The BGS Lexicon of Named Rock Units — Result Details

Pendower Formation

Computer Code: PWER Preferred Map Code: Pdr
Status Code: Pending Upgrade
Age range: Eifelian Age (DI) — Eifelian Age (DI)
Lithological Description: Slaty mudstone with interbedded sandstone, limestone and chert.
Definition of Lower Boundary: Veryan Thrust.
Definition of Upper Boundary: Conformable with the Carne Formation.
Thickness: 430m in Type Section.
Geographical Limits: Roseland Peninsula, south Cornwall.
Parent Unit: Gramscatho Group (GRO)
Previous Name(s): Middle Gramscathos [Obsolete Name And Code: Use PWER] (MGRO)
Veryan Series (-1780)
Middle Gramscatho Beds (-2384)
Veryan Beds [Obsolete Name And Code: Use PWER] (VEB)
Veryan Limestone [Obsolete Name And Code: Use PWER] (VEL)
Alternative Name(s): none recorded or not applicable
Stratotypes:
Type Section  Pendower beach, south Cornwall. 
Reference(s):
Holder, M T and Leveridge, B E, 1986. A model for the tectonic evolution of south Cornwall. Journal of the Geological Society, London, Vol.143, 125-134. 
1:50K maps on which the lithostratigraphical unit is found, and map code used:
E353 E354 E352