Splendid gem Dioptase crystals from this great locality - Tsumeb Mine, Namibia. It was found 1988. The Dioptases are up to 13mm with brilliantly lustrous dark emerald-green color and very sharp, perfectly terminated crystals. The main crystal is doubly terminated. The quality is superior – very fresh and shiny. The crystals are gem with marvelous neon green nuances. Some contacts and micro nicks. On acrylic base.
Cool!