Computer Code: |
KBSI |
Preferred Map Code: |
KBS |
Status Code: |
Full |
Age range: |
Devensian Stage (QD)
— Devensian Stage (QD) |
Lithological Description: |
Interbedded silt, clay and fine-grained sand, yellowish brown to dark grey. Local ferruginous nodules. Glaciolacustrine. Very locally interbedded with, or overlain by, thin diamicton (Carnhash Till Member). |
Definition of Lower Boundary: |
Lies on bedrock (Middle Old Red Sandstone) or older Quaternary deposits (Crovie Till Formation or Whitehills Glacigenic Formation). |
Definition of Upper Boundary: |
Surface, or overlain by younger deposits of Holocene/Flandrian age (peat, alluvium, etc). |
Thickness: |
30m |
Geographical Limits: |
Portknockie to New Aberdour. |
Parent Unit: |
Banffshire Coast and Caithness Glacigenic Subgroup (BCD)
|
Previous Name(s): |
Coastal deposits of Banffshire [Obsolete Name and Code: Use KBSI]
(-338)
|
Alternative Name(s): |
none recorded or not applicable
|
Stratotypes: |
Type Section |
Castle Hill, Gardenstown. |
Reference(s): |
Read, H H, 1923. Geology of the country around Banff, Huntly and Turriff, Lower Banffshire and north-west Aberdeenshire. Memoir of the Geological Survey, Scotland Sheets 86 and 96 (Scotland). |
Peacock, J D, 1971. A re-interpretation of the Coastal Deposits of Banffshire and their place in the Late-Glacial history of north-east Scotland. Bulletin of the Geological Survey of Great Britain, No.37, 81-89. |
Merritt, J W, Auton, C A, Connell, E R, Hall, A M and Peacock, J D. 2003. The Cainozoic geology and landscape evolution of north-east Scotland. Memoir of the British Geological Survey, Sheets 66E, 67, 76E, 77, 86E, 87W, 87E, 95, 96W, 96E and 97 (Scotland) |
Peacock, J D and Merritt, J W. 1997. Glaciotectonic rafting at Castle Hill, Gardenstown and its significance for the glacial history of northern Banffshire, Scotland. Journal of Quaternary Science. Vol.12 283-294. |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
S096
S096
S097
|