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Cordierite from
Sponda Alp - Pizzo Forno, Chironico Valley, Leventina, Ticino, Switzerland

Classification
Species:Cordierite
Formula:(Mg,Fe)2Al3(AlSi5O18)
Confirmation
Validity:Believed Valid
References
References:Stalder, H. A., Wagner, A., Graeser, S. and Stuker, P. (1998): Mineralienlexikon der Schweiz. Wepf (Basel), p. 122; Charlotte Redler, Alfred Irouschek, Teresa Jeffries and Reto Gieré (2016): Origin and Formation of Tourmaline-rich Cordierite-bearing Metapelitic Rocks from Alpe Sponda, Central Alps (Switzerland). Journal of Petrology, 57, 277-308.
Data
Mineral Data:Click here to view Cordierite data
Locality Data:Click here to view Sponda Alp - Pizzo Forno, Chironico Valley, Leventina, Ticino, Switzerland
Nearest other occurrences of Cordierite
56.1km (34.8 miles) A Dervio-Colico road tunnel, Dorio, Lecco Province, Lombardy, Italy
57.0km (35.4 miles) B Candoglia marble quarries, Candoglia, Mergozzo, Ossola Valley, Verbano-Cusio-Ossola Province, Piedmont, Italy
57.7km (35.8 miles) C Chete-Canete area, Villa di Chiavenna, Bregaglia Valley, Valchiavenna, Sondrio Province, Lombardy, Italy
59.9km (37.2 miles) D Mont'Orfano (Montorfano), Mergozzo, Ossola Valley, Verbano-Cusio-Ossola Province, Piedmont, Italy
60.8km (37.8 miles) E Codera streambed, Codera Valley, Novate Mezzola, Valchiavenna, Sondrio Province, Lombardy, Italy
61.7km (38.3 miles) F Seula mine (ex Montecatini quarry), Mount Camoscio, Oltrefiume, Baveno, Verbano-Cusio-Ossola Province, Piedmont, Italy
63.0km (39.1 miles) G Pizzo Trubinasca, Bondasca Valley, Bregaglia Valley (Bergell), Grisons, Switzerland
111.1km (69.0 miles) H Schattenspitze, Ochsen valley, Silvretta Alps, Montafon, Vorarlberg, Austria
127.6km (79.3 miles) I Brosso Mine, Cálea, Léssolo, Canavese District, Metropolitan City of Turin, Piedmont, Italy
129.1km (80.2 miles) J Traversella Mine, Traversella, Chiusella Valley, Canavese District, Metropolitan City of Turin, Piedmont, Italy
135.9km (84.5 miles) K Vedretta della Miniera, Zebrù Valley, Valfurva, Valtellina, Sondrio Province, Lombardy, Italy
142.9km (88.8 miles) L Porphyry quarry, Detzeln, Waldshut, Black Forest, Baden-Württemberg, Germany
151.8km (94.3 miles) M Locana, Orco Valley, Canavese District, Metropolitan City of Turin, Piedmont, Italy
172.6km (107.2 miles) N Zeigerhalde, Oberried, Black Forest, Baden-Württemberg, Germany
191.0km (118.7 miles) O Königsfeld im Schwarzwald, Freiburg im Breisgau, Black Forest, Baden-Württemberg, Germany
200.0km (124.3 miles) P Fohberg Quarry (Hauri Quarry), Bötzingen, Kaiserstuhl, Baden-Württemberg, Germany
220.5km (137.0 miles) Q Clara Mine, Rankach valley, Oberwolfach, Wolfach, Ortenaukreis, Freiburg, Baden-Württemberg, Germany
229.7km (142.7 miles) R Les Bas Rupts, Gérardmer, Vosges, Grand Est, France
239.6km (148.9 miles) S Barbey-Seroux, Vosges, Grand Est, France
Mineral and/or Locality  
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