Sillimanite and Akoya pearl Physical Properties

Sillimanite and Akoya pearl Chemical Formula

While comparing Sillimanite and Akoya pearl 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 Sillimanite and Akoya pearl chemical formula.

• Chemical formula of Sillimanite- Al 2SiO 5Michael O’Donoghue , Gems, Sixth Edition (2006)
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Sillimanite and Akoya pearl Specific Gravity

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