GRANDE LAME CÉRÉMONIELLE EN JADEÉpoque Néolithique (IVe-IIe millénaire avant J.-C.) A LARGE NEOLITHIC JADE CEREMONIAL BLADE Neolithic period (4th-2nd millenium BC) Of tapering rectangular form, terminating in a pointed blade end, the finely polished stone of dark grey-green hue with rich creamy russet mottled inclusions, a neatly cut circular aperture to the upper section. 31.5cm (12 3/8in) long. Provenance: Robert Rousset, Paris (1901-1981), acquired prior to 1935 Jean-Pierre Rousset, Paris (1936-2021) Jade ge of the Xia, Shang and Zhou dynasties were mainly used for ceremonial purposes. A significant number of jade ge were found in the tomb of Fu Hao, at Yinxu in Anyang, Henan Province, demonstrating the importance of the ge ritual blades during the Shang dynasty.pare with a related white jade dagger blade, Erlitou culture, illustrated by A.Forsyth and B.McElny, Jades from China , Bath, 1994, p.164, no.75. 新石器時代 玉圭 來源： 巴黎Robert Rousset（1901-1981）舊藏，於1935年前入藏 巴黎Jean-Pierre Rousset（1936-2021）舊藏