The BGS Lexicon of Named Rock Units — Result Details

Torridge River Terrace Deposits, 1 Member

Computer Code: TOR1 Preferred Map Code: notEntered
Status Code: Full
Age range: Pleistocene Epoch (QP) — Pleistocene Epoch (QP)
Lithological Description: Predominantly silty clay with scattered rounded sandstone clasts
Definition of Lower Boundary: Unconformable on shales and sandstones of Late Carboniferous age
Definition of Upper Boundary: Surface
Thickness: Unknown,probably less than 5m
Geographical Limits: Torridge and tributary valleys near Great Torrington,Devon
Parent Unit: Torridge Valley Formation (TORR)
Previous Name(s): RIVER TERRACE DEPOSITS, 1 (TORRIDGE) (TOR1)
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Area  Torridge valley and tributary valleys downstreamfrom Great Torrington 
Reference(s):
Freshney,E C,Beer,K E and Wright,J E.1979.Geology of the country around Chumleigh.Memoir of the Geological Survey of Great Britain,Sheet 309 (England and Wales) 
Freshney,E C,Edmonda,E A,Taylor,R T and Williams,B J.Geology of the country around Bude and Bradworthy.Memoir of the Geological Survey of Great Britain.1979.Sheets 307 and 308 (England and Wales) 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
E308 E309