26
Fe
Iron
transition
Discovered : Known since antiquity. Smelted since at least 3200 BCE.
Found in : Pyrite, hematite, magnetite, siderite, goethite.
Used for : Steel, structural engineering, magnets, hemoglobin in blood.
Remarkable : So central to human civilization that an entire age bears its name: the Iron Age. The most abundant element by mass in the entire Earth, forming the bulk of its core.
Minerals containing Iron
