How to identify jadeite jade with naked eyes

1. Burmese jade, also known as jadeite jade, used to be popular in China during the late Qing and early Republic of the Republic of China. For example, as a royal jade monk in the Qing Dynasty, the Minister of Internal Affairs of the Qing Dynasty, the value of gold was 13,000. In the mid-30's, the jade emperor Tie Yuting of Beijing had a bracelet and sold it to Du Yuetang of Shanghai for 40,000 silver dollars.

Due to the high hardness of jade jade in Myanmar (also called water species), it is bright and clean. And the good jade color is bright and peaceful, has a high value of preservation and collection, it is called "the king of jade." It is loved by many people who love jade and Peiyu. Japan and New Zealand also regard Jadeite as their "national stone." Due to the special geographic relationship between jadeite jade production in the vicinity of China, and the majority of finished products processed in China, coupled with Chinese people's special preference for jadeite jade, Western countries generally believe that jadeite is China's "national jade."

Second, the color of jade jade in Myanmar Burma jade jade color due to the different customs of the region, its subdivision method is slightly different, in the jade Kingdom of Myanmar, the jade is divided into three categories of 12 grades. The domestic jewellery industry has subdivided it into more than 30 categories according to its color. The general tone of the color of the canvas is roughly divided into the following six kinds.

1, white. It is basically free of other impurity elements.

2, red. Contains the chemical element iron (Fc3+).

3, green. Including more than 2% of chromium <Cr> (commonly known as Tsui).

4, black. Contains more than 2% of chromium <Cr> and iron <Fe2+>.

5, yellow. Contains elemental germanium.

6, purple. Containing elements chromium <Cr> iron <Fe> cobalt <Co>.

In particular, the green color of Myanmar's jade can be worn regardless of its identity, status, age, and gender, in addition to its gorgeous color and extremely durable products. It is therefore very much in line with the Chinese's implicit, peaceful, gentle and friendly character. The social demand is increasing. Prices have also multiplied or even doubled. At present, there is a green jade bracelet on the international market, and the price has reached more than 10 million yuan. Even if the jade is slightly more Burmese jade jewelry, as long as it is a real A cargo, water head enough, process Qing Cham, color coordination, but also expensive.

Third, the market's Burmese jade products and simple identification Regardless of the amount of mining or mining from the Burmese jade terms, good jade is very limited, therefore, some speculators and mercenary merchants will be "lean" into. A large number of fraud, trafficking fakes, profit from. Even in Myanmar in the Emerald Kingdom, fakes are everywhere. Fake stones and fake ornaments can be seen everywhere.

The types of Burmese jade that are currently operating on the market are classified according to their true and false grades. There are mainly the following four categories.

A goods, both natural texture and natural color. The method of identification focuses on the following three points.

(1) Think twice and act accordingly. Due to the relationship between mineral deposits and production volume and the specific conditions of people's large demand. There are fewer Burmese jade on the market. In particular, the color is green and there are few varieties of translucent earth.

(2) It is common to find varieties such as alfalfa seedlings, cabbage greens, khaki or violets.

(3) Visual observation with light, delicate texture, soft colors, and obvious stone patterns; slight impact, crisp and melodious sound; handcuffs have a heavy feeling and are clearly distinguishable from the rest of the stone.

B goods, there will be dark spots commonly known as "dirty" jade, soaked with strong acid, corrosion, remove the "dirty" "cotton" to increase the transparency, and then high-pressure epoxy resin or alternative filler penetration into the corrosion caused by strong acid In micro-fissures, it plays the role of filling and consolidation cracks.

(1) The color of B cargo is good at the beginning. Careful observation, color hair hanging evil, observation under the lamp, the color transparency is weakened (2) B goods gradually lose their luster in two years, covered with cracks, become ugly. This is caused by the destruction of its original quality by strong acids.

(3) Decrease in density and weight. Slight impact, sound bored, lost the crisp sound of A goods.

C goods completely artificial coloring.

(1) At first glance, the color is not positive and evil.

(2) Underneath the lamp, the color does not naturally exist in the interior of the jadeite crystal, but fills in the fracture of the mineral, showing a net-like distribution with no color roots.

(3) Observe with Charles filter, the color of red or green.

(4) Scrub with powerful fluctuating spirits, the surface color can be removed or turned brown.

D goods, posing as the emerald jewelry D goods mainly have the following two categories.

(1) jade. That is, other jade posing as jade. There are mainly Thailand Jade and Malaysia Jade, Nanyang Dushan Jade, Qinghai Jade, Miyu and Australian Green Jade, and Dongling Stone. The difference between jadeite and Burmese jade is as follows: First, the hardness is low; second, the density is light (light weight) and the luster is weak.

(2) Green glass and green plastic. Most of these alternatives are dazzlingly ugly and have very weak luster. Relative density is very light, low hardness (with nails can be engraved), no cool feeling.