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Biotite from
Comba de la Sassa (Comba della Sassa; Sassa Valley), Bionaz, Aosta Valley, Italy


Locality type:Valley
Classification
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:Confirmed
Confirmation Methods:Visually Identified
Data
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
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
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
 
Mineral and/or Locality  
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