Graceful piece of bright, silvery metallic Spinel Law twin Galena with Quartz crystals from the famous Madan ore field, Bulgaria. It displays sharp, well formed faces Galena twins with excellent brilliance and luster. The spinel twins are stepped plates, staggered one after another with like tooled tips. Elegant, isolated Quartz crystals give beautiful finish. Some lustrous black Sphalerite crystals and Calcite are present too. In excellent condition – outside edges contacts., Sumptuous Galena-Quartz combo!