It is used as a gemstone in jewellery and other adornments. Today the most common colours found of topaz in its natural state are a pale shade of yellow grey and brown. The most commonly used colors of topaz in jewelry are the blue types. Colorless topaz is fairly common and is rarely given a dazzling cut and sold as a diamond replacement. It occurs naturally in yellow to orange hues with reddish overtones.
The most valuable colors of topaz are the golden orange yellow type called imperial topaz and the dark pinkish red and orange red colors. If a colorless topaz is irradiated by ultraviolet light x rays gamma rays or high energy electrons we can obtain a yellow orange or brown color but this color is usually unstable and fades in a few days in light. If you have a glance at the stone in daytime it appears orange pink with a golden look while in the lamplight it appears pinkish red. Topaz is available in a variety of colors from yellow orange gray purple blue black violet and green. Though it is visible in two shades it is basically golden yellow.
You can also find pastel shades in pinks violets and milky green. Naturally colored topaz such as yellow orange and brown topaz contain color centers that are stable to light. It is named after sherry wine and ranges from yellowish brown and brownish yellow to orange in color. A variety of impurities and treatments may make topaz wine red pale gray reddish orange pale green pink or opaque. Among the several topaz gemstones the imperial topaz is the most precious and expensive gemstone.
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Topaz in its natural state is a golden brown to yellow. As a result of its striking color imperial topaz has become extremely popular and highly sought after among jewelry lovers across the globe. Almost all of this blue topaz is colorless rough that was irradiated and heated to blue. Topaz is a silicate mineral of aluminium and fluorine with the chemical formula al 2 si o 4 f oh 2. Indeed one of the world s most famous topaz gemstones is a colorless topaz originally thought to be a diamond.Indeed one of the world s most famous topaz gemstones is a colorless topaz originally thought to be a diamond. Topaz in its natural state is a golden brown to yellow. You can also find pastel shades in pinks violets and milky green. The most valuable colors of topaz are the golden orange yellow type called imperial topaz and the dark pinkish red and orange red colors. It is used as a gemstone in jewellery and other adornments.
