The BGS Lexicon of Named Rock Units — Result Details

Mosedale Peat Bed

Computer Code: MOPT Preferred Map Code: notEntered
Status Code: Full
Age range: Devensian Stage (QD) — Devensian Stage (QD)
Lithological Description: Peat, highly compressed containing pollen and macroscopic plant remains dominated by willow. The peat bed is tentitively assigned to an early Devensian interstadial.
Definition of Lower Boundary: Sharp, uneven, unconformable contact with underlying extremely compact, silty sandy gravelly diamicton of the Thornsgill Till Formation containing clasts mainly of slate, "Borrowdale Volcanic Group" lithologies and Threlkeld microgranite.
Definition of Upper Boundary: Disturbed, locally gradational contact with remobilized till similar to that occurring below (landslip or head deposit), or a sharp, erosional, unconformable contact with overlying gravel forming a river terrace.
Thickness: To 1m
Geographical Limits: Keswick-Thelkeld area of the northern Lake District.
Parent Unit: Solway Catchments Subgroup (SYDR)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Section  River cliff section 1.2km upstream (south) of High Hollows in the valley of Mosedale Beck, near Keswick. Boardman, 1994. 
Reference(s):
Boardman, J. 1994. Mosedale. 165-172 in Boardman J and Walden, J (editors), The Quaternary of Cumbria: Field Guide. Quaternary Research Association, Oxford. 
Boardman, J. 2002. Thornsgill and Mosedale, 46-51 in Huddart, D and Glasser, N F (editors), Quaternary of Northern England. Geological Conservation Review Series, No.25. [Peterborough: Joint Nature Conservation Committee.] 745pp. 
Boardman, J, Lowe, J J, Holyoak, D T, and Wilson, P. 1981. Northeastern Lake District: The valleys of Mosedale and Thornsgill, 7-39 in Field Guide to Eastern Cumbria. J Boardman (ed.) Quaternary Research Association, London, 128pp. 
Boardman, J. 1991. Glacial deposits in the English Lake District, 231-260 in Glacial deposits in Great Britain and Ireland. Ehlers, J, Gibbard, P L and Rose, J (editors). (Rotterdam:Balkema.) 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
none recorded or not applicable