Larimar and Common Opal Physical Properties

Larimar and Common Opal Chemical Formula

While comparing Larimar and Common Opal 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 Larimar and Common Opal chemical formula.

• Chemical formula of Larimar- Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.
• Chemical formula of Common Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Larimar and Common Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Larimar and Common Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Larimar and Common Opal Optical Properties during the identification of gemstone. Specific gravity of Larimar is 1.98-2.50 whereas that of Common Opal is 1.98-2.50.