Marcasite with Barite, Pyrite and Quartz

Bou Nahas Mine, Oumjrane mining area, Alnif Commune, Tinghir Province, Drâa-Tafilalet Region  Morocco (2016)

Specimen size: 11 × 5.7 × 8 cm = 4.33” × 2.24” × 3.15”
Main crystal size: 1.2 × 0.9 cm = 0.47” × 0.35”