Computer Code: |
PYY |
Preferred Map Code: |
notEntered |
Status Code: |
Full |
Age range: |
Tremadocian Age (OTR)
— Floian Age (OFL) |
Lithological Description: |
Metabasaltic rock, locally pillowed, with metacarbonate rock locally. |
Definition of Lower Boundary: |
Tectonic contact: forms hangingwall to the Hen Felin Thrust. |
Definition of Upper Boundary: |
Stratigraphic contact with overlying Cemlyn Bay Formation (CMEL). |
Thickness: |
none recorded or not applicable
|
Geographical Limits: |
Anglesey. |
Parent Unit: |
Llanfechell Group (LFEC)
|
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 |