Computer Code: |
ARTI |
Preferred Map Code: |
symb |
Status Code: |
Full |
Age range: |
Devensian Stage (QD)
— Devensian Stage (QD) |
Lithological Description: |
Reddish brown to brownish grey till or diamicton, deposited by local readvances of the Moray Ice Stream. |
Definition of Lower Boundary: |
Overlies the Blackhills Sand and Gravel Formation unconformably. |
Definition of Upper Boundary: |
The present land surface. |
Thickness: |
2m |
Geographical Limits: |
From Elgin to Fraserburgh. Not yet used on any 50k maps. |
Parent Unit: |
Essie Till Formation (ESTI)
|
Previous Name(s): |
none recorded or not applicable
|
Alternative Name(s): |
none recorded or not applicable
|
Stratotypes: |
Type Section |
Arnhash Quarry, near New Aberdour. |
Reference(s): |
Peacock, J D and Merritt, J W. 2000. Glacial deposits at the Boyne Bay Limestone Quarry, Portsoy and their place in the late Pleistocene history of northeast Scotland. Journal of Quaternary Science. Vol.15, 543-555. |
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. |
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) |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
none recorded or not applicable |