 | | Slievemenagh, near Greencastle, Co.Tyrone, June 1997. |
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| Site Type: | Inland exposure | | Site Status: | local interest | | Council area: | Fermanagh & Omagh District Council | | Grid Reference: | H624824 | | Bing maps: | 54.68626,-7.03244 | | Google maps: | 54.68626,-7.03244 | | Rocks |
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| Rock Age: | Ordovician | | Rock Type: | Porphyry, Tuff | | Interest |
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| Minerals: | Chalcopyrite, Pyrite |
| Summary of site: |
| Two mineral exploration companies examined this site in the 1980s and found predominantly copper minerals in volcanic ashes and the local igneous rock, tonalite. The minerals present pyrite (iron sulphide) and chalcopyrite (copper iron sulphide). There is little left at the excavation. |
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