The BGS Lexicon of Named Rock Units — Result Details

Torridge River Terrace Deposits, 7 Member

Computer Code: TOR7 Preferred Map Code: notEntered
Status Code: Full
Age range: Pleistocene Epoch (QP) — Pleistocene Epoch (QP)
Lithological Description: Predominantly clay with 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: Upper reaches of the valleys of rivers Okement and Torridge and their tributaries,Devon
Parent Unit: Torridge Valley Formation (TORR)
Previous Name(s): RIVER TERRACE DEPOSITS, 7 (TORRIDGE) (TOR7)
SHOWN AS TERRACE 3 ON SOUTH-EAST OF PUBLISHED SHETS 307 (BUDE) AND 308 (BRADWORTHY)
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Area  Valley of River Okement and Sampford Courtenay Station 
Reference(s):
Freshney,E C,Beer,K E and Wright,J E.1979.Geology of the country around Chulmleigh.Memoir of the Geological Survey of Great Britain,Sheet 309 (England and Wales) 
Edmonds,E A,Wright,J E,Beer,K E Hawkes,J R,Williams,B R,Freshney,E C and Fenning P J.1968.Geology of the country around Okehampton.Memoir of the Geological Survey of Great Britain,Sheet 324 (England and Wales) 
McKeown,M C,Edmonds,E A,Williams,M,Freshney,E C and Masson-Smith,D J.1973.Geology of the country around Boscastle and Holsworthy.Memoir of the Geological Survey of Great Britain,Sheets 322 and 323 (England and Wales) 
Freshney,E C,Edmonds,E A,Taylor,R T and Williams,B J.1979.Geology of the country around Bude and Bradworthy.Memoir of the Geological Survey of Great Britain,Sheets 307 and 308 (England and Wales) 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
E323 E308 E309 E324