Attractive specimen of shiny Galena crystals decorated with twinned Sphalerite from the famous Madan ore field, Bulgaria. It displays superb crystals of black and sharp Sphalerite octahedrons growing at the top. They have an excellent twinning, nice striations and good luster. The Galena crystals are lustrous and light reflective. They have melted appearance. In excellent condition. On acrylic base.
Choice combo!