Compoziția chimică a cristalului este silice pură cu o greutate specifică de 2.66, care este foarte stabil. Spre deosebire de alte pietre prețioase, care conţin multe alte elemente sau substanţe conţinute, greutatea specifică va fi într-un interval. Indicele său de refracție este 1,544~1,553. , Diferența de birefringență este 0.009, rata de dispersie este 0.013, iar cel [...]
Arhivele de categorii: Știri despre bijuterii
The crystal we are talking about is mostly this colorless and transparent crystal, but its English name is not Colorless Quartz but RockCrystal. The word Crystal comes from the Greek word krustallos, which means ice, because the ancient Greeks thought it was an eternal ice crystal given by the gods, so it was named after [...]
Numele ametistului provine din mitologia greacă. Bacchus, zeul vinului, a fost ridiculizat de zeul lunii Diana, și s-a hotărât să găsească pe cineva care să-și dezvăluie furia. S-a întâmplat ca frumoasa tânără Amethyst să treacă pe acolo și să devină țap ispășitor, și a fost atacat de tigrii aduși de Bacchus. [...]
Amethyst Ametrina este un cristal cu două culori de ametist și citrin în același timp. Numele său în engleză combină prefixul de ametist și sufixul de citrin pentru a deveni cuvântul englezesc Ametrine, folosit special pentru acest tip de piatră prețioasă.. Ametistul se formează atunci când se formează cristalul, one end of the crystal [...]
Because of the different colors and textures of crystals, there are many varieties. Hair crystals and tiger eye crystals are rare varieties, and they are also carved into various jewelry for sale. Aventurine Quartz (Aventurine Quartz) contains green mica flake-like inclusions of green mica. Observing under a magnifying glass, it can be found that the [...]
Pe piata de bijuterii, you can also see a variety of cryptocrystalline quartz, which is colorful and made into rings, pandantive, ornamente, etc.. It is inexpensive and very popular. This is chalcedony. Chalcedony is another series of gemstones in the quartz family. There are many types of gemstones belonging to the chalcedony system with different [...]
Cuarțul este cel mai abundent mineral din scoarța terestră. Chalcedony is also quite common in the strata. It often coexists with many different minerals. Prin urmare, chalcedony gems often appear in front of the world in different appearances. Some special chalcedony is a masterpiece of nature, and it is the favorite of collectors. Because chalcedony [...]
Conform cercetării textuale, the first place to find agate was near the Achates River on Sicily, so the name evolved into the English Agate. There is a saying that the Chinese name of agate is because the rough shape of agate is similar to horse brain, so it is called agate. . Chalcedony with [...]
Conform cercetării textuale, the first place to find agate was near the Achates River on Sicily, so the name evolved into the English Agate. There is a saying that the Chinese name of agate is because the rough shape of agate is similar to horse brain, so it is called agate. . Chalcedony with [...]
In the family of colored gemstones, chalcedony is one of the colorful ones. Perhaps most people are unfamiliar with this name, but when it comes to agate, almost everyone knows it: agate is a type of chalcedony. Chalcedony itself is colorful, and its origin and texture have great differences and characteristics. Quartz is the mineral [...]