Fluorite

Allenheads Mine (Beaumont Mine), Allendale, Northumberland  United Kingdom (±1996)

Specimen size: 8.5 × 8.2 × 2.7 cm = 3.35” × 3.23” × 1.06”
Main crystal size: 1.3 × 1.3 cm = 0.51” × 0.51”