Noteholders accuse the miner of ignoring their requests to restructure their debt.

Smelter benchmark at decade lows after what was supposed to be a year of mined supply growth turned out to be the second consecutive year of zero growth.

Deal takes the Australian miner a step closer to becoming a key supplier to the US defence industry.

Griffith will take the helm in April after current CEO Nick Holland retires.

Company cut the value of its Mt Arthur thermal coal mine in New South Wales by about $1.25bn, as it seeks to sell the asset.

The Toronto-based miner met its full-year production guidance and registered the highest quarterly saleable gold production in three years.

The next three to six months will be crucial to the future of the vast copper-gold mine, as the companies behind the operation negotiate with the government.