High Quality Content by WIKIPEDIA articles! Iron has a long and varied tradition in the mythology and folklore of the world. As human blood smells of the iron which its cells contain, and blood in many traditions is equated with the life-force, so iron and minerals have been considered to be the blood or life-force of the Earth. This relationship is charted further in literature on geomancy, ley lines and songlines. Fred Hoyle`s observation of stellar formation champions iron as the core of celestial bodies.