A jade ceremonial blade (yazhang), Neolithic Period-Erlitou Culture. Photo Sotheby's.

the slightly flaring blade with an asymmetrically curved end with beveled edge, the tang broken, the opaque stone of black color. Length 6 7/8 in., 17.5 cm. Estimation 3,000 — 5,000 USD

Provenance: Collection of Lionel Jacob.
Drouot Left Bank Paris, 14th December 1979, lot 112.
PROPERTY FROM THE SAM AND MYRNA MYERS COLLECTION

Litterature: Filippo Salviati, Radiant Stones: Archaic Chinese Jades, Hong Kong, 2000, cat. no. 40.

Sotheby's. Fine Chinese Ceramics & Works of Art. New York | 18 Mar 2014, 10:30 AM - www.sothebys.com