On August 10, government revenue for gold, diamond, gemstones and tin sold at the mineral hubs was Tsh16.4 billion ($7.09 million). This was in the form of six per cent royalty and one per cent inspection and clearance fee charged from 2,430,599.25 grammes of gold, 4,959.08 carat of diamond, 21,835.10 carat of gemstones and 19,114.57 …Web