The BGS Lexicon of Named Rock Units — Result Details

Basal Beds Formation (Cumbria)

Computer Code: BABE Preferred Map Code: BB
Status Code: Full
Age range: Courceyan Substage (CF) — Courceyan Substage (CF)
Lithological Description: Conglomerates with minor sandstones and mudstones.
Definition of Lower Boundary: Unconformable base on Skiddaw Group or Eycott Volcanic Group rocks.
Definition of Upper Boundary: Overlain conformably by Dinantian sediments (Orton Group or Chief Limestone Group); locally by Cockermouth Lavas.
Thickness: Up to c.30m.
Geographical Limits: British Geological Sheets 22, 23.
Parent Unit: Not Applicable (-)
Previous Name(s): Basement Conglomerate (-3187)
Basement Beds (-3812)
Alternative Name(s): none recorded or not applicable
Stratotypes:
Reference Section  Tommy Gill, Redmain. 
Reference(s):
Mitchell, M, Taylor, B J and Ramsbottom, W H C, 1978. Carboniferous, 168-188 in The geology of the Lake District. Moseley, F (editor). Yorkshire Geological Society Special Publication. No.3. 
Eastwood,T, Hollingworth, S E, Rose, W C C and Trotter, F M. 1968. Geology of the country around Cockermouth and Caldbeck. Memoir of the Geological Survey of Great Britain, England and Wales, Sheet 23. 
Arthurton, R S, and Wadge, A J. 1981. Geology of the country around Penrith. Memoir for geological sheet 24. Institute of Geological Sciences, London, HMSO. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
E022 E023 E024 E028 E039