The BGS Lexicon of Named Rock Units — Result Details

Gawthwaite Formation

Computer Code: GTE Preferred Map Code: GTE
Status Code: Full
Age range: Gorstian Age (SG) — Gorstian Age (SG)
Lithological Description: Sandstone, with subordinat siltstone and mudstone.
Definition of Lower Boundary: Conformably overlies the Wray Castle Formation.
Definition of Upper Boundary: Conformably overlain by the Latrigg Formation of the Coniston Group.
Thickness: c.300 - 500m
Geographical Limits: Southern Lake District and northwest Pennines.
Parent Unit: Coniston Group (CTG)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Type Area  Hillside, north from Green Righouse, to the summit of Green Rig Bank. 
Moseley F. 1984. Lower Palaeozoic lithostratigraphical classification in the English Lake District. Geological Journal, Vol. 19, p. 239-247. 
Marr J E. 1892. On the Wenlock and Ludlow strata of the Lake District. Geological Magazine, Vol. 9, p 534-541. 
Kneller, B C. 1990. The Wenlock rocks of sheet 38 (Ambleside). British Geological Survey Technical Report, WA/90/64 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
E038 E048