The BGS Lexicon of Named Rock Units — Result Details

Logie-Buchan Glacigenic Subgroup

Computer Code: LBD Preferred Map Code: LB
Status Code: Full
Age range: Devensian Stage (QD) — Devensian Stage (QD)
Lithological Description: Red clayey diamictons and gravels with a distinctive suite of clasts derived from the floor of the North Sea Basin, including calcareous siltstone, red sandstone and shell fragments.
Definition of Lower Boundary: Unconformable on bedrock or older superficial deposits.
Definition of Upper Boundary: At surface or beneath postglacial deposits.
Thickness: Up to 20m known
Geographical Limits: Coastal lowland north of Aberdeen (River Dee), east of Ellon and south of Peterhead.
Parent Unit: Caledonia Glacigenic Group (CALI)
Previous Name(s): Logie-Buchan Drift Group (-2282)
Red Coastal Series (-2283)
Red Series (-1013)
Logie-Buchan Glacigenic Group (-1015)
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Area  Slains. See also stratotypes of constituent formations, including Hatton Till, Pitlurg Farm Till and Kippet Hills Gravels, etc. 
Reference(s):
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) 
Hall, A M and Jarvis, J. 1995. A multiple till sequence near Ellon, Grampian Region: T F Jamieson's "indigo boulder clay" re-examined. Scottish Journal of Geology, Vol.31, 53-59. 
Merritt, J W. 1981. The sand and gravel resources of the country around Ellon, Grampian Region. Description of 1:25 000 resource sheet NJ93 with parts of NJ82, NJ83 and NJ92, NK03 and parts of NK02 and NK13. Mineral assessment Report of the Institute of Geological Sciences, No. 76. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
S067 S077 S087 S087