Calcite

Cadacu Quarry, Laval-Pradel, La Grand-Combe, Alès, Gard, Occitanie  France

Specimen size: 10.5 × 9.4 × 3.2 cm = 4.13” × 3.70” × 1.26”
Main crystal size: 2 × 2 cm = 0.79” × 0.79”