Neolithic period, circa 3000 - 2000 B.C.
Length 14 cm
The blade tapering to the softly rounded cutting edge, with one hafting hole drilled from one side, the now-opaque stone finely polished.
Compare the similar opaque creamy caramel-toned jade blade, Christie’s Sale 11420, on 19 March 2015, The Collection of Robert Hatfield Ellsworth Part III - Chinese Works of Art: Qing Ceramics, Glass and Jade Carvings, New York, Lot 550.
Compare also the similar jade blade,
attributed Longshan culture or Dawenko culture, The British Museum, London, (registration number 1937,0416.17).
References:
Jessica Rawson
'Chinese Jade from the Neolithic to the Qing'
London, 1995.
Section 10, Ceremonial blades