The rarest are natural pink red and fine golden orange sometimes with a pink tone. Today s blue topaz is a product of gem treatment. Topaz is a silicate mineral of aluminium and fluorine with the chemical formula al 2 si o 4 f oh 2. Topaz makes an ideal gem. Citrine topaz gemstones are found in three colours.
The most common colors of untreated topaz are pale yellow brown and gray. Topaz is a mineral that is abundant in the earths crust and it can be found in a multitude of colors including blue pink and even red opals gemstones. Pastel shades of light green violet and pink are also found. As a result it was seldom seen in jewelry. 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 widely used for jewellery designing for ladies. Indeed one of the world s most famous topaz gemstones is a colorless topaz originally thought to be a diamond. Topaz is a precious stone typically colorless yellow is allochromatic which means that its color is caused by defects in its crystal structure. This stone is said to be precious and lucky for the november girls. A variety of impurities and treatments may make topaz wine red pale gray reddish orange pale green pink or opaque.
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Before 1970 most of the topaz in low to moderate price jewelry was yellow to brown in color. The gem apparently disappeared after the death of king john vi in 1826. Although frequently associated with golden yellow as well as blue it can be found in a variety of colors including colorless. Blue topaz mystic topaz imperial topaz white topaz pink topaz. It is used as a gemstone in jewellery and other adornments.The traditional november birthstone topaz is a popular gem. One with golden shade pale yellow and deep orange. Natural topaz with an attractive blue color was rare and very expensive. A good hardness and desirable colors combined with a relative abundance and availability makes it one the most popular gemstones. It is a 1 680 carat stone known as the braganza diamond owned by the royal family of portugal.
It is a 1 680 carat stone known as the braganza diamond owned by the royal family of portugal. The traditional november birthstone topaz is a popular gem. Before 1970 most of the topaz in low to moderate price jewelry was yellow to brown in color. It is widely used for jewellery designing for ladies. The most common colors of untreated topaz are pale yellow brown and gray.
A good hardness and desirable colors combined with a relative abundance and availability makes it one the most popular gemstones. The rarest are natural pink red and fine golden orange sometimes with a pink tone.
