The Bayan Obo cre depesit is a multi-metal associated ore deposit, which is celebrated for its low grade, fine,impure and refractory minerals in the world.

• 白云鄂博矿床是世界特有的铁、稀土、铌、钪等多金属共生矿床,以矿物的贫、细、杂、难选而闻名于世。