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Phengite from
Servette-Chuc mining complex, Saint-Marcel, Aosta Valley, Italy

Locality type:Complex
Classification
Species:'Phengite' (not an IMA approved species)
Formula:KAl1.5(Mg,Fe)0.5(Al0.5Si3.5O10)(OH)2
Confirmation
Validity:Believed Valid
References
References:Martin, S., Tartarotti, P. (1989): Polyphase HP metamorphism in the ophiolitic glaucophanites of the lower St. Marcel valley (Aosta, Italy). Ofioliti, 14, 135-156
Data
Mineral Data:Click here to view Phengite data
Locality Data:Click here to view Servette-Chuc mining complex, Saint-Marcel, Aosta Valley, Italy
Localities for Phengite in this Region
Fontillon Damon ridge, Servette-Chuc mining complex, Saint-Marcel, Aosta Valley, Italy
Nearest other occurrences of Phengite
2.4km (1.5 miles) A Prabornaz Mine (Praborna Mine), Saint-Marcel, Aosta Valley, Italy
52.7km (32.7 miles) B Brunegg pass, Turtmann Valley, Wallis (Valais), Switzerland
52.8km (32.8 miles) C Crête de Thyon, Thyon, Hérens Valley, Wallis (Valais), Switzerland
90.1km (56.0 miles) D Gischi glacier (incl. Gischihorn), Kriegalp Valley (Chriegalp Valley), Binn Valley, Wallis (Valais), Switzerland
107.3km (66.7 miles) E Montoso Quarries, Bagnolo Piemonte, Cuneo Province, Piedmont, Italy
126.2km (78.4 miles) F Roche Noire massif, Ceillac, Hautes-Alpes, Provence-Alpes-Côte d'Azur, France
126.9km (78.8 miles) G Pratolungo, Isasca valley, Venasca, Varaita Valley, Cuneo Province, Piedmont, Italy
149.7km (93.0 miles) H Riou de Buissard ravine, Saint-Michel-de-Chaillol, Hautes-Alpes, Provence-Alpes-Côte d'Azur, France
156.8km (97.4 miles) I Montaldo Mine (Montaldo di Mondovì Mine), Borgata Oberti, Montaldo di Mondovì, Corsaglia Valley, Cuneo Province, Piedmont, Italy
165.7km (103.0 miles) J Beigua Mt., Varazze and Sassello, Savona Province, Liguria, Italy
Mineral and/or Locality  
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