Sodalite
Pollena quarries, Pollena Trocchia, Mount Somma, Somma-Vesuvius Complex, Naples, Campania, Italy
Rhombododecahedral flesh-colored sodalite crystals, bottom and left. On one of them, a colorless and transparent sodalite crystal has grown, inside which elongated and divergent inclusions are visible. This crystal is a typical twin on {111}, forming pseudo-hexagonal prisms by elongation along [111]. On the right, black, striped, tabular crystals ...