Computer Code: |
NEWT |
Preferred Map Code: |
NEWT |
Status Code: |
Full |
Age range: |
Arundian Substage (CJ)
— Arundian Substage (CJ) |
Lithological Description: |
Grainstones, pale to medium grey, fine- to coarse-grained, oolitic, peloidal, bioclastic, quartz-clastic, bedded. |
Definition of Lower Boundary: |
Not exposed - transition (probable) from dark grey crinoidal limestones (packstones) of parent Ballyshannon Limestone Formation. |
Definition of Upper Boundary: |
Abrupt (probably disconformable) change from limestones to sandstone bed representive base of Mullynagowan Sandstone Member (basal member of Bundoran Shale Formation). |
Thickness: |
About 10m |
Geographical Limits: |
Newtownbutler area of south Co. Fermanagh, Northern Ireland. |
Parent Unit: |
Ballyshannon Limestone Formation (BAL)
|
Previous Name(s): |
none recorded or not applicable
|
Alternative Name(s): |
none recorded or not applicable
|
Stratotypes: |
Type Section |
Stream section, upstream for 30m and downstream for 20m of lane bridge between Mockbeggar and Mullynagowan Townlands. |
Reference(s): |
Mitchell, W I, 1995. Geological description of the area around Lisnaskea and Newtownbutler, Co. Fermanagh, part of 1:50k geological sheet 57 (Lisnaskea). Technical report GSN/95/8. |
1:50K maps on which the lithostratigraphical unit is found, and map code used: |
none recorded or not applicable |