Copper supply disruptions push prices upDisputes 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.Cecilia Jamasmie | March 13, 2017 | 9:55 am
Harry Winston’s famous Jonker V diamond to fetch up to $3.6M in auctionThe rectangular, 25.27-carat gem is one of a collection of…Cecilia Jamasmie | March 13, 2017 | 7:35 am
The 20 best mining schools in the worldThe rankings are based on data for academic reputation, employer…Frik Els | March 9, 2017 | 11:35 pm