Spodumene ædelstene på smykkemarkedet er de eneste ædelstene, der optræder hyppigere. Dens brydningsindeks er 1.655-1.680, dobbeltbrydningsforskel er 0.015, spredningsforholdet er 0.015, specifik vægt er 3.15-3.20, og hårdhed er 6.5-7, men fordi den har en gruppe. Spaltningen er ret komplet, og den er let at knække på grund af kollision, [...]
Kategori Arkiver: Smykker nyheder
Hyacint er sammensat af zirconiumsilikat, med et højt brydningsindeks på 1.78-1.987, og en meget stor dobbeltbrydningsforskel på 0.059. Så længe du bruger et forstørrelsesglas til at observere fra skrivebordet, du kan se ridgeline af den nederste del af den dobbelte skygge, så det er nemt at skelne fra diamanter [...]
Som man siger, "Du kan ikke lave en jade uden at skære den", som fuldt ud forklarer vigtigheden af smykkestil og snit. Gemologer designer normalt specifikke stilarter i henhold til de optiske egenskaber af forskellige ædelstene. Det indfaldende lys reflekteres maksimalt tilbage til smykkebordet, showing the unique dispersion effect of [...]
Først og fremmest, when giving gems and jewellery, it is necessary to clarify the recipients to avoid unreasonable phenomena. For eksempel, it is considered impolite and unreasonable for women to gift pearl jewelry to men or ivory jewelry to overseas friends, because pearl jewelry is feminine jewelry, and ivory jewelry is prohibited from importing in [...]
"You can't make a tool without cutting jade", this sentence fully illustrates the importance of gem processing. Gemstones can have high aesthetic value and commodity value only through style design and fine carving. The process of gem processing is also a process of artistic creation. It must be based on people's aesthetic concepts and consumer [...]
The faceted type is also called the small face type or the turned face type. Its basic feature is that the shape of the gem is composed of many small facets arranged and combined according to a certain rule, which is a regular symmetrical geometric polyhedron. The round facet type is the most common cut [...]
Crystal is a kind of colored gemstone that people love, and it can often grow a huge crystal or crystal cluster. The actual crystal crystal grows in a geode, and it always has one end on the wall of the cave, so only one end can freely grow a sharp cone. Generelt, only half of [...]
The stones here refer to gem-level stones. Gems are the essence of nature in the universe, smuk, sjælden, and condensing energy for hundreds of millions of years. It can be said that they are the spirits of nature. Through the understanding of gems, people believe that these magnificent elves have an impact on people's fortune. [...]
It is generally believed that the word “jewelry” means pearls, jade beads, and treasures means jade, gold and silver ingots, currency, and seals. Derfor, “jewelry” should refer to pearls, ædelstene, Jade, gold and silver, osv. Things that are treasures, or precious materials. Der er 6 producing areas with relatively concentrated gemstones in the world: (1) [...]
(1) Diamanter: mainly produced in Yimeng Mountain, Shandong and Dalian, Liaoning. Blandt dem, the quality of gem-grade diamonds from Dalian Wafangdian is the best. (2) Safir: mainly distributed in the eastern coastal areas, such as Hainan, Fujian, Jiangsu, Shandong and Heilongjiang provinces. The storage capacity is considerable, but the color is mostly indigo blue with [...]