| Locality type: | Mine |
| Classification |
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| Species: | Siderite |
| Formula: | FeCO3 |
| Confirmation |
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| Validity: | Confirmed |
| Confirmation Methods: | Visually Identified |
| Data |
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| Mineral Data: | Click here to view Siderite data |
| Locality Data: | Click here to view Castle Rock Mine, Penegoes, Powys, Wales, UK |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 1027221 |
| Long-form Identifier: | 1:3:1027221:7 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Siderite |
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| 0.4km (0.2 miles) | ⓘAfon Clyywedog Gorge, Penegoes, Powys, Wales, UK |
| 1.5km (0.9 miles) | ⓘCythfartha Mine, Penegoes, Powys, Wales, UK |
| 4.8km (3.0 miles) | ⓘCeulan Mine, Pennant, Powys, Wales, UK |
| 5.2km (3.2 miles) | ⓘLlannerch-yr aur Mine, Pennant, Powys, Wales, UK |
| 6.5km (4.0 miles) | ⓘCwmbyr Mine, Penegoes, Powys, Wales, UK |
| 11.9km (7.4 miles) | ⓘEaglebrook Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK |
| 14.2km (8.8 miles) | ⓘYstrad Einion Mine (Dolgoch Mine), Furnace, Ysgubor-y-coed, Ceredigion, Wales, UK |
| 19.0km (11.8 miles) | ⓘCwmystwyth Mine, Cwmystwyth, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK |
| 32.1km (20.0 miles) | ⓘClogau St Davids Mine (Clogau Mine; St David's Mine), Llanelltyd, Gwynedd, Wales, UK |
| 32.5km (20.2 miles) | ⓘNant-y-Car Mine, Rhayader, Powys, Wales, UK |
| References |
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