Dolomite

Azcárate Quarry, Eugui, Esteríbar, Comarca Auñamendi, Chartered Community of Navarre (Navarre)  Spain (±1990)

Specimen size: 4.8 × 4 × 3.2 cm = 1.89” × 1.57” × 1.26”
Main crystal size: 1.7 × 1.6  cm = 0.67” × 0.63”