8ED160W2: A novelty at St. Marie 2012. Drusy growth, on matrix, of sharp short disphenoidal crystals of Chalcopyrite with a false appearance of the tetrahedron. They have very well defined faces and edges, are extraordinarily bright and some of them are very individualized.
Bou Nahas Mine, Oumjrane mining area, Alnif Commune, Tinghir Province, Drâa-Tafilalet Region  Morocco (12/2011-01/2012)

Specimen size: 6.5 × 5.7 × 3.6 cm = 2.56”

Main crystal size: 1.3 × 0.9 cm = 0.51”