Computer Code: |
HRT |
Preferred Map Code: |
notEntered |
Status Code: |
Full |
Age range: |
Anglian Stage (QA)
— Anglian Stage (QA) |
Lithological Description: |
Slightly sandy clay with large local sandstone blocks. |
Definition of Lower Boundary: |
none recorded or not applicable
|
Definition of Upper Boundary: |
none recorded or not applicable
|
Thickness: |
Up to 8m. |
Geographical Limits: |
West of the Vale of York beyond the west of the Devensian deposits and Knaresborough Gorge plus deposits capping plateaux in the Leeds area to the south. |
Parent Unit: |
Albion Glacigenic Group (ALBI)
|
Previous Name(s): |
none recorded or not applicable
|
Alternative Name(s): |
Older Drift [Obsolete: use ALBI]
|
Stratotypes: |
Type Section |
Site investigation boreholes in the west of the Harrogate Stray area typified by borehole [SE 2989 5421]. |
Reference(s): |
Cooper, A H and Burgess, I C. 1993. Geology of the country around Harrogate. Memoir for 1:50000 geological sheet 62 (England and Wales). London: HMSO for the British Geological Survey. |
Catt, J A. 1991. Quaternary history and glacial deposits of East Yorkshire. 185-191 in Glacial Deposits in Great Britain and Ireland. Ehlers, J, Gibbard, P L, and Rose, J (editors). (Balkema, Rotterdam.) |
Edwards, W Mitchell, GH and Whitfield, TH. 1950. Geology of the district north and east of Leeds. Memoir of the British Geological Survey, sheet 70 (England and Wales). |
Thomas, G S P. 1999. Northern England. 91-98 in Bowen, D Q (Editor), A revised correlation of Quaternary and Neogene deposits in the British Isles. Geological Society Special Report No.23. |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
none recorded or not applicable |