New report predicts US infrastructure spending promised by president-elect could propel global growth to highest since 2011 further boosting metals demand.
Regulators argue the undisclosed liabilities increase the probability that the state will be left with claims under the surface-mining and other environmental laws.
The miner said the decision applies to the entire 3,000 square kilometer Lulo site, a project that has bored some massive gems, including the largest diamond ever found in Angola.
Slowing power demand growth and low carbon capacity targets in China's latest five-year plan are found to be squeezing coal generation out of the power mix.
It appears the Turkish government is attempting to suppress criticism of a mine disaster last weekend that killed 12 miners and left four still missing.