chrome hearts

Sapphire evaluation and chrome hearts purchase. The evaluation and selection factors of the sapphire color, weight, transparency and clarity. The most important feature of the sapphire color is uneven, polysynthetic twins are not developed strong dichroism.The Myanmar regional production of sapphire was bright blue (containing titanium color caused), containing inclusions, can produce six or twelve shooting stars. Indian Kashmir sapphire was cornflower blue, microstrip purple indigo, bright colors, high-quality chrome hearts sapphire. Sapphire from Sri Lanka, Thailand, China, Australia is also distinctive. Sapphire has a brittle, worn should avoid the blows, and bump.
In a lot of nature, and the emerald chrome hearts green transparent gemstones similar types more common emerald, tourmaline, fluorite, peridot, garnet and zircon, etc., which look exactly like the emerald and confusing tourmaline, fluorite and jade . To the naked eye, green jade general were tested translucent often porphyritic texture interwoven fibers, quality emeralds transparent crystal. Hardness 7.5-8 emerald, fluorite hardness is low, only 4. Emerald is a smaller proportion, while the proportion of fluorite, chrome hearts tourmaline, emerald. Zircon dispersion strong and obvious double shadow.
In addition, similar to artificial and natural emerald emerald green glass, etc., the biggest difference between them at the vast chrome hearts majority of natural emerald flaws or inclusions visible dichroism. Of course, to be strictly correct distinction between the best use of the refractometer, polariscope identified instrument.