Diopside – Merelani Mountains, Manyara, Tanzania
 Sharp-edged and highly lustrous diopside crystal from Tanzania, measuring 1.1 cm x 0.5 cm and weighing 3.075 ct (0.62 grams). The crystallization of the end faces is particularly interesting. The crystal has wonderful transparency (see video). The color is neon green. A beautiful diopside of absolute gem quality (cuttable).