When blue topaz was first introduced the treated kinds sold for about 20 to 40 per carat. But because of the oversupply of blue topaz stones wholesale prices dropped significantly per carat. Apart from having brilliance and perfect cleavage this gorgeous gemstone has amazing healing qualities and helps. Page 1 of 2 1 2. 18 mystic topaz is colorless topaz which has been artificially coated via a vapor deposition process giving it a rainbow effect on its surface.
Blue topaz the most commonly used topaz color is formed from colorless or lightly colored topaz that is irradiated to make it blue and then heat treated to stabilize the new color. Currently the popular varieties of the treated blue topaz are sky blue topaz. With all its spectacular hues and magnetic allure the stunning topaz will definitely make people fall head over heels in love with it. Typically colorless gray or pale yellow and blue material is heat treated and irradiated to produce a more desired darker blue. London blue is a dark blue topaz with a moderate to dark tone and saturation.
It pleases to those who like light colors and airy spaces. Two varieties of treated blue topaz have become dominant. Swiss blue is a bright blue topaz with a light tone and light to moderate saturation. Hence they are also cheap. Natural pink to purple topaz is also extremely rare but these colors can be produced in a laboratory as well.
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Sky blue comes clean clear and delicate blue color just resembles the the color of the sky on a cloudless day. These are known as swiss blue and london blue topaz. Swiss blue and london blue are trade names for two of the most common varieties of treated blue topaz seen in today s market. This topaz has a deep blue color with hints of green. Swiss blue topaz one of the prettiest and generally well known in the blue topaz family is swiss blue topaz.London blue swiss blue and pale sky blue. They are derived after a chemical process through which they get that amazing colour. Naturally occurring blue topaz is quite rare. Different forms of radiation treatment can produce different shades of blue. The various shades in blue colours they are seen in are sky blue sierra blue electric blue light blue london blue etc.
This gem has a light blue color which is similar to an aquamarine. Sky blue is a lot like sea green blue in its color run. Blue topaz is famous for more than one reason. Sky blue swiss blue and london blue topaz. This is a famous family with three different shades of blue.
The blue topaz gemstones are not real gemstone. Technically sky topaz is a white topaz which has been exposed to gamma rays to change the color of the gemstone into light blue. The blue topaz gemstones are not real gemstone. This gem has a light blue color which is similar to an aquamarine. London blue swiss blue and pale sky blue.
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Technically sky topaz is a white topaz which has been exposed to gamma rays to change the color of the gemstone into light blue. Sky blue comes clean clear and delicate blue color just resembles the the color of the sky on a cloudless day. It pleases to those who like light colors and airy spaces. Blue topaz the most commonly used topaz color is formed from colorless or lightly colored topaz that is irradiated to make it blue and then heat treated to stabilize the new color. When blue topaz was first introduced the treated kinds sold for about 20 to 40 per carat.
