Fuchsite and Allanite Physical Properties

Fuchsite and Allanite Chemical Formula

While comparing Fuchsite and Allanite 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 Fuchsite and Allanite chemical formula.

• Chemical formula of Fuchsite- K(Al,Cr) 3Si 3O 10(OH) 2Gemdat.org , Management Team (2012)
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Fuchsite and Allanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fuchsite and Allanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fuchsite and Allanite Optical Properties during the identification of gemstone. Specific gravity of Fuchsite is 3.40-4.20 whereas that of Allanite is 3.40-4.20.