The BGS Lexicon of Named Rock Units — Result Details

West Walton Formation and Ampthill Clay Formation (Undifferentiated)

Computer Code: WWAC Preferred Map Code: notEntered
Status Code: Index Level
Age range: Oxfordian Age (JO) — Oxfordian Age (JO)
Lithological Description: Composite consisting of two or more rock units. See the entries for the constituent units for more information.
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: Ancholme Group (AMG)
Previous Name(s): Ampthill Clay Formation And West Walton Formation (Undifferentiated) [Obsolete Code: Use WWAC] (ACWW)
Alternative Name(s): West Walton Formation
Ampthill Clay Formation
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:
none recorded or not applicable