| Locality type: | Mine |
| Classification |
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| Species: | Hemimorphite |
| Formula: | Zn4Si2O7(OH)2 · H2O |
| Confirmation |
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| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
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| Linarite | 2 |
| Aurichalcite | 2 |
| Anglesite | 1 |
| Redgillite | 1 |
| Chalcopyrite | 1 |
| Quartz | 1 |
| Langite | 1 |
| Data |
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| Mineral Data: | Click here to view Hemimorphite data |
| Locality Data: | Click here to view Cwmystwyth Mine, Cwmystwyth, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK |
| Photo Gallery | View Gallery (7 photos) |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 6178 |
| Long-form Identifier: | 1:3:6178:0 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Hemimorphite |
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| 5.5km (3.4 miles) | ⓘWest Nantycreiau Mine, Ponterwyd, Cwmrheidol, Ceredigion, Wales, UK |
| 5.7km (3.5 miles) | ⓘNantycreiau Mine, Ponterwyd, Cwmrheidol, Ceredigion, Wales, UK |
| 7.1km (4.4 miles) | ⓘLogaulas Mine (Lisburne Mine; Logylas Mine), Lisburne Lead and Silver Mines, Ysbyty Ystwyth, Ceredigion, Wales, UK |
| 7.1km (4.4 miles) | ⓘCastell Mine (Dyffryn Castell Mine; New Castell Mine; West Esgair Lle Mine; Gwaithddu Mine; Cripiau Bach Mine), Ponterwyd, Cwmrheidol, Ceredigion, Wales, UK |
| 7.4km (4.6 miles) | ⓘEsgair Mwyn Mine, Ysbyty Ystwyth, Ceredigion, Wales, UK |
| 7.8km (4.8 miles) | ⓘPenrhiw Mine (Penyberth Mine), Ystumtuen, Cwmrheidol, Ceredigion, Wales, UK |
| 8.2km (5.1 miles) | ⓘFrongoch Mine, Pontrhydygroes, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK |
| 9.4km (5.8 miles) | ⓘLlywernog Mine (Ponterwyd Mine), Ponterwyd, Cwmrheidol, Ceredigion, Wales, UK |
| 9.7km (6.0 miles) | ⓘHendre Felen Mine (Hendre quarry), Ysbyty Ystwyth, Ceredigion, Wales, UK |
| 10.1km (6.3 miles) | ⓘGwaith-coch Mine, Devil's Bridge, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK |
| References |
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Cwmystwyth Mine, Cwmystwyth, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK