How to compare the grade of jadeite with the types of jadeite in geomantic omen?

Everything is divided into good and bad. As a kind of feng shui ornament, jade can be divided into fine and inferior. This needs to talk about jade goods A and B. I believe that friends who know something about jadeite should know these two kinds of jadeite. Traditionally, the so-called A-grade jadeite refers to the variety whose appearance (color, cleanliness, etc.) has not been artificially changed. ), durability or usability other than cutting and polishing. And product B is a jadeite which is washed by acid and then injected with organic matter to make up for the structure and firmness destroyed by acid. Let's take a look at the relevant recommendations.

jadeite

At present, the category of jadeite A goods is: 1, which has not been treated manually except for cutting and polishing, including jadeite that must be waxed for polishing; 2. After heating, it becomes some emerald rich in iron; 3. Emerald that has been pickled but not glued, this pickling is often a weak acid, such as oxalic acid or myristic acid, which will not damage the jade structure.

B huo emerald

The category of Jade B goods is: 1, the jade that has been pickled and glued; Emerald washed with a lot of wax.

How to distinguish jadeite A goods from jadeite B goods?

Observe the surface of jadeite

Natural jadeite also has orange peel effect, and its polished surface often fluctuates like orange peel. The reason for this phenomenon is that the jadeite particles in jadeite are arranged in different directions, and other identification features can be seen through the instrument.

Observe the color of jadeite

B the color of jadeite is too bright and yellow, but most of the green has no color roots, and the contrast between the color and the ground is strong and unnatural. Due to bleaching and filling, the jadeite of B goods is uniform and clean as a whole, and the background color turns white, and the secondary colors such as yellow, brown and red disappear, and the background color turns white by light observation.

Look at the dividing line of color.

The color dividing line of natural jadeite A is obvious, and the color dividing line of jadeite B is blurred because it has been soaked in acid.