| Locality type: | Mine |
| Classification |
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| Species: | Opal |
| Formula: | SiO2 · nH2O |
| Comments: | Blue opal
Fire opal |
| Confirmation |
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| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
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| Torbernite | 3 |
| Quartz | 1 |
| Data |
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| Mineral Data: | Click here to view Opal data |
| Locality Data: | Click here to view Bancherelle Mine, Ris, Thiers, Puy-de-Dôme, Auvergne-Rhône-Alpes, France |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 217193 |
| Long-form Identifier: | 1:3:217193:7 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Opal |
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| 1.0km (0.6 miles) | ⓘReliez, Ris, Thiers, Puy-de-Dôme, Auvergne-Rhône-Alpes, France |
| 1.0km (0.6 miles) | ⓘGagnol Mine, Ris, Thiers, Puy-de-Dôme, Auvergne-Rhône-Alpes, France |
| 1.4km (0.9 miles) | ⓘEtang de Reliez, Lachaux, Thiers, Puy-de-Dôme, Auvergne-Rhône-Alpes, France |
| 1.5km (0.9 miles) | ⓘRoffin Mine, Lachaux, Thiers, Puy-de-Dôme, Auvergne-Rhône-Alpes, France |
| 5.1km (3.2 miles) | ⓘBigay Mine, Lachaux, Thiers, Puy-de-Dôme, Auvergne-Rhône-Alpes, France |
| 5.2km (3.2 miles) | ⓘGourniaud Mine, Lachaux, Thiers, Puy-de-Dôme, Auvergne-Rhône-Alpes, France |
| 32.9km (20.4 miles) | ⓘChamp des Poix mine, Pont-du-Château, Clermont-Ferrand, Puy-de-Dôme, Auvergne-Rhône-Alpes, France |
| 34.6km (21.5 miles) | ⓘPuy du Mur Quarry, Mur-sur-Allier, Clermont-Ferrand, Puy-de-Dôme, Auvergne-Rhône-Alpes, France |
| 39.3km (24.4 miles) | ⓘPuy de la Poix, Clermont-Ferrand, Clermont-Ferrand, Puy-de-Dôme, Auvergne-Rhône-Alpes, France |
| 40.6km (25.2 miles) | ⓘPuy de Crouel, Clermont-Ferrand, Clermont-Ferrand, Puy-de-Dôme, Auvergne-Rhône-Alpes, France |
| References |
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Bancherelle Mine, Ris, Thiers, Puy-de-Dôme, Auvergne-Rhône-Alpes, France