Black Opal and Leucite Physical Properties

Black Opal and Leucite Chemical Formula

While comparing Black Opal and Leucite 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 Black Opal and Leucite chemical formula.

• Chemical formula of Black Opal- SiO 2 + H 2OUlrich Henn and Claudio C.
• Chemical formula of Leucite- KAlSi 2O 6Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Black Opal and Leucite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Black Opal and Leucite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Black Opal and Leucite Optical Properties during the identification of gemstone. Specific gravity of Black Opal is 2.45-2.50 whereas that of Leucite is 2.45-2.50.