RARE Natural Untreated 9.12 carat Zultanite / Diaspore From Turkey. Comes with Nanyang certificate. 100% eyes clean!! Colour: Light Yellowish Green under daylight. Light Brownish Orange under incandescent light. Carat: 9.12. Origin: Turkey. Customisation of jewellery can be done too. The commercial production of Zultanite started since 2006. It can only be found in a remote mountain area which is in Anatolia, Turkey.