this method of the cufflinks can only be as an auxiliary method

The characteristics of mountain water from the primary ore near larger, jade surface edges and corners are slightly rounded. Ember, also known as sub-Kodama and seed material, the primary ore erosion by water carried to the river jade cufflinks. It is distributed in the river bed and on both sides of the terraces, jade cufflinks bare surface or buried. Ember is characterized by fragmentation of smaller, often ovoid, smooth surface. By up to several thousand handling, scouring and screening the best quality of Ember.
A variety of colors in the river downstream of the Ember, white seed material, green jade seed material, sapphire seed material, Mo seed material, jasper seed material, topaz seed material. Tian color: Tianyu Yu quality and different colors can be divided into white jade. The white jade color from white to a plainer, called also varied, and the metaphor image, quarter gray, paraffin white, gray dawn, pear, white, pale blue. Therefore, this method of the cufflinks can only be as an auxiliary method. JADE is a high-grade and nephrite jade cufflinks, fragmentation is generally small. But Bai Yuzi white jade in the finest materials, the best quality. The some Bai Yuzai by the oxidation of the surface but also with a certain color, Qiu-color called "Autumn pears, tiger color is called" tiger child, dates color called "Zaopi child". All and expensive nephrite variety.
White jade color can be divided into suet jade and green jade. Mutton fat jade color like suet, hence the name. Fine texture, "white such as cross-sectional fat, giving a see soft feel. This is the best varieties, Baiyu Zi Yu only Xinjiang varieties, the output is extremely rare, extremely valuable. Green jade white tone, faint flash in white jade green flash green flash gray, common light blue, powder blue, gray, etc., belong to the transitional varieties of white jade and jade, and nephrite is more common. This takes advantage of the features of the diamond cufflinks.  Topaz from light yellow to dark yellow, Li Huang, okra yellow, yellow yellow, egg yellow, tiger skin yellow color. Topaz is very rare, and jade in the history of exploration for thousands of years, only occasionally seen, equivalent quality by the suet jade.