| Computer Code: |
AGH |
Preferred Map Code: |
AGH |
| Status Code: |
Full |
| Age range: |
Visean Age (CV)
— Visean Age (CV) |
| Lithological Description: |
Silica rich sandstone |
| Definition of Lower Boundary: |
Apparently conformable on un-named red mudstone and sandstone in Derryloran Formation (boundary not seen). |
| Definition of Upper Boundary: |
Apparently conformably overlain by unnamed shale and "muddy" sandstone in Derryloran Formation (boundary not seen). |
| Thickness: |
7.5m |
| Geographical Limits: |
Aughlish and Lower Kildress Townlands, south east Tyrone, Northern Ireland. |
| Parent Unit: |
Derryloran Formation (DLN)
|
| Previous Name(s): |
Upper Sandstone [Obsolete Name and Code: Use OS, HEY, AGH, GOR]
(-3792)
|
| Alternative Name(s): |
none recorded or not applicable
|
| Stratotypes: |
| Type Section |
Quarry pit (overgrown) south (right hand) bank Ballenderry River, 150m north west of Aughlish Bridge. |
| Reference Section |
Kildress Sand Boreholes (GSNI). Northern Ireland ref. no. 26/3, 26/4, 26/5. |
| Reference(s): |
| Padget, P, 1952. Carboniferous Beds at Kildress, Co.Tyrone. Irish Naturalists' Journal, Vol.X, no.9 |
| 1:50K maps on which the lithostratigraphical unit is found, and map code used: |
|
N26
|
