| Locality type: | Mine |
| Classification |
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| Species: | Marcasite |
| Formula: | FeS2 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Marcasite data |
| Locality Data: | Click here to view Cwmrheidol Mine, Ystumtuen, Cwmrheidol, Ceredigion, Wales, UK |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 18522 |
| Long-form Identifier: | 1:3:18522:2 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Marcasite |
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| 0.6km (0.4 miles) | ⓘYstumtuen Mine, Ystumtuen, Cwmrheidol, Ceredigion, Wales, UK |
| 0.8km (0.5 miles) | ⓘPenrhiw Mine (Penyberth Mine), Ystumtuen, Cwmrheidol, Ceredigion, Wales, UK |
| 4.0km (2.5 miles) | ⓘFrongoch Mine, Pontrhydygroes, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK |
| 8.1km (5.0 miles) | ⓘLlechwedd Helyg Mine (Willow Bank Mine), Pen-bont Rhydybeddau, Trefeirig, Ceredigion, Wales, UK |
| 9.6km (6.0 miles) | ⓘBryn-yr-Afr Mine, Ponterwyd, Trefeirig, Ceredigion, Wales, UK |
| 9.8km (6.1 miles) | ⓘPlynlimon Mine, Ponterwyd, Cwmrheidol, Ceredigion, Wales, UK |
| 10.9km (6.8 miles) | ⓘEaglebrook Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK |
| 12.4km (7.7 miles) | ⓘBlaenceulan Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK |
| 13.0km (8.1 miles) | ⓘEsgair Hir & Esgair Fraith mines (Cambrian Mine; Cardigan Consolidated Mine; Welsh Potosi Mine; Kylon Potosi Mine), Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK |
| 13.5km (8.4 miles) | ⓘAlltycrib Mine (Talybont Mine; Middleton Mine; North Cardigan Mine), Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK |
| References |
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