| Locality type: | Mine |
| Classification |
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| Species: | Quartz |
| Formula: | SiO2 |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Quartz data |
| Locality Data: | Click here to view Llyn du Bach mine, Llanfair, Gwynedd, Wales, UK |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 906509 |
| Long-form Identifier: | 1:3:906509:3 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Quartz |
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| 0.3km (0.2 miles) | ⓘMoel Ysgyfarnogod, Talsarnau, Gwynedd, Wales, UK |
| 7.2km (4.5 miles) | ⓘPantywrach Mine, Llanfrothen, Gwynedd, Wales, UK |
| 8.0km (4.9 miles) | ⓘBwlch y Plym Mine, Llanfrothen, Gwynedd, Wales, UK |
| 8.1km (5.0 miles) | ⓘMinffordd Quarry, Llanfrothen, Gwynedd, Wales, UK |
| 9.6km (6.0 miles) | ⓘPrince Edward Mine (Moel Croesau), Trawsfynydd, Gwynedd, Wales, UK |
| 9.8km (6.1 miles) | ⓘGwynfynydd Mine, Ganllwyd, Gwynedd, Wales, UK |
| 10.4km (6.4 miles) | ⓘTwll Maen Grisial, Fron Olau, Prenteg, Dolbenmaen, Gwynedd, Wales, UK |
| 11.2km (7.0 miles) | ⓘTanygrisiau Railway Station, Tanygrisiau, Ffestiniog, Gwynedd, Wales, UK |
| 11.9km (7.4 miles) | ⓘManod Quarry (Manod New Setts Quarry), Ffestiniog, Gwynedd, Wales, UK |
| 12.3km (7.6 miles) | ⓘDolfrwnog Mine (incl. Turf Copper Mine), Ganllwyd, Gwynedd, Wales, UK |
| References |
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