The Jaipur gem and jewellery fraternity is facing rough weather as the impasse over the export of the much-in-demand raw tanzanite from Africa continues for over four months now. In the joint trade ...

Tanzania's four-years-old partial ban on export of raw Tanzanite seems to have been ineffective to control a large chunk of gemstone from being shipped to Asia. In July, 2010, Tanzania, the world's ...