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桂林鸡血玉产于桂林市辖龙胜各族自治县三门镇的蔚青岭西北坡—鸡爪一带,处于我国著名的“江南古陆”地质构造单元的最南端。产自远古代“四堡群”的古老变质岩带的核心部位,属于古老板块的“大洋中脊扩张带”的深海红碧玉矿化带。具有十至十二亿年的漫长形成历史,是盘古大洋造就的亘古深海宝藏,为远古地壳演变过程中难得的特殊新玉种。由于桂林鸡血玉是三价铁呈色,三价铁是铁的最高价态,无毒、色鲜红,因而性质稳定耐风化,不怕酸碱,不怕风吹日晒,不会再氧化而变色。桂林鸡
Guilin chicken blood jade production in Guilin jurisdiction Longsheng ethnic Autonomous County Sanmen Wei Qingling northwest slope - chicken claw area, in China’s famous “Jiangnan paleo-continental” geological structure of the southernmost tip. The core part of the ancient metamorphic rock produced in the ancient “Fort of Four Forts” belonged to the deep-ocean red Jasper mineralization belt of the ancient plate “mid-ocean ridge extension belt ”. With a history of ten to 1.2 billion years, it is an ancient deep-sea treasure created by the Pangu ocean and a rare and special new jade species in the evolution of the ancient crust. As Guilin chicken blood jade is ferric iron coloring, ferric iron is the highest valence state, non-toxic, bright red, so the nature of the weather-resistant, not afraid of acid and alkali, not afraid of wind and sun, will not re-oxidation and discoloration . Guilin chicken