Quartz

Quartz outcrop, Riera de Osor, Osor, Comarca La Selva, Gerona / Girona, Catalonia / Catalunya  Spain (31/05/2015)

Specimen size: 8.7 × 7.6 × 2.4 cm = 3.43” × 2.99” × 0.94”
Main crystal size: 3.6 × 0.4 cm = 1.42” × 0.16”