Creating the world-class brand is the chase ofBLUE STONE
1.Yiwu Bluestone Import And Export Corroration is a professional company inbrooch manufacturers in chinax2da4de5n,Yiwu crystal brooches company. Since its inception,with innovative technology,advanced management,high-quality service,we won the majority of customer recognition.The companys core values are:either do not do,or do Yiwu brooch manufacturer service really well
2.Yiwu Bluestone Import And Export Corroration have Genuine goods at a fair price YIWU BLUESTONE IMPORT,YIWU BLUESTONE IMPORT the introduction,YIWU BLUESTONE IMPORT wholesale supply,Quality and quantity guaranteed YIWU BLUESTONE IMPORT,Better YIWU BLUESTONE IMPORT,YIWU BLUESTONE IMPORT of the business and other areas of expertise, combined with excellent service capabilities, To provide customers with professional, customized YIWU BLUESTONE IMPORT. Moreover, since the establishment of a long time ago,the BLUESTONEbusiness of BLUE STONE has always maintained a high-speed and stable growth. details: Sapphire is called Sapphire in English. It comes from Latin Spphins, meaning blue. It belongs to the corundum mineral and the three square crystal system. In the gem world, all kinds of gem grade jade called ruby are called sapphires. The mineral name of sapphire is corundum, belonging to corundum mineral. In fact, in addition to the ruby in the nature of gem-grade corundum, other colors such as blue, light blue, green, yellow, gray, colorless, etc., are called sapphire, or color sapphire, that is, before the sapphire added color name, such as pink sapphire. The chemical composition of sapphire (Al O O) is mainly Fe, Ti and coloration. Corundum contains trace elements such as iron (Fe) and titanium (Ti), and shows blue, sky blue, light blue and other colors, of which the Royal Blue and Cypress are the best. It is called "Starlight Sapphire" when it is Globoidal and contains three groups of inclusions that are parallel to and aligned directionally with the bottom and can produce beautiful six-shot stars.
Sapphire is composed of alumina, which is blue because of trace element titanium (Ti4+) or iron (Fe2+). It belongs to the trigonal system, and its crystal morphology is usually tubular, short columnar, plate, etc. The geometry is mostly granular or dense block. Transparent to translucent, glass luster. The refractive index is 1.76-1.77, the birefringence is 0.008, and the two color is strong. Heterogeneous plastids. Sometimes there is a special optical effect - the starlight effect. The hardness is 9, and the density is 3.95-4.1 grams / cubic centimeter. No cleavage and cleavage development.
3.The integrity, strength and prodzationuct quality of Yiwu Bluestone Import And Export Corrorationhas gain highly industry recognition. Welcome friends from all walks of life come for visit, guidance and business negotiations. For more information please visit: en.bluestone.net.cn
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Target City : Jinhua City
Last Update : 17 November 2018
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|Item Owner : Miss Ge|
Contact Phone: 13735646695
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