Abstract: The paper reviews the characteristics of China's phosphorus-containing refractory iron resource and the traditional dephosphorization technology for such iron ores, discusses the mechanism and development prospect of the dephosphorization of refractory iron ores by microorganism, and introduces some achievements in the research of the microorganism dephosphorization technology for such ores.

Key words: Phosphorus-containing refractory iron, Mineral processing by microorganism, Microorganism dephosphorization