Topaz Gem - Search
Open links in new tab
  1. Topaz - Wikipedia

    • Topaz is a silicate mineral made of aluminum and fluorine with the chemical formula Al2SiO4(F, OH)2. It is used as a gemstone in jewelry and other adornments. Common topaz in its natural state is colorless, though trace element impurities can make it pale blue or golden brown to yellow-orange. Topaz is often treated with heat or radiation to make it a deep bl… See more

    Formula (repeating unit)Alâ‚‚SiOâ‚„(F,OH)â‚‚
    IMA symbolTpz
    Strunz classification9.AF.35
    Feedback
    Kizdar net | Kizdar net | Кыздар Нет