Dolomite (twinned)

Asturreta Quarry, 'el pozo', Eugui, Esteríbar, Comarca Auñamendi, Chartered Community of Navarre (Navarre)  Spain (±1970)

Specimen size: 5.4 × 5.2 × 3 cm = 2.13” × 2.05” × 1.18”
Main crystal size: 3 × 2.8 cm = 1.18” × 1.10”