Magnitide And Hermatide Iron Ore From Malaysia
The iron itself is usually found in the form of magnetite (Fe3O4), hematite (Fe2O3), goethite (FeO(OH)), limonite (FeO(OH)n(H2O)) or siderite (FeCO3) Hematite is also known as "natural ore" The name refers to the early years of mining, when certain hematite ores contained 66% iron and could be fed directly into iron making blast