The BGS Lexicon of Named Rock Units — Result Details

Porth Wen Group

Computer Code: PORW Preferred Map Code: notEntered
Status Code: Full
Age range: Floian Age (OFL) — Darriwilian Age (ODW)
Lithological Description: none recorded or not applicable
Definition of Lower Boundary: Unconformably overlying Porth Swtan Formation (SWTN).
Definition of Upper Boundary: Unconformably overlain by Llanbadrig Formation (LLBG).
Thickness: none recorded or not applicable
Geographical Limits: Anglesey.
Parent Unit: Not Applicable (-)
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:
none recorded or not applicable