Der er mange farver af turmalin, og markedet kan opdeles i følgende ti slags efter farven. Rubellit: Rubellite er den generelle betegnelse for alle røde turmaliner, inklusive pink, rød, lilla, orange og endda rød med en brun tone. Engelsk rubellit er afledt af latin, den oprindelige betydning er rød; de [...]
Kategori Arkiver: Smykker nyheder
Tourmaline is a very popular variety among colored gemstones. The quality and value of tourmaline are embodied in many aspects such as shape, color and optical effect. The editor of Baolong.com will edit a few points for you to use when choosing tourmaline gems or tourmaline jewelry. Tourmaline crystals are mostly long columnar, with high [...]
Navnet på granat, Granat, udviklet sig fra det latinske Granatus, fordi dens krystaller for det meste er granulære, ligner modne granatæblekerner. Granat er en enkeltbrydende ædelsten af ligeakset krystalsystem, med hårdhed imellem 6.5 og 7.5, god sejhed, silikatmineraler indeholdende forskellige metalelementer, garnets are divided into six categories due to the different metal [...]
Because of the variety of types, garnets are often sold under commercial names in the gem market, and the price varies greatly. This book introduces the more common garnets in the gem market. The following are the more common types in the market. Almandine: It is called noble garnet on the market. Det er [...]
Demantoid: Demantoid er den dyreste af alle granater. Farven er gul-grøn til grøn. Demantoid 0.057 har en højere spredningshastighed end diamant 0.044, så ilden efter skæring Fremragende, navnet Demantoid kommer fra dets diamantlignende glans, som har glansen som en diamant. Andre granater er sorte og gulbrune. They are [...]
Some pink topaz is formed by heating light yellow topaz. This kind of heat treatment has a history of centuries. The pink topaz inlaid on some antique jewelry from the Middle Ages is heat treated. Because the color of this treatment is stable and long-lasting, it is recognized in the industry to be acceptable, regardless [...]
There are artificial spinel products in the gem market. The traditional synthesis method is synthesized by the fire melting method. I de senere år, the spinel synthesized by the flux method has also entered the market. The appearance and internal appearance of the artificial spinel synthesized by the flux method have been introduced. , The content [...]
Spodumene gemstones in the jewellery market are the only gemstones that appear more frequently. Its refractive index is 1.655-1.680, birefringence difference is 0.015, dispersion ratio is 0.015, specific gravity is 3.15-3.20, og hårdhed er 6.5-7, but because it has a group The cleavage is quite complete, and it is easy to crack due to collision, [...]
Hyacinth is composed of zirconium silicate, with a high refractive index of 1.78-1.987, and a very large birefringence difference of 0.059. As long as you use a magnifying glass to observe from the desktop, you can see the ridgeline of the bottom section of the double shadow, so it is easy to distinguish from diamonds [...]
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 [...]