Computer Code: |
BGP |
Preferred Map Code: |
notEntered |
Status Code: |
Full |
Age range: |
Ypresian Age (GY)
— Ypresian Age (GY) |
Lithological Description: |
Gravel. |
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: |
none recorded or not applicable
|
Parent Unit: |
Bagshot Formation (BGS)
|
Previous Name(s): |
none recorded or not applicable
|
Alternative Name(s): |
none recorded or not applicable
|
Stratotypes: |
none recorded or not applicable |
Reference(s): |
Bristow, C R. 1985. Geology of the country around Chelmsford. Memoir of the British Geological Survey Sheet 241 (England and Wales). |
Wooldridge, S.W., 1924. The Bagshot Beds of Essex. Proceedings of the Geologists' Association 35, 359-383. |
Curry, D. 1958. Part 3a XII Palaeogene. Lexique Stratigraphique International. Whittard, W F, and Simpson, S (editors). Vol. 1 Europe (Paris: Centre Nationale de la Research Scientifique.) |
Aldiss, D T. 2014. The stratigraphical framework for the Palaeogene successions of the London Basin, UK. British Geological Survey Open Report OR/14/008. 95 pp. |
Ellison, R A, Woods, M A, Allen, D J, Forster, A, Pharaoh, T C and King, C. 2004. Geology of London. Memoir of the British Geological Survey, Sheets 256 (North London), 257 (Romford), 270 (South London), 271 (Dartford) (England and Wales). |
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. |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
E241
E240
E258
E259
|