Black Opal and Nickeline Physical Properties

Black Opal and Nickeline Chemical Formula

While comparing Black Opal and Nickeline 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 Nickeline chemical formula.

• Chemical formula of Black Opal- SiO 2 + H 2OUlrich Henn and Claudio C.
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Black Opal and Nickeline Specific Gravity

Another important criteria for qualitative analysis of gemstones is Black Opal and Nickeline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Black Opal and Nickeline Optical Properties during the identification of gemstone. Specific gravity of Black Opal is Not Available whereas that of Nickeline is Not Available.