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Biotite from
Mont Denise, Espaly-Saint-Marcel, Le Puy-en-Velay, Haute-Loire, Auvergne-Rhône-Alpes, France

Locality type:Mountain
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:Barrier D, Pourtier G, Médard P (2004) Minéralogie du mont Denise (Haute-Loire). Le Cahier des Micromonteurs 83: 3-11.
Data
Mineral Data:Click here to view Biotite data
Locality Data:Click here to view Mont Denise, Espaly-Saint-Marcel, Le Puy-en-Velay, Haute-Loire, Auvergne-Rhône-Alpes, France
Nearest other occurrences of Biotite
18.6km (11.6 miles) A Chardas, Allègre, Haute-Loire, Auvergne-Rhône-Alpes, France
35.6km (22.1 miles) B Lavilatte, Largentière, Ardèche, Auvergne-Rhône-Alpes, France
37.9km (23.6 miles) C Feneyrolles river alluvials, Feneyrolles, Saint-Privat-du-Dragon, Lavoûte-Chilhac, Haute-Loire, Auvergne-Rhône-Alpes, France
39.1km (24.3 miles) D Grenier river alluvials, Grenier, Saint-Ilpize, Lavoûte-Chilhac, Haute-Loire, Auvergne-Rhône-Alpes, France
39.2km (24.4 miles) E La Rode river alluvials, Faucon, Saint-Ilpize, Lavoûte-Chilhac, Haute-Loire, Auvergne-Rhône-Alpes, France
39.9km (24.8 miles) F Bouchassou river alluvials, Ribeyre, Saint-Ilpize, Lavoûte-Chilhac, Haute-Loire, Auvergne-Rhône-Alpes, France
40.3km (25.0 miles) G Bartaillat river alluvials, Tapon, Vieille-Brioude, Brioude, Haute-Loire, Auvergne-Rhône-Alpes, France
41.0km (25.5 miles) H La Borie river alluvials, Champlong, Vieille-Brioude, Brioude, Haute-Loire, Auvergne-Rhône-Alpes, France
41.1km (25.6 miles) I Cherlet river alluvials, Vieille-Brioude, Brioude, Haute-Loire, Auvergne-Rhône-Alpes, France
41.4km (25.7 miles) J Coste-Cirgues river alluvials, Vieille-Brioude, Brioude, Haute-Loire, Auvergne-Rhône-Alpes, France
41.5km (25.8 miles) K Dintillat river alluvials, Vieille-Brioude, Brioude, Haute-Loire, Auvergne-Rhône-Alpes, France
63.6km (39.5 miles) L Ander river alluvials, Roffiac, Saint-Flour, Cantal, Auvergne-Rhône-Alpes, France
65.2km (40.5 miles) M Peymartin, La Tour-en-Jarez, Saint-Etienne, Loire, Auvergne-Rhône-Alpes, France
67.0km (41.6 miles) N L'Hermitage, Saint-Chamond, Loire, Auvergne-Rhône-Alpes, France
80.0km (49.7 miles) O Saint-Symphorien-sur-Coise quarry, Chazelles-sur-Lyon, Lyon, Rhône, Auvergne-Rhône-Alpes, France
82.2km (51.1 miles) P Santoire river alluvials, Ségur-les-Villas, Allanche, Cantal, Auvergne-Rhône-Alpes, France
86.2km (53.6 miles) Q Puy de Saint-Sandoux (Puy de Barneire), Saint-Sandoux, Saint-Amant-Tallende, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
89.6km (55.7 miles) R Mornant, Lyon, Rhône, Auvergne-Rhône-Alpes, France
92.6km (57.5 miles) S Yzeron, Lyon, Rhône, Auvergne-Rhône-Alpes, France
93.9km (58.4 miles) T Neuffonds river alluvials, Besse-en-Chandesse, Besse-et-Saint-Anastaise, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
94.4km (58.7 miles) U Couze de Chaudefour river alluvials, Voissière, Chambon-sur-Lac, Besse-et-Saint-Anastaise, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
95.0km (59.0 miles) V Chareire river alluvials, Chareire, Picherande, La Tour d'Auvergne, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
95.5km (59.4 miles) W Dore river alluvials, Dorat, Thiers, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
98.8km (61.4 miles) X Bellevue quarry, Montagny, Brignais, Lyon, Rhône, Auvergne-Rhône-Alpes, France
99.6km (61.9 miles) Y Val Blanc river alluvials, Mont-Dore, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
101.0km (62.8 miles) Z Jordanne river alluvials, Lascelle, Aurillac, Cantal, Auvergne-Rhône-Alpes, France
101.5km (63.0 miles) 0 Chevalard river alluvials, Vernines, Rochefort-Montagne, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
101.9km (63.3 miles) 1 Gagne river alluvials, La Tour d'Auvergne, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
103.5km (64.3 miles) 2 Gigeole river alluvials, Olmont, Nébouzat, Rochefort-Montagne, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
103.9km (64.6 miles) 3 Charrier Mine, Laprugne, Le Mayet-de-Montagne, Allier, Auvergne-Rhône-Alpes, France
104.1km (64.7 miles) 4 Puy de Menoyre, Menet, Cantal, Auvergne-Rhône-Alpes, France
106.4km (66.1 miles) 5 Ayssard river alluvials, La Tour d'Auvergne, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
108.1km (67.2 miles) 6 Ricolas river alluvials, Laqueuille, Rochefort-Montagne, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
108.6km (67.5 miles) 7 Buges river alluvials, Perpezat, Rochefort-Montagne, Puy-de-Dôme, Auvergne-Rhône-Alpes, France
109.0km (67.7 miles) 8 Mars river alluvials, Anglards-de-Salers, Salers, Cantal Mts, Cantal, Auvergne-Rhône-Alpes, France
109.5km (68.0 miles) 9 Quai Saint Vincent, First District, Lyon, Rhône, Auvergne-Rhône-Alpes, France
Mineral and/or Locality  
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