TANZANIA-MANYARA-TANZANITE-CEREMONY

(220828) -- MANYARA, Aug. 28, 2022 (Xinhua) -- Doto Biteko, the minister for Minerals of Tanzania, speaks during the unveiling ceremony of tanzanite gemstones in the Manyara region, Tanzania, Aug. 27, 2022. Tanzanian authorities on Saturday unveiled a small-scale miner for discovering two tanzanite gemstones weighing a total of 5.22 kilograms. Tanzanite is a rare blue gem only produced in northern Tanzania. (Photo by Nurdin Pallangyo/Xinhua)