Diamond has excellent optical properties. Jade Bangle Thanks to its extremely rigid network, which may be contaminated with impurities such as boron little and nitrogen. In combination with high transparency, this translates into a clear appearance, most colorless natural diamonds. Small amounts of impurities or defects (about one million atoms per network) the color of the blue diamond (boron), yellow (nitrogen), Brown (lattice defects), green (exposure to radiation), purple, pink, orange or red. Jade Necklaces Diamond also has relatively high optical dispersion (ability to scattering of light in different colors), resulting in its characteristic sheen. Jade Jewelry Excellent optical and mechanical properties, together with effective marketing, so that the diamonds of gemstone most popular. Jade Rings Diamonds can also be produced synthetically, and high-pressure high-temperature process, which simulates the conditions around the Earth's mantle. Option, and a completely different in chemical vapor deposition growth...