Title: Ritual disk (bi)
Object type: Disk
Culture: China
Period: Neolithic period, Liangzhu culture (ca. 3200–2000 BCE)
Medium: Jade
Dimensions: Diam. 6 in. (15.2 cm); Th. 3/16 in. (.5 cm)
Classification: Jade
Credit line: Gift of Samuel T. Peters, 1913
Department: Asian Art
Repository: Metropolitan Museum of Art, New York, NY