Locality type: | Valley |
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 Comba de la Sassa (Comba della Sassa; Sassa Valley), Bionaz, Aosta Valley, Italy |
Data Identifiers |
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Mindat Occurrence Record ID: | 981187 |
Long-form Identifier: | 1:3:981187:4 |
GUID (UUID V4): | 82fe24b3-1ff9-4400-b14b-1273e8bc3f84 |
Nearest other occurrences of Biotite |
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30.5km (19.0 miles) | ⓘCrête de Thyon, Thyon, Vex, Hérens, Valais, Switzerland |
32.0km (19.9 miles) | ⓘAiguille de l'A Neuve, La Fouly, Ferret Valley, Orsières, Entremont, Valais, Switzerland |
35.5km (22.0 miles) | ⓘMartigny road tunnel, Mont Chemin mining district, Martigny, Valais, Switzerland |
36.1km (22.4 miles) | ⓘMontet, Morgex, Aosta Valley, Italy |
36.4km (22.6 miles) | ⓘPipji glacier, Pipjitälli, Turtmann Valley, Turtmann-Unterems, Leuk, Valais, Switzerland |
36.7km (22.8 miles) | ⓘKiriaz (Chirriaz), Morgex, Aosta Valley, Italy |
36.8km (22.9 miles) | ⓘLes Moulins Mine, Saint-Luc, Anniviers, Sierre, Valais, Switzerland |
37.0km (23.0 miles) | ⓘAlpe Pedriola, Macugnaga, Verbano-Cusio-Ossola Province, Piedmont, Italy |
39.1km (24.3 miles) | ⓘColle San Carlo area (Col Saint-Charles area; Col d'Arpy area), Morgex, Aosta Valley, Italy |
42.1km (26.1 miles) | ⓘBalayer, Finhaut, Saint-Maurice, Valais, Switzerland |
References |
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al Piaz, G.V., Bistacchi, A., Gianotti, F., Monopoli, B., Passeri, L., Schiavo, A., with contributions of Bertolo, D., Bonetto, F., Ciarapica, G., Dal Piaz, G., Gouffon, Y., Massironi, M., Ratto, S., Toffolon, G. (2015): Note illustrative della Carta Geologica d’Italia alla scala 1:50.000, Foglio 070 Monte Cervino. ISPRA, Serv. Geol. d'Italia - Regione Autonoma Valle d'Aosta/Région Autonome Vallée d'Aoste, Land Technology & Services, Treviso, 431 pp. |