Bournonite

Les Malines mining district, Saint-Laurent-le-Minier, Le Vigan, Gard Department, Occitanie  France

Specimen size: 7.1 × 4.8 × 2.8 cm = 2.80” × 1.89” × 1.10”
Main crystal size: 2 × 1.7 cm = 0.79” × 0.67”