Using luminescence dating of ancient river sediments, a new study presents evidence for river activity at Nal Quarry in the central Thar Desert starting from approx. 173 thousand years ago.

Thar yields Harappan site, shifting Indus Valley map Vimal Bhatia / TNN / Updated: Jul 30, 2025, 04:10 IST JAISALMER: Red shards glinting in desert sand. A kiln with a central column, long buried.