Computer Code: |
CPLF |
Preferred Map Code: |
CPL |
Status Code: |
Full |
Age range: |
Ordovician Period (O)
— Ordovician Period (O) |
Lithological Description: |
Fine-grained dark-grey to black vesicular lavas (basalt - basaltic andesite) with locally well developed pillow structure. |
Definition of Lower Boundary: |
Boundary not exposed. |
Definition of Upper Boundary: |
Boundary not exposed. |
Thickness: |
Estimated 500m |
Geographical Limits: |
Copney and Creggan rocks - mid County Tyrone, Northern Ireland. |
Parent Unit: |
Tyrone Volcanic Group (TVG)
|
Previous Name(s): |
none recorded or not applicable
|
Alternative Name(s): |
none recorded or not applicable
|
Stratotypes: |
Type Area |
Copney and Golen area, c.1.5km south-east of Lough Macrory, County Tyrone, Northern Ireland. |
Reference(s): |
Geological Survey of Northern Ireland 1979. Pomeroy, sheet 34, solid, 1:50 000. [Southampton, Ordnance Survey for Institute of Geological Sciences.] |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
N34
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