| 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 Castell Carn Dochan, Llanuwchllyn, Gwynedd, Wales, UK |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 39286 |
| Long-form Identifier: | 1:3:39286:8 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Gypsum |
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| 16.9km (10.5 miles) | ⓘBrynycastell Mine, Dolgellau, Gwynedd, Wales, UK |
| 22.3km (13.9 miles) | ⓘTrial level, Vigra Mine, Llanelltyd, Gwynedd, Wales, UK |
| 28.9km (18.0 miles) | ⓘMoel Ferna Mine, Corwen, Denbighshire, Wales, UK |
| 33.5km (20.8 miles) | ⓘBritannia Mine, Beddgelert, Gwynedd, Wales, UK |
| 35.9km (22.3 miles) | ⓘCae Coch Mine, Trefriw, Conwy, Wales, UK |
| 36.7km (22.8 miles) | ⓘDylife Mine (Pen Dylife Mine; Esgairgaled Mine; Llechwedd Ddu Mine; Blaen Twymyn Mine), Dylife, Machynlleth, Powys, Wales, UK |
| 41.1km (25.5 miles) | ⓘLodge Park Trial, Tre'r-ddol, Llangynfelyn, Ceredigion, Wales, UK |
| 51.3km (31.9 miles) | ⓘGoginan Mine, Goginan, Melindwr, Ceredigion, Wales, UK |
| 53.7km (33.4 miles) | ⓘCwmrheidol Mine, Ystumtuen, Cwmrheidol, Ceredigion, Wales, UK |
| 57.7km (35.9 miles) | ⓘFrongoch Mine, Pontrhydygroes, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK |
| References |
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Castell Carn Dochan, Llanuwchllyn, Gwynedd, Wales, UK