Iron ore price rally continues after China’s manufacturing sector hits levels last seen January 2011 and $680 billion infrastructure spending accelerates.

Traders and analysts say those dwindling spot reserves could trigger a further surge in prices.

Move is part of a broader plan to cut reliance on imported supply of key commodities, including rare earths and cobalt.

Barrick's move comes as it has lost a court challenge in Papua New Guinea over rights to Porgera gold mine.

Copper price is enjoying its longest winning streak in 11 years as parallels to post-global financial crisis recovery grow.