Haematite V's Magnetite, page-15

his from the SMH site today.  It would appear that high quality low emission ore is what China need.  Iron Road to the rescue!!!!

Chinese iron ore futures are at their lowest level in almost two months, pressured by weaker steel prices and an environmental campaign by Beijing that has restricted operations of sinter facilities.
Some local governments have restricted the use of sinter plants, which process smaller iron ore particles such as fines into lump, to improve China's air quality. The bulk of China's iron ore imports are fines.