Calcite with sand inclusions

Cabrerets, Lauzès, Cahors, Lot Department, Occitanie  France

Specimen size: 4.6 × 4.5 × 4.4 cm = 1.81” × 1.77” × 1.73”
Main crystal size: 3 × 2.5 cm = 1.18” × 0.98”