They found that the pillar, primarily made of wrought iron, has a high phosphorus content (about 1%), and lacks sulfur and magnesium, unlike modern iron. Additionally, ancient craftsmen used a ...

An iron pillar in Qutub Minar complex has stood tall for over 1,600 years. It is 7.2 meters tall and weighs six tonnes, predating the complex. The pillar features inscriptions honoring ...

They found that the pillar, primarily made of wrought iron, has a high phosphorus content (about 1%), and lacks sulphur and magnesium, unlike modern iron. Additionally, ancient craftsmen used a ...