It was absolutely in the Iron Age when early man manufactured tools from Iron which has been produced from a certain type of rock. It took several years of learning before the blacksmiths fully understood the magnetic properties of iron. The blacksmiths throughout the old period spent a great deal of time heating as well as hammering iron. They understood the technical issues and the artistic workmanship of the art. Blacksmithing faded into a niche market of artisans and re-enactors. The Age of Iron became the Age of Steel.