Ernest Henry Mining: Magnetite Processingcopper in concentrate and 91,259 ounces of gold in . mining process at EHM as it makes up a . Magnetite (Fe3O4), like hematite (Fe2O3), is a form of iron ore.concentrate process of magnetite iron ore,Iron Ore - Mineral Fact Sheets - Australian Mines AtlasMost iron ores mined today comprise the iron oxide minerals hematite, Fe2O3 . Concentration includes all the processes that will increase (upgrade) the iron.
concentrate process of magnetite iron ore