Title: Ritual Object (Bi)
Object type: Ritual object
Date: mid-3rd millennium BCE
Culture: China
Period: Neolithic period, Liangzhu culture (ca. 3200–2000 BCE)
Medium: Jade (nephrite)
Dimensions: Diam. 8 3/8 in. (21.3 cm)
Classification: Jade
Credit line: Purchase, Friends of Asian Art Gifts, 1986
Department: Asian Art
Repository: Metropolitan Museum of Art, New York, NY