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025-Switzerland-Ticino-Maggia-Valley-Riveo-Quarry-Granite-Workers-Excavator-2015.jpg
Switzerland. Canton Ticino. Maggia valley. Riveo. The quarries of Graniti Pollini SA company. Workers and orange excavator. Granite is a common type of felsic intrusive igneous rock which is granular and phaneritic in texture. 12.05.2015 © 2015 Didier Ruef