![](https://www.mining.com/wp-content/uploads/2019/01/acacia-mining-fined-alleged-environmental-breach-tanzania.jpg)
Tanzania row overshadows Acacia’s upbeat output, cost figures
Shares in the gold miner are up more than 50% since September when Barrick said it was buying Randgold Resources and when Mark Bristow was named as chief executive, taking over as head of the merged entity from January.