Vote for your favorite mineral in #MinCup26! - Bournonite vs. Vesuvianite
Cogwheels of bournonite are up against colourful vesuvianite.
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Biotite from
Gave d’Azun river alluvial deposits, Arcizans-Avant, Argelès-Gazost, Hautes-Pyrénées, Occitanie, France


Locality type:Alluvials
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:Believed Valid
Data
Mineral Data:Click here to view Biotite data
Locality Data:Click here to view Gave d’Azun river alluvial deposits, Arcizans-Avant, Argelès-Gazost, Hautes-Pyrénées, Occitanie, France
Data Identifiers
Mindat Occurrence Record ID:645186
Long-form Identifier:1:3:645186:8
GUID (UUID V4):0
Nearest other occurrences of Biotite
35.1km (21.8 miles) ⓘEspéchère, Avezac-Prat-Lahitte, Bagnères-de-Bigorre, Hautes-Pyrénées, Occitanie, France
47.0km (29.2 miles) ⓘCol d'Urdach, Aramits, Oloron-Sainte-Marie, Pyrénées-Atlantiques, Nouvelle-Aquitaine, France
48.0km (29.8 miles) ⓘCol d'Etche, Ance, Aramits, Oloron-Sainte-Marie, Pyrénées-Atlantiques, Nouvelle-Aquitaine, France
58.6km (36.4 miles) ⓘForau de O ravine (Gías pass; Clarabide pass; Oô pass), Benasque, Huesca, Aragon, Spain
63.5km (39.4 miles) ⓘMail de la Pique, Baren, Saint-Gaudens, Haute-Garonne, Occitanie, France
70.3km (43.7 miles) ⓘEriasa Quarry, Bossòst (Bossost), Aran (Val d'Aran; Aran Valley), Lleida, Catalonia, Spain
References
Périnet, François (n.d.) Personal communication.
 
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