The BGS Lexicon of Named Rock Units — Result Details
Ballyness Formation
| Computer Code: | BYC | Preferred Map Code: | BYC |
|---|---|---|---|
| Status Code: | Full | ||
| Age range: | Tournaisian Age (CT) — Tournaisian Age (CT) | ||
| Lithological Description: | Bright red sandstones, quartz-pebble conglomerates and pebbly sandstones. | ||
| Definition of Lower Boundary: | Unconformable on a variety of rock units. | ||
| Definition of Upper Boundary: | Rapid transition, conformable to succeeding peritidal carbonates and shales (Clogher Valley Formation) | ||
| Thickness: | c.300m | ||
| Geographical Limits: | none recorded or not applicable | ||
| Parent Unit: | Tyrone Group (TYRO) | ||
| Previous Name(s): | Lower Carboniferous Sandstone [Obsolete Name and Code: Use BYC]
(-1407)
Basal Clastics (-740) Calciferous Sandstone (-741) |
||
| Alternative Name(s): | none recorded or not applicable | ||
| Stratotypes: | |||
| Reference Section | Section in Cole Bridge Stream 4.5km N. of Fivemiletown, Co. Tyrone | ||
| Reference Section | Tributory stream of Ballygawley Water, 2km ENE of Ballygawley, Co. Tyrone | ||
| Reference(s): | |||
| Griffith, A E, 1970. A review of Upper Old Red Sandstone and Tournaisian rocks in Northern Ireland. C.R. 6th Cong. int Strat. Geol. Carb., Sheffield 1967, 2, 837-41 | |||
| Geological Survey of Northern Ireland 1982. 1:50 000 Solid Geology of Sheet 45 (Enniskillen). Belfast | |||
| 1:50K maps on which the lithostratigraphical unit is found, and map code used: | |||
| N33 | |||