Fluorite

Josefa-Veneros vein, 75 level, Coroña de Arriba-La Collada, La Collada mining area, Siero, Comarca Oviedo, Principality of Asturias (Asturias)  Spain (±1974)

Specimen size: 8.4 × 7.4 × 3.4 cm = 3.31” × 2.91” × 1.34”
Main crystal size: 4 × 1.3 cm = 1.57” × 0.51”