| Locality type: | Mine |
| Classification |
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| Species: | Hydrozincite |
| Formula: | Zn5(CO3)2(OH)6 |
| Comments: | Thin druse-botryoidal crusts to 3cm |
| Habit: | Botryoidal |
| Colour: | White |
| Luminescent properties: | Weak blueish white |
| 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 Hydrozincite 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: | 18489 |
| Long-form Identifier: | 1:3:18489:8 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Hydrozincite |
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| 4.5km (2.8 miles) | ⓘPenrhiw Mine (Penyberth Mine), Ystumtuen, Cwmrheidol, Ceredigion, Wales, UK |
| 7.1km (4.4 miles) | ⓘBwlchrhennaid Mine (Level Newydd Mine), Pen-bont Rhydybeddau, Trefeirig, Ceredigion, Wales, UK |
| 7.1km (4.4 miles) | ⓘCwmystwyth Mine, Cwmystwyth, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK |
| 7.3km (4.5 miles) | ⓘBwlch Mine (Bwlch Consols Mine; Bwlch United Mine; Bwlch Cwmerfin Mine), Pen-bont Rhydybeddau, Trefeirig, Ceredigion, Wales, UK |
| 8.0km (5.0 miles) | ⓘHenfwlch Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK |
| 8.6km (5.4 miles) | ⓘFrongoch Mine, Pontrhydygroes, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK |
| 8.9km (5.5 miles) | ⓘEaglebrook Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK |
| 9.3km (5.8 miles) | ⓘBwlch Glas Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK |
| 9.9km (6.1 miles) | ⓘLlechwedd Helyg Mine (Willow Bank 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 |
| References |
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Castell Mine, Ponterwyd, Cwmrheidol, Ceredigion, Wales, UK