Computer Code: |
COEDL |
Preferred Map Code: |
notEntered |
Status Code: |
Full |
Age range: |
Ediacaran Period (AD)
— Ediacaran Period (AD) |
Lithological Description: |
Biotite, sillimanite and garnet-bearing pelitic, semipelitic and quartzo-feldspathic gneiss. Mafic gneiss occurs locally as pods within the quartzo-feldspathic gneiss. |
Definition of Lower Boundary: |
Tectonic or intrusive with the Coedana granite (COEDG). |
Definition of Upper Boundary: |
Unconformably overlain by Ediacaran Llyn Maelog Group (LMG) and younger, Ordovician rocks. |
Thickness: |
none recorded or not applicable
|
Geographical Limits: |
Anglesey. |
Parent Unit: |
Mona Gneiss Suite (NMG)
|
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 |