They also found “iron slag,” suggesting there was some kind of metalworking occurring at the site, Kendall said. “We suspect ...

Tamil Nadu Chief Minister MK Stalin recently released a monograph suggesting that iron-making in the subcontinent dates as far back as the first quarter of the 4th millennium BCE.

While it was known that the meteoric iron had been mixed with slag iron, the analysis revealed faint banding patterns on the metal. Due to the high nickel content of meteoric iron, it would look ...