| Locality type: | Mine |
| Classification |
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| Species: | Gypsum |
| Formula: | CaSO4 · 2H2O |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Gypsum data |
| Locality Data: | Click here to view Cwmrheidol Mine, Ystumtuen, Cwmrheidol, Ceredigion, Wales, UK |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 18521 |
| Long-form Identifier: | 1:3:18521:3 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Gypsum |
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| 4.0km (2.5 miles) | ⓘFrongoch Mine, Pontrhydygroes, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK |
| 5.5km (3.4 miles) | ⓘGoginan Mine, Goginan, Melindwr, Ceredigion, Wales, UK |
| 6.3km (3.9 miles) | ⓘGwaithgoch Mine, Pontrhydygroes, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK |
| 16.8km (10.5 miles) | ⓘLodge Park Trial, Tre'r-ddol, Llangynfelyn, Ceredigion, Wales, UK |
| 20.5km (12.7 miles) | ⓘDylife Mine (Pen Dylife Mine; Esgairgaled Mine; Llechwedd Ddu Mine; Blaen Twymyn Mine), Dylife, Machynlleth, Powys, Wales, UK |
| 38.2km (23.8 miles) | ⓘBrynycastell Mine, Dolgellau, Gwynedd, Wales, UK |
| 38.7km (24.0 miles) | ⓘOgofau Mine (Roman Deep Mine; Dolaucothi Mine; Cothy Mine), Pumpsaint, Carmarthenshire, Wales, UK |
| 41.7km (25.9 miles) | ⓘTrial level, Vigra Mine, Llanelltyd, Gwynedd, Wales, UK |
| 53.7km (33.4 miles) | ⓘCastell Carn Dochan, Llanuwchllyn, Gwynedd, Wales, UK |
| 54.8km (34.1 miles) | ⓘDolyhir Quarry, Old Radnor, Powys, Wales, UK |
| References |
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