Calcite with Sphalerite and Dolomite

Trèves Mine, Fournels Valley, Trèves, Gard, Occitanie  France (±1970)

Specimen size: 8.8 × 7.2 × 4.5 cm = 3.46” × 2.83” × 1.77”
Main crystal size: 1 × 1 cm = 0.39” × 0.39”