Empress Emeralds

Empress Emeralds

China Tourmaline Knowledge And Capabilities

 

 

The origins of tourmaline, has an interesting story China gemstone Legend 1703, a warm summer, in Amsterdam, the Netherlands, there are several kids who play the Dutch sailing back to the stone. Suddenly, a child nearly Office found that the stone dust and grass litters have smoked in the past. Children are very surprised, he gave them the parents of view, it was found that stones can attract or exclude light objects such as dust and grass litters. Therefore, the Dutch called it "sucked limestone." Until 1768, Swedish scientists discovered tourmaline Ringnes, people gradually accepted and adopted the present name - tourmaline.

Tourmaline is the usual name of the jewelry industry in china gemstone wholesaler .in mineralogy are tourmaline family. Chemical formula XR3Al6B3Si6O27 (OH) 4, where X is Na, K, Ca, R for various metal ions, R directly affect the type and content of the color of tourmaline. Trigonal system. Showed a complex three-columnar crystals. Color variety, are colorless, rose red, pink, red, blue, green, yellow, brown and black, of which the blue and bright red roses for the top grade. Glass luster, transparent to translucent, usually 1.624-1.644 refractive index, birefringence 0.018-0.040, dispersion 0.017. With strong pleochroism. Hardness of 7-7.5, density 3.06-3.26 g / cc. No cleavage, conchoidal fracture. Tourmaline also has piezoelectric properties and thermal resistance, which is the origin of the name tourmaline.

Tourmaline colorful, beautiful, diverse, transparent, since ancient times is very popular. It is currently second only to emerald, alexandrite's mid-range one of the gems. According to records, the Qing Dynasty Empress Dowager Cixi of the sacrificial victims, there is one made with tourmaline carved lotus, weight 36.8 money, then the value of 75 million taels of silver. People to tourmaline as the "October birthstone," a symbol of happiness and peace.

Value with gem tourmaline albitization prolific in strong and lithium mica-based micro-plagioclase albite Danwei Jing Yan's nuclear department. 50-70% of the world's color tourmaline from Baxi Mi that Sijilasi state pegmatites. The U.S., Russia, Sri Lanka, Myanmar and other countries also have output. Xinjiang's Altay china jewelry supplier .produced by tourmaline, crystal clear, color variety, and there within the infrared and green "watermelon skin" treasures.

 Tourmaline is a precious mineral, has been the favorite for the Royal, in particular the Empress Dowager Ci Xi, particularly fond of tourmaline. Tourmaline to smooth blood gas, effectively rule out the stress, fatigue, improve health and luck, more evil effect. Demonstrate noble, elegant, gentle and beautiful temperament. Bring you health, luck, fortune and god karma.

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 china gemstone wholesaler  http://www.winbowgem.com supply vast kinds of styles handmade jewelry,mainly engage in wholesale handmade jewelry such as wholesale crystal ,wholesale pearl ,wholesale gemstone,who...

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