| Locality type: | Pegmatite |
| 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: | Confirmed |
| Confirmation Methods: | Visually Identified |
| Data |
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| Mineral Data: | Click here to view Biotite data |
| Locality Data: | Click here to view Ertsvikodden, Østerøya, Sandefjord, Vestfold, Norway |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 1338377 |
| Long-form Identifier: | 1:3:1338377:2 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Biotite |
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| 2.4km (1.5 miles) | ⓘTveitanodden West, Folehavna, Vesterøya, Sandefjord, Vestfold, Norway |
| 2.8km (1.8 miles) | ⓘHusefjell, Vesterøya, Sandefjord, Vestfold, Norway |
| 3.0km (1.8 miles) | ⓘVøra, Vesterøya, Sandefjord, Vestfold, Norway |
| 3.0km (1.9 miles) | ⓘVardåsen South, Auve, Vesterøya, Sandefjord, Vestfold, Norway |
| 4.0km (2.5 miles) | ⓘMefjordveien, Vesterøya, Sandefjord, Vestfold, Norway |
| 4.1km (2.6 miles) | ⓘNamløsholmen, Mefjorden, Sandefjord, Vestfold, Norway |
| 4.4km (2.8 miles) | ⓘHelgerødskjær, Tønsbergfjorden, Sandefjord, Vestfold, Norway |
| 5.0km (3.1 miles) | ⓘStauper Northwest, Stauper Islands, Tønsbergfjorden, Sandefjord, Vestfold, Norway |
| 5.4km (3.3 miles) | ⓘBuer, Vesterøya, Sandefjord, Vestfold, Norway |
| 5.6km (3.5 miles) | ⓘStrand, Østerøya, Sandefjord, Vestfold, Norway |
| References |
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