Chalcopyrite

Azcárate Quarry, Eugui, Esteríbar, Comarca Auñamendi, Chartered Community of Navarre (Navarre)  Spain (2004)

Specimen size: 4.2 × 4 × 2.6 cm = 1.65” × 1.57” × 1.02”
Main crystal size: 4.2 × 2.5 cm = 1.65” × 0.98”