Duan inkstones are one of the most prized Chinese inkstones with their unique purplish color. They are produced in Duanxi, Zhaoqing, Guangdong Province in South China.
Both counties were under jurisdiction of the ancient She Prefecture of Huizhou during the Tang Dynasty when the She inkstone was first made. This stone is a variety of slate and like Duan stone is categorized by the various mines from which the stone was obtained historically. It has a black color and also displays a variety of gold-like markings.She inkstones were first used during the Tang Dynasty.