Twinned Dolomite

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

Specimen size: 6.5 × 5.1 × 4.5 cm = 2.56” × 2.01” × 1.77”
Main crystal size: 3.5 × 2.2 cm = 1.38” × 0.87”