| 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
|
