low grade ores contain a small percentage of the metal or its compound high grade ores contain a larger percentage It is more expensive and wasteful to extract a metal from a low grade ore, but ...

Goldman Sachs expects iron ore to average about $85 a tonne in the fourth quarter, though there’s a risk it could briefly ...

Australia’s Hamersley region uncovers a massive $5.7 trillion iron ore deposit, rewriting geology with its 1.4 ...

DMCI Mining Corp. and Nickel Asia Corp. (NAC) on Wednesday said they are exploring the possibility of putting up a new nickel processing plant in the country. This was after the two mining giants ...