How to evaluate jadeite values

There has many factors can affect jadeite values. Usually a jadeite value is determined by its structure, color, weight, integrity and quality of carving. Furthermore, the supply of raw materials and the brand effect can also affect the value of jadeite. 

The quality of jadeite can be evaluate in these 4 conditions:
1.	Color - Color is the most important factor in evaluating jadeite values. The color of jadeite should be rich, completely even, and color pure.
2.	Translucency – The best jadeite must have good translucency, a fine texture and high brightness, even in pale green to dark green.
3.	Shape – the shape of jadeite, size, thickness, and the sanding works should be well mixed .
4.	Clarity – the quality of jadeite is determined from its clarity. A fine jadeite should be free from noticeable or distracting defects, include cloudy patches, black spots, crackles or scratches