White Opal and Grossular Physical Properties

White Opal and Grossular Chemical Formula

While comparing White Opal and Grossular 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 White Opal and Grossular chemical formula.

• Chemical formula of White Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
• Chemical formula of Grossular- Ca 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

White Opal and Grossular Specific Gravity

Another important criteria for qualitative analysis of gemstones is White Opal and Grossular Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use White Opal and Grossular Optical Properties during the identification of gemstone. Specific gravity of White Opal is 3.55-3.73 whereas that of Grossular is 3.55-3.73.