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Biotite from
La Borie river alluvials, Champlong, Vieille-Brioude, Brioude, Haute-Loire, Auvergne-Rhône-Alpes, France

Locality type:Alluvials
Classification
Species:'Biotite' (not an IMA approved species)
Formula:K(Fe2+/Mg)2(Al/Fe3+/Mg)([Si/Al]Si2O10)(OH/F)2
Confirmation
Validity:Believed Valid
References
References:Collected by Guy Pégère
Data
Mineral Data:Click here to view Biotite data
Locality Data:Click here to view La Borie river alluvials, Champlong, Vieille-Brioude, Brioude, Haute-Loire, Auvergne-Rhône-Alpes, France
Nearest other occurrences of Biotite
1.1km (0.7 miles) Bartaillat river alluvials, Tapon, Vieille-Brioude, Brioude, Haute-Loire, Auvergne-Rhône-Alpes, France
1.1km (0.7 miles) Dintillat river alluvials, Vieille-Brioude, Brioude, Haute-Loire, Auvergne-Rhône-Alpes, France
1.7km (1.1 miles) Cherlet river alluvials, Vieille-Brioude, Brioude, Haute-Loire, Auvergne-Rhône-Alpes, France
2.2km (1.4 miles) Coste-Cirgues river alluvials, Vieille-Brioude, Brioude, Haute-Loire, Auvergne-Rhône-Alpes, France
2.3km (1.5 miles) Bouchassou river alluvials, Ribeyre, Saint-Ilpize, Lavoûte-Chilhac, Haute-Loire, Auvergne-Rhône-Alpes, France
3.1km (1.9 miles) Feneyrolles river alluvials, Feneyrolles, Saint-Privat-du-Dragon, Lavoûte-Chilhac, Haute-Loire, Auvergne-Rhône-Alpes, France
3.2km (2.0 miles) Grenier river alluvials, Grenier, Saint-Ilpize, Lavoûte-Chilhac, Haute-Loire, Auvergne-Rhône-Alpes, France
3.4km (2.1 miles) La Rode river alluvials, Faucon, Saint-Ilpize, Lavoûte-Chilhac, Haute-Loire, Auvergne-Rhône-Alpes, France
27.6km (17.1 miles) Chardas, Allègre, Haute-Loire, Auvergne-Rhône-Alpes, France
34.6km (21.5 miles) Ander river alluvials, Roffiac, Saint-Flour, Cantal, Auvergne-Rhône-Alpes, France
 
Mineral and/or Locality  
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