| Locality type: | Mine |
| Classification |
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| Species: | Calcite |
| Formula: | CaCO3 |
| Habit: | Massive |
| Colour: | Whiteish |
| Luminescent properties: | Faintly red |
| Quality for species: | Poor for species, only of interest for locality collectors. (#) |
| Abundance at site: | Very Rare |
| Confirmation |
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| Validity: | Confirmed |
| Confirmation Methods: | Visually Identified |
| Data |
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| Mineral Data: | Click here to view Calcite data |
| Locality Data: | Click here to view Llechwedd Helyg Mine (Willow Bank Mine), Pen-bont Rhydybeddau, Trefeirig, Ceredigion, Wales, UK |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 15159 |
| Long-form Identifier: | 1:3:15159:9 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Calcite |
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| 4.1km (2.5 miles) | ⓘNantyrarian Mine (Silver Stream Mine. Blaendyffryn Mine), Goginan, Melindwr, Ceredigion, Wales, UK |
| 5.1km (3.2 miles) | ⓘCwm-brwyno Mine, Goginan, Melindwr, Ceredigion, Wales, UK |
| 5.2km (3.3 miles) | ⓘCwmbrywno Mine, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK |
| 5.4km (3.4 miles) | ⓘAlltycrib Mine (Talybont Mine; Middleton Mine; North Cardigan Mine), Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK |
| 6.4km (4.0 miles) | ⓘHenfwlch Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK |
| 6.5km (4.0 miles) | ⓘPantmawr Mine, Devil's Bridge, Upper Llanfihangell-y-Creuddyn, Ceredigion, Wales, UK |
| 6.5km (4.1 miles) | ⓘPensarn Mine, Tre-Taliesin, Llangynfelyn, Ceredigion, Wales, UK |
| 6.6km (4.1 miles) | ⓘBlaenceulan Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK |
| 6.8km (4.2 miles) | ⓘEaglebrook Mine, Tal-y-bont, Ceulanymaesmawr, Ceredigion, Wales, UK |
| 7.0km (4.4 miles) | ⓘPwll Roman Mine, Tre-Taliesin, Llangynfelyn, Ceredigion, Wales, UK |
| References |
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