| Locality type: | Tunnel |
| Classification |
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| Species: | Sillimanite |
| Formula: | Al2(SiO4)O |
| Confirmation |
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| Validity: | Believed Valid |
| Data |
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| Mineral Data: | Click here to view Sillimanite data |
| Locality Data: | Click here to view Dervio-Colico road tunnel, Dorio, Lecco Province, Lombardy, Italy |
| Data Identifiers |
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| Mindat Occurrence Record ID: | 968650 |
| Long-form Identifier: | 1:3:968650:2 |
| GUID (UUID V4): | 0 |
| Nearest other occurrences of Sillimanite |
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| 5.2km (3.2 miles) | ⓘState Road "SS 340 dir" works, Musso, Como Province, Lombardy, Italy |
| 6.0km (3.8 miles) | ⓘMonte di Vercana, Vercana, Como Province, Lombardy, Italy |
| 8.6km (5.3 miles) | ⓘCiosino, Dosso del Liro, Como Province, Lombardy, Italy |
| 8.7km (5.4 miles) | ⓘSelvedo, Sorico, Como Province, Lombardy, Italy |
| 10.2km (6.4 miles) | ⓘBolgiana, Dosso del Liro, Como Province, Lombardy, Italy |
| 17.7km (11.0 miles) | ⓘBoschetto di Pisciarotondo, Morobbia Valley, Bellinzona, Bellinzona, Ticino, Switzerland |
| 20.1km (12.5 miles) | ⓘPromegn, Cama Valley, Cama, Moesa Region, Grisons, Switzerland |
| 20.6km (12.8 miles) | ⓘRoveredo-Laura road, Roveredo, Moesa Region, Grisons, Switzerland |
| 21.0km (13.0 miles) | ⓘValle di Melera, Morobbia Valley, Bellinzona, Bellinzona, Ticino, Switzerland |
| 21.3km (13.2 miles) | ⓘGrono-Verdabbio road, Grono, Moesa Region, Grisons, Switzerland |
| References |
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