Iron ore price slides as China vows to look into “abnormal transactions”

Rapid growth for Chinese industrial output and fixed investment push steel to highest since 2014 – iron ore price spikes 4.2%

China releases scorching industry output growth, fixed investment numbers for January-February. Third attempt to restart talks at giant Chile mine fails.

The 10 largest gold mining companies produce 30% of the world's gold and enjoy some of the sector's fattest margins.

Disputes at BHP Billiton’s Escondida mine in Chile, the world's biggest copper mine, and Freeport’s Grasberg and Cerro Verde mines, are also having a significant effect on global supplies of concentrate.

The rectangular, 25.27-carat gem is one of a collection of 13 polished diamonds cut from the famous 726-carat Jonker rough, unearthed at South Africa’s Elandsfontein mine in 1934.

The mine produced just under 500,000 tonnes of the red metal last year, making it Peru's largest copper operation.

The rankings are based on data for academic reputation, employer reputation, research citations per paper and research impact.

Beijing will adopt more market-friendly measures in the sector and other oversupplied industries.

After finishing 2016 up 25 percent, commodities are getting another boost from bullish investors.