Deepak Mohanty, Director of mines, Odissa government while addressing the 4th Minerals & Metals Odisha Conclave - 'Strategies for Sustainable Growth', organised by Indian Chamber of Commerce (ICC) has said, that in the next six months, two or three iron ore blocks will be put up for auction. Initially, the state government had identified 12 mining blocks for auction comprising of 6 limestone mines, 4 iron ore mines, one bauxite and manganese mine.