Cinnabar Stone Ladle yixing clay woodfired teapot # 94883"" most likely describes a (shi piao, "stoneladle") teapot rendered in a vermilion red finish (). If the exact meaning is ambiguous, it may refer either to a cinnabar style surface decoration (, historically a red pigment) or simply to the red Yixing clay often called zhuni. Brief history: The shipiao is a classic Yixing teapot form from the broader Jiangsu Yixing tradition that developed and matured during the Ming and Qing dynasties. Simple,