Twinned Dolomite

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

Specimen size: 9 × 8.7 × 6.8 cm = 3.54” × 3.43” × 2.68”
Main crystal size: 3.7 × 3.1 cm = 1.46” × 1.22”