Round glass bead with pattern of seven circles within a circle in brown, white and blue glass. currently stored in embroidered box. | 2.2cm | Eastern Zhou dynasty (770–256 B.C.), c. 5th c. B.C.

Unknown Artist

The earliest examples of Chinese glass include polychrome beads like these, in which superimposed layers of different colors create eye-like motifs. Rich in lead and barium, these beads are chemically distinct from those of soda-lime glass made in Gr...
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