Vote for your favorite mineral in #MinCup26! - Hafnon vs. Putnisite
It's a pair of tiny minerals of unusual chemistry as orange Hafnon battles with purple Putnisite.
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Sillimanite from
Aure Valley, Hautes-Pyrénées, Occitanie, France


Locality type:Valley
Classification
Species:Sillimanite
Formula:Al2(SiO4)O
Confirmation
Validity:Believed Valid
Data
Mineral Data:Click here to view Sillimanite data
Locality Data:Click here to view Aure Valley, Hautes-Pyrénées, Occitanie, France
Data Identifiers
Mindat Occurrence Record ID:163063
Long-form Identifier:1:3:163063:3
GUID (UUID V4):0
Nearest other occurrences of Sillimanite
39.5km (24.5 miles) ⓘGave d’Azun river alluvial deposits, Arcizans-Avant, Argelès-Gazost, Hautes-Pyrénées, Occitanie, France
46.1km (28.6 miles) ⓘGave de Pau river alluvial deposits, Saint-Pé-de-Bigorre, Argelès-Gazost, Hautes-Pyrénées, Occitanie, France
70.3km (43.7 miles) ⓘLa Fourque granodiorite outcrop, Salau, Seix, Saint-Girons, Ariège, Occitanie, France
82.8km (51.4 miles) ⓘMoureous, Le Port, Saint-Girons, Ariège, Occitanie, France
References
De Ascenção Guedes, Roger, Casteret, Alain, Goujou, Jean-Christian (2002) Aperçu Minéralogique de la vallée d'Aure, Hautes-Pyrénées [Mineralogical overview of the Aure valley, Hautes-Pyrénées]. Le Règne Minéral, 8 (47) 5-47
 
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