
| Parent Unit: |
Norwich Crag Formation (NCG)
|
| Previous Name(s): |
none recorded or not applicable
|
| Alternative Name(s): |
none recorded or not applicable
|
| Stratotypes: |
| none recorded or not applicable |
| 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. |
| Gibbard, P L, and Zalasiewicz, J A (editors). 1988. The Pliocene-Middle Pleistocene of East Anglia, Field Guide. Quaternary Research Association, Cambridge. |
| Hamblin, R J O, Moorlock, B S P, Booth, S J, Jeffery, D H and Morigi, A N. 1997. The Red Crag and Norwich Crag formations in eastern Suffolk. Proceedings of the Geologists' Association, Vol.108, 11-23. |
| Moorlock, B S P, Hamblin, R J O, Booth, S J and Woods, M A. 2002. Geology of the Mundesley and North Walsham district - a brief explanation of the geological map. Sheet explanation of the British Geological Survey. 1:50 000 Series Sheets 132 and 148 Mundesley and North Walsham (England and Wales). |
| Prestwich, J. 1871. On the structure of the Crag-beds of Suffolk and Norfolk with some observations on their organic remains. Part III. The Norwich Crag and Westleton Beds. Quarterly Journal of the Geological Society of London, Vol. 27, 452-496. |
| 1:50K maps on which the lithostratigraphical unit is found, and map code used: |
|
E191
|
