| 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 |
|---|
|
| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Biotite data |
| Locality Data: | Click here to view Artjärvi, Orimattila, Päijänne Tavastia, Finland |
| Data Identifiers |
|---|
|
| Mindat Occurrence Record ID: | 308527 |
| Long-form Identifier: | 1:3:308527:1 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Biotite |
|---|
|
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| 16.1km (10.0 miles) | ⓘLiljendal, Loviisa, Uusimaa, Finland |
| 16.7km (10.4 miles) | ⓘSääksjärvi, Iitti, Kymenlaakso, Finland |
| 16.9km (10.5 miles) | ⓘSääskjärvi intrusive, Iitti, Kymenlaakso, Finland |
| 19.4km (12.0 miles) | ⓘKankkila pegmatite, Myrskylä, Uusimaa, Finland |
| 43.0km (26.7 miles) | ⓘSkitunäs, Pyhtää, Kymenlaakso, Finland |
| 47.3km (29.4 miles) | ⓘRakokivenmäki pegmatite, Heinola, Päijänne Tavastia, Finland |
| 51.4km (31.9 miles) | ⓘTopaz quarry, Kotka, Kymenlaakso, Finland |
| 55.5km (34.5 miles) | ⓘW-Sn-Be occurrence, Kymi intrusion, Wyborg batholith, Finland/Russia |
| 62.3km (38.7 miles) | ⓘKuusisuo, Heinola, Päijänne Tavastia, Finland |
| 98.2km (61.0 miles) | ⓘKarelia Beryl Mine pegmatite, Kännätsalo, Luumäki, South Karelia, Finland |
| References |
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