| Locality type: | Mine |
| 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 Ertelien Mine, Ertelien Mines, Holleia, Ringerike Ni Mines, Ringerike, Buskerud, Norway |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 1834016 |
| Long-form Identifier: | 1:3:1834016:1 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Biotite |
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| 4.2km (2.6 miles) | ⓘSkjerpevika, Holleia, Ringerike Ni Mines, Ringerike, Buskerud, Norway |
| 9.5km (5.9 miles) | ⓘDypingdal serpentine-magnesite deposit, Snarum, Modum, Buskerud, Norway |
| 9.9km (6.1 miles) | ⓘSkaug Mine, Holleia, Ringerike Ni Mines, Ringerike, Buskerud, Norway |
| 11.3km (7.0 miles) | ⓘHilsen Farm, Snarum, Modum, Buskerud, Norway |
| 13.2km (8.2 miles) | ⓘDøvikkollen, Modum West, Modum, Buskerud, Norway |
| 14.7km (9.1 miles) | ⓘSkuterud Mines, Modum West, Modum, Buskerud, Norway |
| 14.7km (9.2 miles) | ⓘMellomgruvene, Skuterud Mines, Modum West, Modum, Buskerud, Norway |
| 24.5km (15.2 miles) | ⓘBjertnes pegmatite, Krødsherad, Buskerud, Norway |
| 25.1km (15.6 miles) | ⓘGrågalten Mine, Sigdal Nikkelværk, Sigdal, Buskerud, Norway |
| 30.9km (19.2 miles) | ⓘLangedalen Mine, Ringerike Ni Mines, Ringerike, Buskerud, Norway |
| References |
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