Quartz (variety amethyst)

Enekuri pillow-lavas outcrop, Enekuri, Bilbao, Comarca Gran Bilbao, Vizcaya / Bizkaia, Basque Country (Euskadi)  Spain (±1986)

Specimen size: 2.9 × 2.6 × 2 cm = 1.14” × 1.02” × 0.79”
Main crystal size: 1 × 0.7 cm = 0.39” × 0.28”