| Site Type: | Pothole | | Site Status: | ASSI | | Council area: | Fermanagh & Omagh District Council | | Grid Reference: | H088491 | | Bing maps: | 54.39091,-7.86451 | | Google maps: | 54.39091,-7.86451 | | Rocks |
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| Rock Age: | Quaternary, Carboniferous (Asbian, Holocene, Visean) | | Rock Name: | Knockmore Limestone Member | | Rock Type: | Limestone | | Interest |
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| Other interest: | pothole |
| Summary of site: |
| Pollnamadda (spelt Poulnamadda in cave literature) is a pothole, 11m deep and 5m in diameter. Exploration ceased there largely due to its choke of boulders being previously enhanced by old carpets, a bed and mattress, as well as dead sheep. |
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