Les gens appellent généralement les inclusions dans les pierres précieuses "impuretés." Donc, les inclusions dans les pierres précieuses sont également un facteur d'évaluation de la qualité des pierres précieuses; Par exemple, dans l'évaluation de la qualité des diamants, un critère important est "clarté", c'est, la propreté de l'intérieur de la gemme. En général, moins il y a d'impuretés dans la gemme, le [...]
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Cristal de roche, le nom du minéral est quartz, est un très vieux joyau. Depuis des milliers d'années, le cristal a été considéré comme un symbole d'inflexibilité, pureté et gentillesse avec son pur, texture transparente et dure. La légende raconte que lorsque les anciens Romains obtenaient pour la première fois du cristal dans les Alpes, they thought it was changed by [...]
Corundum is a mineral name, the English name is Corundum. Among corundum minerals, corundum that reaches gem level is called corundum gems. Corundum gemstones include rubies and sapphires. The red ones (medium shades of red to dark red to purple) are called rubies, and the other colors are collectively called sapphires, including pink and sapphires. [...]
The cabochon type of gemstones is also called the body type or convex type. It consists of a polished arc-shaped top surface and a rough ground but not polished bottom surface. Its main feature is that the ornamental surface is a polished curved surface. Curved cuts are divided into three categories according to the top [...]
Crystal is now a frequent visitor in the jewelry market. It should be pointed out that there are natural crystals and artificial crystals. Man-made crystals, to put it plainly, are glass, coloré, faible coût, and very popular. The natural crystal is the essence of the earth for hundreds of millions of years. It is rare, [...]
Selon la recherche, les humains ont appris à utiliser le cristal pour broyer des pierres précieuses décoratives et des objets d'art sculptés à l'époque préhistorique. Aux temps préhistoriques, les ancêtres de l'Égypte et de l'Europe utilisaient des cristaux comme haches, grattoirs et armes, et les Indiens d'Amérique croyaient que les cristaux pouvaient supprimer les démons, éloigner le mal et être invincibles.. The ancient Mayans used [...]
Crystal not only has colorful colors and crystal clear luster, but also has spirituality and energy that other gems do not possess. Donc, it is deeply loved by astrology masters and prophets and has become a medium for them to communicate with the spiritual world. It is said that it also has the effect of [...]
Some people like to bury natural crystals in the garden soil, which also has a cleaning effect. The soil cleaning method can release the negative energy in the natural crystal and dissolve the soil. The most effective method is actually to bury the crystal in the soil at the foot of the tree as close [...]
Tourmaline is very popular in the Chinese jewelry market. In addition to being extremely beautiful, tourmaline also has a lot of health care functions. Dans 1768, the Swedish scientist Linnes discovered that tourmaline has piezoelectricity and pyroelectricity, c'est, tourmaline generates an electrostatic magnetic field when heated or rubbed, and can adsorb lighter objects around [...]
1. Naming of synthetic gems The naming principle of synthetic gems: when naming synthetic gems, le mot "synthétique" should be added before the name of the gem. Par exemple, the correct name of synthetic ruby is "rubis synthétique"; the correct name of synthetic cubic zirconia is "zircone cubique synthétique", and its English name "CZ" peut [...]