| 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 Barrocal quarries, Nossa Senhora da Tourega e Nossa Senhora de Guadalupe, Évora, Évora, Portugal |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 923719 |
| Long-form Identifier: | 1:3:923719:3 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Biotite |
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| 13.9km (8.6 miles) | ⓘCasas Novas Mine, Santiago do Escoural, Montemor-o-Novo, Évora, Portugal |
| 29.1km (18.1 miles) | ⓘMonfurado gold prospect, São Cristóvão, Montemor-o-Novo, Évora, Portugal |
| 41.5km (25.8 miles) | ⓘPedras Pintas Mine, Cortiçadas de Lavre e Lavre, Montemor-o-Novo, Évora, Portugal |
| 68.1km (42.3 miles) | ⓘLousal Mine, Azinheira dos Barros, Grândola, Setúbal, Portugal |
| 69.5km (43.2 miles) | ⓘFerrarias e Castelo Mine, Santa Vitória e Mombeja, Beja, Beja, Portugal |
| 76.6km (47.6 miles) | ⓘD. João quarry (Herdade do Padre João), Monforte, Monforte, Portalegre, Portugal |
| 78.0km (48.5 miles) | ⓘCabeço de Vide ultramafic complex, Alter do Chão, Portalegre, Portugal |
| 88.4km (54.9 miles) | ⓘAparis Mine, Barrancos, Barrancos, Beja, Portugal |
| 99.3km (61.7 miles) | ⓘHerdade do Ferragudo Mine, Castro Verde e Casével, Castro Verde, Beja, Portugal |
| References |
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