Pyrite

Bou Nahas Mine, Oumjrane mining area, Alnif Commune, Tinghir Province, Drâa-Tafilalet Region  Morocco (2017)

Specimen size: 1.7 × 1.6 × 1 cm = 0.67” × 0.63” × 0.39”
Main crystal size: 0.6 × 0.2 cm = 0.24” × 0.08”