In the Chinese jewelry market, there are many varieties of Xiuyu formed from serpentinite in various parts of our country. According to the introduction of gem expert Mr. Luan Bing in his book “宝石”, がある 10 main varieties of Xiuyu jade in China as follows.
(1) Xiuyan jade: It is a compact block composed mainly of fiber serpentine and antierhite, with no less than 10 色. Xiuyan County, Liaoning is the main producing area of Xiuyan jade in my country.
(2) Southern Xiuyu: と呼ばれる “Southern Jade”, the main producing area is Xinyi County, 広東省, だからそれはまた呼ばれます “Xinyi Jade”. It is a dense mass serpentine with dark green to light green. Because of its beautiful green pattern, it is suitable for large-scale jade carvings.
(3) Jiuquan jade: “Jiuquan jade” または “Qilian jade” 略して, is a dark green dense massive serpentinite with black spots and irregular black clumps.
(4) Luchuan Xiuyu: “Luchuan Jade” 略して, is a kind of dense massive serpentinite with black spots on the yellow-green basement. The place of production is in Luchuan County, 広西チワン族自治区.
(5) Kunlun Xiuyan Jade: と呼ばれる “Kunlun Jade”, the quality of jade is very similar to that of Liaoning Xiuyan jade. The place of origin is in the foothills of Kunlun Mountains in Xinjiang.
(6) Huili Xiuyu: abbreviated as “huili jade”, it is a kind of dark green massive serpentinite that looks like jasper. The place of production is in Huili County, Sichuan Province.
(7) Yunnan Xiuyu: It is a kind of green massive serpentinite, often containing chlorite.
(8) Junan Xiuyu: “Junanyu” 略して, is a black-green massive serpentinite. The place of production is in Junan County, Shandong Province.
(9) Jinghuang Xiuyu: “Jinghuangyu” 略して, is a kind of yellow, light yellow or lemon yellow serpentinite. The place of origin is Laojuntang of Ming Tombs in Beijing.
(10) Dulanxiu jade: It is a kind of massive serpentinite with bamboo leaf-like patterns, だからそれはまた呼ばれます “bamboo leaf jade”. The place of origin is Dulan County, Qinghai Province.