Archaeologists working in the high-altitude valleys of Uttarakhand have discovered an extensive metallurgy workshop dating back to 1500 BCE. The site contains evidence of both copper and early iron smelting, including specialized crucibles and slag heaps. Chemical analysis of the iron samples reveals a high-carbon content achieved through controlled firing, a technique described in early Vedic texts as 'Loha-Shastra'.
This discovery pushes back the timeline of advanced ironworking in the Himalayas by nearly five centuries. The presence of ritualistic fire-altars adjacent to the kilns suggests that metal production was viewed as a sacred alchemical process. Researchers from the Wadia Institute of Himalayan Geology are now investigating if the local iron was used for the legendary high-strength weaponry mentioned in the Puranas, marking a pivotal moment in Indian scientific history.