The BGS Lexicon of Named Rock Units — Result Details

Corton Formation And Lowestoft Formation (Undifferentiated) [Obsolete Name And Code: Use HPLO]

Computer Code: COLO Preferred Map Code: notEntered
Status Code: Index Level
Age range: Anglian Stage (QA) — Anglian Stage (QA)
Lithological Description: Composite of 'Corton Formation': very silty, sandy clay or clayey sand, commonly laminated; with few pebbles and sand lenses, and 'Lowestoft Formation': primarily a stiff, bluish-grey clay when fresh; orange-brown to brown where weathered; with varying amounts of chalk, flint, silt and sand. Derived mostly from Jurassic and Cretaceous strata. [Generic description: from East Anglian data].
Definition of Lower Boundary: none recorded or not applicable
Definition of Upper Boundary: none recorded or not applicable
Thickness: none recorded or not applicable
Geographical Limits: none recorded or not applicable
Parent Unit: Not Entered (?)
Previous Name(s): none recorded or not applicable
Alternative Name(s): none recorded or not applicable
Stratotypes:
none recorded or not applicable
Reference(s):
none recorded or not applicable
1:50K maps on which the lithostratigraphical unit is found, and map code used:
E175 E161 E162 E176 E190