Coal India's Gevra block in Chhattisgarh to become the world's top mine by next year: Top official

Coal India's Gevra mine in Chhattisgarh is set to become the world's largest coal producer next year. It will surpass US mines by producing 63 million tonnes. The mine, operated by South Eastern Coalfields Ltd, is already India's largest opencast mine. SECL is also exploring diversification into gasification and solar projects. The company aims for listing by March next year.