Topaz and Petrified Wood Physical Properties

Topaz and Petrified Wood Chemical Formula

While comparing Topaz and Petrified Wood physical properties, the important data you should know is its chemical composition. Since chemical formula defines the molecular structure of the crystal, most of the physical properties like color, tenacity, solubility are governed by Topaz and Petrified Wood chemical formula.

• Chemical formula of Topaz- Al₂SiO₄(F,OH)₂
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Topaz and Petrified Wood Specific Gravity

Another important criteria for qualitative analysis of gemstones is Topaz and Petrified Wood Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Topaz and Petrified Wood Optical Properties during the identification of gemstone. Specific gravity of Topaz is 2.58-2.91 whereas that of Petrified Wood is 2.58-2.91.