Ancient China’s Terracotta Army Bronze Weapon Preservation

The good metal preservation probably results from the moderately alkaline pH, a very small particle size of the burial soil, and bronze composition. By Dr. Marcos Martinón-Torres, et.al.Pitt-Rivers Professor of Archaeological ScienceUniversity of Cambridge Abstract For forty years, there has been a widely held belief that over 2,000 years ago the Chinese Qin developed an[…]