Most jade found in the Zeng Hou Yi Mausoleum is Calcium magnesium silicates, which is similar to today’s Xinjiang Hetian jade. Most of the jade pieces are places on the tomb owner since they were used when he was alive.
This comb was put underneath the marquis’ head. There are 23 plates and the back is carved with cloud patterns and a square star. There is a hole on the comb so it could be tied with a thread. The marquis was buried with this comb so he could keep himself tidy in the underworld.