Collared Bi Disks

Late Shang Dynasty, 1100 B.C. - The Western Zhou Dynasty, 771 B.C.

Jinsha Site Museum

Jinsha Site Museum
Chengdu, China

A large number of Bi, or disks with a hole in the center, have been unearthed in the Jinsha site .a number of the disks have a raised edge round the hole, and they are called collared jade disks. The quality of this jade Bi is a sort of tremolite nephrite. It is white and transparent. Due to the buried environment, the main color of it is yellowish-brown with black stains, while only a part of the surface is yellowish-brown with black elements and soil attached on the other side, presenting the bright color. It has a ring surface, and the edge of hole are polished well. The intact of the object is exquisite with fine craftwork.

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