The BGS Lexicon of Named Rock Units — Result Details

Ury Silts Formation

Computer Code: USI Preferred Map Code: US
Status Code: Full
Age range: Devensian Stage (QD) — Devensian Stage (QD)
Lithological Description: Laminated silt and clay, generally red-brown.
Definition of Lower Boundary: Generally conformable on Mill of Forest Till Formation.
Definition of Upper Boundary: Generally overlain conformably by the Drumlithie Sand and Gravel Formation.
Thickness: Very variable, generally 3 to 4m; 7.7m proved in boreholes.
Geographical Limits: Howe of Mearns area and flanking the coastline between Stonehaven and the mouth of the River Dee.
Parent Unit: Mearns Glacigenic Subgroup (MDR)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Partial Type Section  BGS borehole NO88NE/4, 20m west of the Houff of Ury, Stonehaven, from 14.5 to 18.5m depth in borehole. 
Reference Section  Cliff exposure, 550m south of Pitcorry Farmhouse, Inverbervie. 
Reference Section  BGS borehole NO88NW/13 at Craigie's Wood, Stonehaven, from 6.5 to 12.8m depth in borehole. 
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:
S066 S067