Yiwu Bluestone im
port And Export Corroratio
nlocated in The 5th floor, No. 333, Wangdao Road, Beiyuan Street,Yiwu City,Jinhua City,Zhejiang Province,China,with elegant enviro
nment and convenience, market information delivered smoothly.BLUE STONE is BLUE STONE which is a specialized inHome merchandise,Gift crafts jewelry,Jewelry.
BLUE STONE Sapphire is called Sapphire in English. It comes from Latin Spphins, meaning blue. It belo
ngs 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, belo
nging 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 co
ntains 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 co
ntains three groups of inclusions that are parallel to and aligned directio
nally 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 belo
ngs to the trigo
nal 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. is focused on
YIWU BLUESTONE import development of, YIWU BLUESTONE im
port specialty, Salable YIWU BLUESTONE im
port, Good faith management YIWU BLUESTONE im
port and other projects. even though in the rapid development of the project ,BLUE STONE always stressed the balance between external opportunities and internal management, attaches great im
portance to the core competitiveness of enterprises to cultivate and shape. Our company take the value of customer service as the core competitiveness of enterprises, adhering to the ho
nesty and integrity , the pursuit of excellence, respect individual for the corporate spirit, and strive to provide customers with integrity and reliable YIWU BLUESTONE im
port.
BLUE STo
nEadheres to advance with the times and advocates to the service-oriented,faith-ba
sed, people-oriented management idea. With a belief of customer first to forge ahead , company insists on providing our clients with satisfying and best service ofYiwu aluminum necklace,Yiwu brooch manufacturerx2da4dfen,