| Locality type: | Mine |
| Classification |
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| Species: | Aragonite |
| Formula: | CaCO3 |
| Comments: | Xls to 4mm |
| Habit: | Prismatic-bladed |
| Colour: | Colourless-white |
| Quality for species: | Good crystals or rich for species - important (!) |
| Abundance at site: | Rare |
| Confirmation |
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| Validity: | Confirmed |
| Confirmation Methods: | Visually Identified |
| Data |
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| Mineral Data: | Click here to view Aragonite data |
| Locality Data: | Click here to view Castell Mine (Dyffryn Castell Mine; New Castell Mine; West Esgair Lle Mine; Gwaithddu Mine; Cripiau Bach Mine), Ponterwyd, Cwmrheidol, Ceredigion, Wales, UK |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 18487 |
| Long-form Identifier: | 1:3:18487:0 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Aragonite |
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| 8.0km (5.0 miles) | ⓘHenfwlch Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK |
| 9.8km (6.1 miles) | ⓘDaren Mine (Old Daren Mine; Darren Consolidated Mine; Daren United Mine; Great Darren Mine; Darren Mine), Pen-bont Rhydybeddau, Trefeirig, Ceredigion, Wales, UK |
| 10.9km (6.8 miles) | ⓘEsgair Hir & Esgair Fraith mines (Cambrian Mine; Cardigan Consolidated Mine; Welsh Potosi Mine; Kylon Potosi Mine), Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK |
| 11.0km (6.8 miles) | ⓘGwaithgoch Mine, Pontrhydygroes, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK |
| 17.0km (10.5 miles) | ⓘPen-y-Clun mine, Llanidloes, Powys, Wales, UK |
| 23.2km (14.4 miles) | ⓘNant-y-Car Mine, Rhayader, Powys, Wales, UK |
| 40.0km (24.8 miles) | ⓘTrial level, Vigra Mine, Llanelltyd, Gwynedd, Wales, UK |
| 42.5km (26.4 miles) | ⓘOgofau Mine (Roman Deep Mine; Dolaucothi Mine; Cothy Mine), Pumpsaint, Carmarthenshire, Wales, UK |
| 67.5km (42.0 miles) | ⓘHendre Quarry, Ceiriog Ucha, Wrexham, Wales, UK |
| 84.3km (52.4 miles) | ⓘNeath Abbey Copper Smelter, Neath, Neath Port Talbot, Wales, UK |
| References |
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Castell Mine, Ponterwyd, Cwmrheidol, Ceredigion, Wales, UK