 | | Cashel Rock, near Creggan, Co.Tyrone, June 1997 |
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| Site Type: | Inland exposure | | Site Status: | ASSI | | Council area: | Fermanagh & Omagh District Council | | Grid Reference: | H589801 | | Bing maps: | 54.66602,-7.08716 | | Google maps: | 54.66602,-7.08716 | | Rocks |
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| Rock Age: | Ordovician | | Rock Name: | Tyrone Volcanic Group | | Rock Type: | Breccia, Rhyolite | | Interest |
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| Minerals: | Chalcopyrite, Galena, Pyrite, Sphalerite, Covellite | | Other interest: | mineral vein, stockwork |
| Summary of site: |
| This is an area of small outcrops of a mineralised breccia in Ordovician volcanic rocks. Sulphide minerals, probably galena and zinc blende occur, best seen in loose boulders. | | Threats are possible agricultural improvement and, due to the limited occurrence, collecting. |
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