The invention of blue and purple pigments in ancient times - Chemical Society Reviews (RSC Publishing) DOI:10 1039/B606268G rsc.org - get the latest breaking news, showbiz & celebrity photos, sport news & rumours, viral videos and top stories from rsc.org Daily Mail and Mail on Sunday newspapers.
Han purple is an artificial pigment created by the Chinese over 2,500 years ago, which was used in wall paintings and to decorate the famous terracotta warriors, as well as ceramics, metal ware, and j