The jade cong ornament is of rectangular form on the outside, with cylindrical interior, carved with taotie mask, and complete with wood pierce carved dragon lid and base, the jade is of celadon and chicken bone what color tone.|||Height: 3 1/4 in (8.3 cm) Width: 2 3/4 in (7.0 cm)|玉琮|最早的玉琮見於安徽潛山薛家崗第三期文化，距今約五千多年。在玉器中，琮是用於祭地的玉器。玉琮的外型狀似筆筒，外型方內洞圓，為中國古代重要禮器之一。此玉琮為良渚文化玉琮，青玉質，局部受沁，獸面紋刻畫細膩，傳世時間較久，上部鑲嵌玳瑁用作香薰，保存至今，實屬難得。