Jhamarkotra hosts a 1.8-billion-year-old fossil park and Zawar is the world’s oldest zinc-smelting site, and they are in need of better protection, like many of India’s other geoheritage sites.

The temples in Zawar have never been the subject of scholarly investigation, perhaps because of the tendency to focus on royal patronage at state religious centers. The town is located along the ...

The ores mined in the mines at Zawar were processed in nearby areas by a distillation method that remains unique in the world, he said. “Ancient Vedic literature also explains all the processes ...