Topaz occur in nature colorless and often with transparent eye clean clarity, but is frequent tinted by impurities and show different colors like: yellow, pink, blue, red, brown in different tone and saturation grade. It can be treated by humans in different ways with heat and irradiation especially for the blues, to improve the color intensity and saturation. In some case it can be coated like for mystic Topaz and its rainbow effect. With its high hardness of 8 on the Mohs scale and good dispersion, it is one of the most popular and loved gemstone used in jewelry. Topaz prices are recently dropped duo to its abundance and large gemstones can be purchased at very affordable price. Usually it show often a nice eye clean clarity without visible inclusions, that make it perfect to be set in an elegant jewel like a ring or a pendant.

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