Tips for jade identification & three steps to verify authenticity

Due to the huge viewing space of jade jewelry, more and more people and collectors are interested in jade. So, what is the current situation of the jade market? What is the public’s understanding of jadeite collection? In response to these hot issues, the vice president of the International Gem Identification Research Association and the chief gem identification expert of the International Gem Association will introduce some tips on jade identification.

The so-called tips are for collectors who have purchasing experience. If you have no buying experience, you will never have a tip. Experienced people recommend that you take the time to sign up for some part-time training courses before buying. These are very important to collectors. Don't trust so-called experts easily. Before purchasing jade, you must first understand the basic knowledge of jade.

First, look at the structure and color of the jade: look at the glassy luster of the jade, and look at the internal and external structure of the jade's wings. Look at the structure: look at the texture, thickness and transparency of the jade. Look at the color: Color has a color root, which is used to distinguish fuzzy color blocks.

Double touch: Tentacle, touch valley

Feels cool, green and non-sticky. Nine out of ten jades have patterns. The biggest difference between patterns and cracks is to touch the wrinkles of jade with your fingers and feel whether you can touch it with your hand. Triple jade has a strong hand pressure, while the so-called mixed jade of the same volume is obviously slightly heavier.

The most important thing when buying jadeite is eyesight. When you first look at it, don't worry about what color it is. As long as it's real, you can buy it. If you see too much, you need to learn to "see colors". Generally speaking, the first thing to notice when buying jade is its light green color. Many people like jade that is particularly gorgeous or full of green. If this kind of jade is real, it must be the best, but its fake varieties are also concentrated on these jades, so when you encounter this kind of jade, be sure to look carefully.

In fact, jade comes in many colors, such as red, yellow, purple, brown, red and blue, as long as you like. The so-called "color patina" refers to the phenomenon that jade is exposed to water, soil and other substances in the environment for a long time, and the water or minerals produced naturally erode the jade body, causing partial or complete changes in the jade. Rare Qin colors include water Qin (red), cinnabar Qin (red), earth Qin (yellow-brown-red), mercury Qin (black), iron Qin (deep red), copper Qin (green) and snow qin leaf red, but whether the names are appropriate has not yet been determined.

Currently, jadeite is counterfeited only to enhance color and remove impurities. But in terms of color, there are three ways to enhance the color of jade: baking, dyeing and finishing. Baking color refers to the color of jadeite that changes from brown or yellow to red after baking. Dyeing, in jargon, refers to artificial colored fake jade. C. The goods have no value and will not increase in value. The coating process is based on nail polish, and highly volatile green glue is applied to the surface of the ring. The coating treatment of jadeite is usually double-sided and full of green. It feels a bit sticky. Hard rubbing easily removes the film.

From the perspective of removing impurities, jade is a product that is made from natural jade raw stones that have undergone subsequent artificial processing. In essence, it is still the raw material of jade. It is precisely because of its poor quality and many impurities that merchants beautify their products to make profits. It is usually made of 83 materials, acid-bleached, alkali-washed to increase porosity, and finally poured with epoxy resin for curing.

fcgc66

fcpf18