As Sanjeev Gupta rose from trader to tycoon, several banks backed away

The state-owned company plans to open up 12 new mines.

Japanese scientists want to determine the needed components to design batteries with less volatility and flammability.

Ninth gain puts red metal on longest winning streak since 2004.

Production should be halted for at least a week.

In about four years, Tata may need 13.6 million tonnes of iron ore annually.

Officials say the mine was dug with little regard for safety.

Beijing also imported no iron ore, coal or lead from North Korea in November.

Gold prices edged up on Tuesday to a more than three-week high in post-holiday trade on geopolitical concerns.

Gold demand across major centres in Asia were subdued ahead of the holiday weekend as a modest rebound in prices weighed on investor appetite.