Artisanal miner in Tanzania finds large rare gemstones worth $3.3 million

DAR ES SALAAM - A Tanzanian subsistence miner hit the jackpot on Wednesday after the government handed him a cheque for 7.74 billion Tanzanian shillings ($3.35 million) for the two largest tanzanite gemstones ever found. The two dark violet-blue gemstones, each about the size...