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Sillimanite from
Dervio-Colico road tunnel, Dorio, Lecco Province, Lombardy, Italy

Locality type:Tunnel
Classification
Species:Sillimanite
Formula:Al2(SiO4)O
Confirmation
Validity:Believed Valid
References
References:Mottana A., Fusi A., Bianchi Potenza B., Crespi R., Liborio G. (1983): Hydrocarbon-bearing cordierite from the Dervio-Colico road tunnel (Como, Italy). N. Jahrb. Mineral. Abh., 148, 2, 181-199; Rosaspina C. (1984): Cordierite negli scisti sillimanitici dell'Alto Lario Orientale. Riv. Mineral. Ital., 8, 3 (3-1984), 110.
Data
Mineral Data:Click here to view Sillimanite data
Locality Data:Click here to view Dervio-Colico road tunnel, Dorio, Lecco Province, Lombardy, Italy
Nearest other occurrences of Sillimanite
20.1km (12.5 miles) Promegn, Cama Valley, Cama, Moesa, Mesolcina Valley (Misox), Grisons, Switzerland
22.6km (14.0 miles) Codera streambed, Codera Valley, Novate Mezzola, Valchiavenna, Sondrio Province, Lombardy, Italy
25.9km (16.1 miles) Castione, Arbedo-Castione, Ticino, Switzerland
27.2km (16.9 miles) Punta Trubinasca, Codera Valley, Novate Mezzola, Valchiavenna, Sondrio Province, Lombardy, Italy
56.1km (34.8 miles) Sponda Alp - Pizzo Forno, Chironico Valley, Leventina, Ticino, Switzerland
70.8km (44.0 miles) Mont'Orfano (Montorfano), Mergozzo, Verbano-Cusio-Ossola Province, Piedmont, Italy
72.4km (45.0 miles) Candoglia, Mergozzo, Verbano-Cusio-Ossola Province, Piedmont, Italy
74.2km (46.1 miles) Nibbio-Val Faera (Nibbio-Val Fredda) pegmatites, Mergozzo, Verbano-Cusio-Ossola Province, Piedmont, Italy
96.9km (60.2 miles) Susten pass, Meien Valley, Uri, Switzerland
 
Mineral and/or Locality  
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