Bornite - Montecastelli Pisano, Castelnuovo Val di Cecina, Italy - 29 x 18 mm
Mineral: Bornite
Locality: Montecastelli Pisano, Castelnuovo Val di Cecina, Pisa Province, Tuscany, Italy
Dimensions: 29 x 18 mm

Description: The crystal measures 5 mm.