| 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 |
| Data |
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| Mineral Data: | Click here to view Biotite data |
| Locality Data: | Click here to view Case Collina, Pitigliano, Grosseto Province, Tuscany, Italy |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 367201 |
| Long-form Identifier: | 1:3:367201:3 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Biotite |
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| 7.7km (4.8 miles) | ⓘMontenero Quarry, Onano, Viterbo Province, Lazio, Italy |
| 8.4km (5.2 miles) | ⓘPoggio Pinzo (Gradoli pozzolana quarry), Gradoli, Viterbo Province, Lazio, Italy |
| 28.5km (17.7 miles) | ⓘTrachyte quarry, Ponzano, Bagnoregio, Viterbo Province, Lazio, Italy |
| 44.0km (27.4 miles) | ⓘSan Martino al Cimino, Viterbo, Viterbo Province, Lazio, Italy |
| 44.4km (27.6 miles) | ⓘLe Carcarelle, Viterbo, Viterbo Province, Lazio, Italy |
| 45.1km (28.1 miles) | ⓘTre Croci, Vetralla, Viterbo Province, Lazio, Italy |
| 53.4km (33.2 miles) | ⓘMonte Rovello, Allumiere, Metropolitan City of Rome Capital, Lazio, Italy |
| 53.5km (33.2 miles) | ⓘSpizzicatore Hill, Allumiere, Metropolitan City of Rome Capital, Lazio, Italy |
| 56.9km (35.3 miles) | ⓘCala Grande, Monte Argentario, Grosseto Province, Tuscany, Italy |
| 57.8km (35.9 miles) | ⓘCala Moresca, Monte Argentario, Grosseto Province, Tuscany, Italy |
| References |
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Case Collina, Pitigliano, Grosseto Province, Tuscany, Italy