“Crystals blacks, bright, magnetite, with prevailing faces of the cube, dodecahedron (the thin frame the square) and small faces of octahedron. All around, white crystals of sphalerite. Collection and photo of Gianfranco Ciccolini. Nikon D90, bellows, Scheider Kreuznach Componon 80 mm; f: 5.6. Focal using 7.”