| 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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| Cordierite | 1 |
| Data |
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| Mineral Data: | Click here to view Biotite data |
| Locality Data: | Click here to view Caspar quarry, Ettringen, Vordereifel, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 76690 |
| Long-form Identifier: | 1:3:76690:2 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Biotite |
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| 1.1km (0.7 miles) | ⓘEttringer Feld, Ettringen, Vordereifel, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| 2.0km (1.3 miles) | ⓘMayener Feld, Mayen, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| 2.1km (1.3 miles) | ⓘTuff outcrops, Hochstein, Ettringen, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| 2.5km (1.5 miles) | ⓘIn der Ahl Quarry, Mayen, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| 2.7km (1.7 miles) | ⓘHochsimmer quarries, Hochsimmer volcano, Sankt Johann, Vordereifel, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| 3.0km (1.9 miles) | ⓘMichels Quarry, Hochstein, Mendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| 3.6km (2.2 miles) | ⓘRodder Höfe, Mendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| 4.1km (2.6 miles) | ⓘThelenberg, Mendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| 4.3km (2.7 miles) | ⓘBasalt quarries, Mendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| 5.2km (3.2 miles) | ⓘPumice quarries, Wingertsberg, Mendig, Mendig, Mayen-Koblenz, Rhineland-Palatinate, Germany |
| References |
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Caspar quarry, Ettringen, Vordereifel, Mayen-Koblenz, Rhineland-Palatinate, Germany