This specimen is from the Mina Racracancha, Cerro De Pasco, Brazil. The Pyrite and the Sphalerite both spectacular. Lots of shine and character. Classic Sphalerite Tryangle crystals and sharp Pyrite Cubes With slender Quartz Crystals. The pyrite at the top of the crystals is imbeded into the crystals and little terminations are wrapped up around the pyrite. This is a quality Specimen.