The BGS Lexicon of Named Rock Units — Result Details

Shute Sandstone Formation

Computer Code: SHU Preferred Map Code: Shu
Status Code: Full
Age range: Permian Period (P) — Permian Period (P)
Lithological Description: Predominantly reddish-brown, silty, very fine-grained sandstone and sandy siltstone, weathering to silty sand and sandy silt. Breccia lenses occur at a few localities. Beds of intraformational breccia locally present.
Definition of Lower Boundary: In the western part of the outcrop, overlies and is partly laterally equivalent to the Newton St Cyres Breccia; in the eastern outcrop, overlies Crediton Breccia and Yellowford Formation; some interdigitation of silty sandstone with breccia is present at the top of the Yellowford Formation.
Definition of Upper Boundary: Gradational boundary with the Dawlish Sandstone.
Thickness: 50-80m
Geographical Limits: Outcrops around the limbs of a syncline between Upton Pyne, Newton St Cyres, and then eastwards to the River Exe.
Parent Unit: Exeter Group (EXE)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Type Area  Hamlet of Shute, Devon. 
Reference Section  Shute Cross. Reddish brown silty, clayey, fine-grained sandstone with beds of fine-grained breccia. 
Edwards, R A, 1984. Geological Notes and Local Details for 1:10,000 Sheets. Parts of Sheets SS80SE and SS90SW (Thorverton, Devon). British Geological Survey, Exeter. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
none recorded or not applicable