Dalian coking coal extends gains as smog crackdown tightens supplies

Calls getting louder for domestic US rare earth production.

A "scatter gun approach" to patent filing.

More bearish gold calls.

New deadline for completion is May 2.

Jim Rogers makes a case for buying North Korean coins.

The biggest Australian iron ore mine to emerge in decades would not employ any of the 1,700 foreign construction workers it had been allowed to import.

Most of the workers are believed to be ethnic Chinese attracted by the opportunities Tibet's vast mineral wealth provides.

Governments around the world have become increasingly attentive to rare earths as their strategic value has become clearer.

$102.3 million writedown in Tanzania.