AN ARCHAIC JADE 'MASK' CHEVRON-SHAPED ORNAMENTNeolithic Period, Liangzhu CultureThe gently curved front elaborately incised with a mask with large round eyes within slightly raised ovals joined by a short bridge above a raised nose and cross-hatched teeth, surrounded by scrolling motifs and linear decoration, each narrow end incised with a tiny bird head, the reverse with two wedge-shaped tabs drilled across the edges for attachment, the stone of yellowish-green tone with red staining.5.1cm (2in) longProvenance: 新石器時代 良渚文化 神面紋三角玉飾Provenance:J.J. Lally & Co., New YorkAn Asian private collectionExhibited and Illustrated:J.J. Lally & Co., New York, 1994, cat. no. 30J.J. Lally & Co., New York,Ancient Chinese Jade, 15 - 29 March 2018, cat. no. 46來源:　藍理捷，紐約亞洲私人收藏展覽及著錄：藍理捷，紐約，1994年特展，圖錄編號30藍理捷，紐約，《Ancient Chinese Jade》，2018年3月15至29日，圖錄編號46The present lot is remarkable for its rarity of the shape but the decoration of the mask and bird motifs are seen on other jade carvings of the Liangzhu culture.See an example of a jadehuang ornament with a related design of central mask and bird motifs at the upper corners, excavated at the Liangzhu culture burial site at Fanshan, Zhejiang province, illustrated inWenwu, 1998, no.1, pl.3:5, in a line drawing illustrated on p.17, fig.29 and as an ink rubbing in fig.30.pare also the stylised bird decoration on a crown-shaped jade ornament discovered at the Liangzhu culture altar site at Yaoshan, Zhejiang province, illustrated inibid., pl.4:1, also in a line drawing on p.42, fig.24.Compare also a jadecong with related design of bird motifs, discovered at the Liangzhu site in Fuquanshan, Jiangsu province, illustrated inGems of Liangzhu Culture, Hong Kong, 1992, p.224, no.89.此件三角玉飾的器型在良渚文化中為罕見的珍品，其上以陰刻綫紋表現的鳥紋及神人獸面紋組合形象則時有所見。參考一件浙江反山遺址出土玉璜，上同飾有位於神人獸面紋兩邊的鳥紋組合，收編於《文物》，1998年，1期，圖版3：5，頁17，圖29及30。另參看一件浙江瑤山遺址一祭壇出土高冠鳥飾，見同上，圖版4：1，頁42，圖24。浙江福泉山良渚文化遺址亦曾出土一件飾有相關鳥紋的玉琮，見《良渚文化珍品展》圖錄，香港，1992年，頁224，編號89。