| Locality type: | Municipality |
| 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 Enebakk, Viken, Norway |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 728010 |
| Long-form Identifier: | 1:3:728010:8 |
| GUID (UUID V4): | 5813abae-ffa8-46d1-b8f3-f0f59c342c90 |
| Nearest other occurrences of Biotite |
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| 19.7km (12.2 miles) | ⓘRomsåsen Ni Mines, Kykkelsrud, Askim, Indre Østfold, Østfold, Norway |
| 21.7km (13.5 miles) | ⓘGislingrud Quarries, Eidsberg, Indre Østfold, Østfold, Norway |
| 21.9km (13.6 miles) | ⓘMassingen I, Askim, Indre Østfold, Østfold, Norway |
| 26.5km (16.5 miles) | ⓘKristiansen Quarry (Bånkall Quarry), Bånkall, Grorud, Oslo, Norway |
| 26.7km (16.6 miles) | ⓘTonsenplassen, Oslomarka, Oslo, Norway |
| 27.5km (17.1 miles) | ⓘGjelleråsen, Nittedal, Viken, Norway |
| 27.9km (17.3 miles) | ⓘHuken Quarry, Grorud, Oslo, Norway |
| 29.8km (18.5 miles) | ⓘBjønndalen Quarry, Nittedal, Viken, Norway |
| 33.2km (20.6 miles) | ⓘSandermosen Station, Maridalen, Oslomarka, Oslo, Norway |
| 35.8km (22.3 miles) | ⓘSætre, Hurum, Asker, Viken, Norway |
| References |
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| Reference Search (possible matching items) |
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 | | Journal (issue) | | flusspat, hematitt og zirkon, samt fossiler. 10 Enebakk: Små, grønne apatittkrystaller i biotittrike stuffer...minerals from the Heftetjernpegmatite, Tørdal, south Norway. Norsk Bergverksmuseum, Skrift 41, 75-104. LARSEN...Fluorthalénitt-(Y) from Hundholmen, Tysfjord, north Norway. Norsk Bergverksmuseum, Skrift 41, 2124. SELBEKK...4, s. 4 – 20. Oftedal, I. (1943) Scandium in biotite as a geological thermometer. Norsk Geologisk Tidsskrift...Emeralds from a historical deposit: Byrud (Eidsvoll), Norway. Gem & Gemmology, vol. 44, no. 2, pp. 108 – 122 |
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