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 Pizzo Paglia pegmatite dyke, Leggia Valley, Leggia, Grono, Moesa Region, Grisons, Switzerland |
Data Identifiers |
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Mindat Occurrence Record ID: | 1237996 |
Long-form Identifier: | 1:3:1237996:7 |
GUID (UUID V4): | c4e35a65-d185-4ae8-8633-e3ae365173c9 |
Nearest other occurrences of Biotite |
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2.6km (1.6 miles) | ⓘCama Valley, Cama, Moesa Region, Grisons, Switzerland |
5.3km (3.3 miles) | ⓘGrono-Verdabbio road, Grono, Moesa Region, Grisons, Switzerland |
5.5km (3.4 miles) | ⓘSoè Valley, Bodengo Valley, Sondrio Province, Lombardy, Italy |
5.8km (3.6 miles) | ⓘTaglio d'Inghirina, Livo, Como Province, Lombardy, Italy |
8.1km (5.0 miles) | ⓘRoveredo-Laura road, Roveredo, Moesa Region, Grisons, Switzerland |
9.3km (5.8 miles) | ⓘGarzelli Valley, Bodengo Valley, Sondrio Province, Lombardy, Italy |
9.6km (6.0 miles) | ⓘAlpe Girso, Arbedo-Castione, Bellinzona, Ticino, Switzerland |
10.5km (6.5 miles) | ⓘGneiss quarries, Arvigo, Calanca, Moesa Region, Grisons, Switzerland |
11.0km (6.8 miles) | ⓘArvigo, Calanca, Moesa Region, Grisons, Switzerland |
13.0km (8.1 miles) | ⓘCastione, Arbedo-Castione, Bellinzona, Ticino, Switzerland |
References |
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Guastoni, A., Pennacchioni, G., Pozzi, G., Fioretti, A. M., Walters, J.M. (2014) Tertiary pegmatite dikes of the Central Alps. The Canadian Mineralogist, 52, 2, 191-219. |