The Bunder deposit, about 500 km (300 miles) southeast of New Delhi was discovered by Rio Tinto in 2004
Total investment in govt debt has reached Rs 136,736 cr till Thursday, which was 94.96% of total permitted limit of Rs 1.44 lakh cr
Problems persist in Phase-I; six of 52 blocks auctioned so far
An official said there were no bidders, citing higher reserve price of Rs 150 crore the reason for it