A CARNELIAN AGATE DRAGON BOULDER QINGChina, 1750-1850. Carved from blueish-ochre agate with a single carnelian layer standing out and carved as a coiled dragon. A bat in high relief carved to the agate section. Carved wooden base from the period. (2)Provenance: An American private collection.Condition: Excellent with good patina and minor wear. The with a few old age cracks and a soild patina as well.Weight: 69.2 grams (the boulder) and 43 grams (the base).Dimensions: Height 4.9 cm (the boulder) 9.6 cm (the ensemble).The blueish tone of the stone is best visible under natural light.清瑪瑙雕龍形山子中國，1750-1850。瑪瑙巧雕盤繞翔龍，一只高浮雕蝙蝠。同期木底座。來源： 美國私人收藏品相： 保存良好，包漿細膩，輕微磨損。一些與年代相符的開裂與包漿。 重量： 69.2 克 (山子) ；43 克 (底座)尺寸：高 4.9 厘米 (山子) ；9.6 厘米 (整體)