Description
Sharp Tetrahedrite crystals to 1,4 cm in the habit of tetrahedrons (polyhedron composed of four triangular faces) and with a submetallic luster are associated with translucent, reddish-brown Sphalerite crystals with a vitreous luster, brass-colored, striated, shiny Pyrite and small, elongated transparent to translucent Quartz crystals. A very beautiful and typical Casapalca combination specimen!