Quantitative phase analysis of iron ore concentrates SciELO
The ironore concentrates containing different proportions of magnetite, goethite and hematite were obtained in a pilotplant using the ROM ore. Typical chemical analysis are: Fe total = 6368%; FeO = %; SiO 2 = % and Al 2 O 3 = %. Total and ferrous iron were determined by titration with potassium dichromate, whereas the ...