Fluorite

La Viesca Mine, La Collada mining area, Huergo, Siero, Comarca Oviedo, Principality of Asturias (Asturias)  Spain

Specimen size: 14.8 × 9.7 × 6.4 cm = 5.83” × 3.82” × 2.52”
Main crystal size: 9.6 × 6.8 cm = 3.78” × 2.68”