| Locality type: | Quarry |
| Classification |
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| Species: | 'Biotite' (not an IMA approved species) |
| Formula: | K(Fe2+/Mg)2(Al/Fe3+/Mg/Ti)([Si/Al/Fe]2Si2O10)(OH/F)2 |
| Confirmation |
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| Validity: | Believed Valid |
| Associated Minerals Based on Photo Data: |
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| Augite | 1 |
| Data |
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| Mineral Data: | Click here to view Biotite data |
| Locality Data: | Click here to view Firmerich, Daun, Daun, Vulkaneifel, Rhineland-Palatinate, Germany |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 85188 |
| Long-form Identifier: | 1:3:85188:4 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Biotite |
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| 4.1km (2.6 miles) | ⓘAltburg, Schalkenmehren, Daun, Vulkaneifel, Rhineland-Palatinate, Germany |
| 4.7km (2.9 miles) | ⓘLöhley, Üdersdorf, Daun, Vulkaneifel, Rhineland-Palatinate, Germany |
| 5.9km (3.7 miles) | ⓘKahlenberg, Oberstadtfeld, Daun, Vulkaneifel, Rhineland-Palatinate, Germany |
| 5.9km (3.7 miles) | ⓘNerother Kopf, Neunkirchen, Daun, Daun, Vulkaneifel, Rhineland-Palatinate, Germany |
| 5.9km (3.7 miles) | ⓘEmmelberg, Üdersdorf, Daun, Vulkaneifel, Rhineland-Palatinate, Germany |
| 6.9km (4.3 miles) | ⓘEselsberg, Dockweiler, Daun, Vulkaneifel, Rhineland-Palatinate, Germany |
| 7.2km (4.5 miles) | ⓘHangelberg quarry, Hinterweiler, Daun, Vulkaneifel, Rhineland-Palatinate, Germany |
| 7.6km (4.7 miles) | ⓘHummerich, Utzerath, Daun, Vulkaneifel, Rhineland-Palatinate, Germany |
| 8.6km (5.4 miles) | ⓘRadersberg quarry, Dreis-Brück, Daun, Vulkaneifel, Rhineland-Palatinate, Germany |
| 8.7km (5.4 miles) | ⓘDreiser Weiher, Dreis, Dreis-Brück, Daun, Vulkaneifel, Rhineland-Palatinate, Germany |
| References |
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Firmerich, Daun, Daun, Vulkaneifel, Rhineland-Palatinate, Germany