Over one lakh tonnes of uranium reserves have been found across 10 states in the country, Rajya Sabha was informed on Thursday. In a written reply, minister of state in PMO Prithviraj Chavan said mining is taken by Uranium Corporation of India Ltd (UCIL) after assessing commercial viability. At present UCIL operates five mines at Jadugoda, Bhatin, Narwapahar, Turamdih and Banduhurang in the Singhbhum East district in Jharkhand, Mr Chavan said. The Atomic Minerals Directorate for Exploration and Research is engaged in survey, exploration and evaluation of atomic and nuclear minerals of uranium, thorium, niobium, tantalum, beryllium, zirconium and lithium required for the atomic energy programme. Satellite: India's Polar Satellite Launch Vehicle, PSLV C-10 was launched from Satish Dhawan Space Centre in Sriharikota on January 21 this year, he said.