Write the chemical formulae of one main ore of iron and aluminium. Share with your friends Share 0 Ritika Ranjan answered this Main ore of iron - Haematite (Fe2O3) Main ore of aluminium - Bauxite [Al(OH)2] 1 View Full Answer Sachin answered this iron ore-magnetite Fe3O4 0 Tarun answered this iron hematite ore-Fe2O3 magnetide-Fe3O4 aluminium bauxite-AlO(OH) 1