| Facts about Topaz Topaz is a mineral, a silicate of flourine and aluminum.Topaz if not handled with care will develope flaws. Pure topaz is transparent but it is usually tinted by impurities. Topaz may often be found in wine or straw-yellow in color. The gemstones may also be white, grey, green, blue, pink or reddish-yellow and transparent or translucent. If you heat yellow topaz it often becomes reddish-pink. Topaz is found with the more acid rocks of the granite and rhyolite type and may be found with fluorite and cassiterite. It can be found in the Ural and Ilmen mountains, Brazil, Czech Republic, Italy, Japan, Mexico, Norway, Sweden, and the United States. On the Mohs scale of hardness topaz is measured as 8, only scored by corundum or diamonds. Topaz is also the gemstone that represents November. |