The most romantic ring-Paris kiss In gemology, the concept of “refractive index” is often mentioned, and in some places it is called “refractive index”. The refractive index is an important parameter reflecting the optical properties of gems. When light propagates from one medium to another, reflection and refraction occur at the interface between the two […]
Санат мұрағаты: Зергерлік жаңалықтар
Planting wax trees is the first step in forming the jewelry after its modeling is completed. It is to glue the wax film of the jewelry together one by one, like a tree. In the process of planting wax trees, the following issues should be paid attention to. ① When planting wax trees, try to […]
The ability of a gemstone to resist mechanical action such as external pressing, scoring or grinding is called its hardness. The hardness of a gemstone is related to its crystal structure, chemical bond, and chemical composition. The hardness of gemstones can be divided into absolute hardness and relative hardness. The absolute hardness is measured by […]
Magnification inspection refers to the observation of internal features such as inclusions, құрылым, текстура, color bands, and stains of jewellery and jade, as well as external features such as original crystal planes, surface scratches, fractures, and open fissures, with the help of magnifying glass, microscope and other instruments. Magnification inspection is an important method in […]
Evaluating the quality of jade is a very important part of understanding jade. Дегенмен, the quality classification of jadeite is a very difficult task. The industry has not yet reached a consensus and has not formed a unified quality classification plan for jadeite, let alone establish a national standard for jadeite quality classification. The quality […]
Джадеит Қытайда зергерлік бұйымдар нарығында үлкен үлесін алып жатыр және адамдарды қатты жақсы көреді. Түске қосымша, мөлдірлік, құрылым, анықтық, ою, және Jadeite мөлшері оның құнына да үлкен әсер етеді. Жарықтық - Джадеттің мөлдірлігі да аталады “Су басы”. Көптеген жадиттер мөлдір немесе мөлдір емес, and a few […]
At the end of the 19th century, scientists have successfully produced artificial emeralds using the flux method. They put the raw material of beryl, adding a small amount of coloring agent chromium oxide and flux (such as lithium molybdate and lithium barium oxide), т.б., into a large crucible made of platinum, heated to 800°C, smelted […]
The color of aquamarine is as blue as sea water, and its color agent is iron. Among the various colors of aquamarine, the most popular are the dark blue and sky blue gems. Aquamarine is a symbol of happiness and longevity. In the Middle Ages, people had the foresight for those who wore aquamarine; басқалары […]
Ойнау: The deposits are distributed in all regions of the country. Ural region of Russia: produces high-quality aquamarine. Others: Mozambigue in Africa, Queensland in Australia, Бирма, Қытай, Үндістан, Kenya, Мадагаскар, Намибия, Nigeria , Замбия (Замбия), Srilanka (Srilanka), Tanzania (Tanzania) and the United States (U.S.A.) and other places also produce. The best method for identification: Natural […]
In addition to the green that does not have emeralds and the blue of aquamarine, natural noble beryl exists in the earth’s crust in various other colors, especially gold-yellow, yellow-green, сары, pink, wine red and colorless colors. For common. Natural precious beryl has a glassy luster, sometimes showing a cat-eye effect. It is very sensitive […]