Also in article - Cliffs Natural Resources pre-feasability study into the chromite deposit, meanwhile is expected to be completed by this month. If the pre-feasability report is favourable, a full feasability study would begin immediately afterward and is expected to be completed in late 2012, the company has said. Production could start in 2015.

Before any development occurs at the Ring Of Fire, a transportation route - either a railroad or road - will have to be constructed.

The 350 kilometre railway would cost 2 billion and need about 2 years for environmental studies. It would take another three years to build. rj