Computer Code: |
PENYP |
Preferred Map Code: |
notEntered |
Status Code: |
Full |
Age range: |
Ediacaran Period (AD)
— Ediacaran Period (AD) |
Lithological Description: |
Strongly schistose semipelite interlayered with persistent to lenticular units of green amphibolite-bearing metabasite, thin units of pelite, quartzite and metalimestone. |
Definition of Lower Boundary: |
Tectonic contact / thrust with Penmynydd Formation (PENMY). |
Definition of Upper Boundary: |
Unconformably overlain by Llyn Alaw Group (ALAW). |
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 |