Ruby the chemical composition chrome hearts online of aluminum oxide (Al2O3), containing trace elements chromium (Cr3 +) made of red to pink. Trigonal system. Crystal form often has a barrel, short columnar, plate. The collection of mostly dense granular or massive. Transparent to translucent, shiny glass. Refractive index 1.76-1.77, the birefringence 0.008-0.010. The dichroism obvious non-homogeneous body. Sometimes with a special optical effects - Star effect will be reflected in the light irradiation charming six shooting stars, commonly known as the "six lines. The hardness of 9, and a density of 3.95-4.10 g / cc. No cleavage, parting development. Ruby red and dark red fluorescent hair long, short-wave ultraviolet irradiation.
Ruby red, and the most valuable color chrome hearts online is the most concentrated, known as 'pigeon blood' gem, very precious. This almost as strong bright colors, deep red more glance disclosure of the true colors of ruby. Unfortunately the the most ruby color radiate pale and feeling with powder with pigeon blood hue of rubies, more valuable. In addition, due The ruby diffuse to a shares intense anger and rich and chrome hearts online gaudy colors, before people think it is the incarnation of the dead birds and their fervent fantasy. Natural ruby of origin of non-production rare quality ruby only Myanmar one produced, and the production is also being gradually reducing, can now say recession is almost exhausted, a large stone would no longer appear.
Ruby's evaluation and purchase. The primary chrome hearts online evaluation of the ruby color with optional factors, followed by weight, transparency and clarity. In general, pure color, large particles, transparent, no or very few inclusions and blemishes, fine processing, various parts proportioned faceted ruby for the finest products. Burmese ruby, mostly pigeon blood red color uniform transparency, tablets, very few flaws and cracks.chrome hearts online Sri Lanka, ruby, light color, the main varieties of Star Ruby. Thailand sharp bamboo ruby, crimson, the color is not very bright, relatively clean. Ruby has a brittle, afraid percussion, beat, worn should pay attention.
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