Fluorite

Josefa-Veneros vein, 75 level, La Collada mining area, Coroña de Arriba-La Collada, Siero, Comarca Oviedo, Principality of Asturias (Asturias)  Spain (±1970-75)

Specimen size: 12.6 × 8.2 × 4.7 cm = 4.96” × 3.23” × 1.85”
Main crystal size: 2 × 1.4 cm = 0.79” × 0.55”