Gujarat NRE Coke is planning to invest around $450 million (Rs 1,935 crore) to raise the total coking coal production from its Australian mines to 7 million tonnes by 2012-13.
The company has two mines in Australia and the production from the second coal mine in that country commenced recently. The company expects 1.25 million tonnes from the mines in 2008-09 as against 0.5 million tonnes in the previous year.