Computer Code: |
MCRM |
Preferred Map Code: |
notEntered |
Status Code: |
Pending Upgrade |
Age range: |
Caradoc Series (O4)
— Caradoc Series (O4) |
Lithological Description: |
Granophyric microgranite with aligned poikilitic riebeckite crystals. |
Definition of Lower Boundary: |
Not seen. |
Definition of Upper Boundary: |
Not seen. |
Thickness: |
Unknown. |
Geographical Limits: |
none recorded or not applicable
|
Parent Unit: |
Nanhoron Suite (NAN)
|
Previous Name(s): |
Mynytho Common Riebeckite Microgranite [Obsolete Name and Code: Use MCRM]
(-2315)
|
Alternative Name(s): |
none recorded or not applicable
|
Stratotypes: |
none recorded or not applicable |
Reference(s): |
Young, T P, Gibbons, W and McCarroll, D. 2002. Geology of the country around Pwllheli. Memoir of the British Geological Survey, Sheet 134 (England and Wales). |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
E134
|