Iron 56 Isotopes and Isotopic Composition
Iron is the most abundant element in the Earth’s crust and has four naturally-occurring stable isotopes. They are 54Fe, 56Fe, 57Fe and 58Fe. Despite its ubiquity, it is rarely found as a free metal, because it readily oxidizes, giving rise to reddish-to-brown oxides such as magnetite, hematite, goethite, limonite and… Continue reading