Rare earth and Tian Meiyu
Hetian distributed in Xinjiang, Yarkand – Kashikuer dry, Wada – Yutian, Qiemo County, stretches 1,500 km north slope of the Kunlun Mountains, a total of nine origin. Hetian to the mineral composition of tremolite – actinolite-based, and contain trace amounts of diopside, serpentine, graphite, magnets and other minerals, the formation of white, blue green, black, different color. Most of the color jade, a few are mottled, the quality of translucent jade, was lipid-like luster after polishing.
Hetian half-cooked at an altitude of 3500-5000 m-high rock in the. After stripping the long-term solution for the divided fragments of different sizes, caving in the hillside, and then washed into the river by rain. Fall river to be dry, jade pieces were collected in the riverbed called the seed jade, mined in the rock material, said Hill. Has been found in use and Hetian jade produced in the earliest times, from the tomb of Fu Hao Yin Ruins. After the Spring and Autumn, and Tianyu Cheng as the main jade, are collecting seed material, to the Qing Dynasty before Material mined mountain. Zhuo Qing Dynasty Emperor Qianlong during the flood control system of Yu Yu-shan, jade material weight of more than 5,000 kilograms, which is taken from Maitreya in Tashan.
At present, and Tian Lan Tianyu and Shaanxi, Henan Nanyang jade, jade Jiuquan, Gansu, Liaoning, uranium rocks known as China’s five major names jade jade.
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