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Pleonast and Verdelite Physical Properties


Verdelite and Pleonast Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
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Not Available   

Durability
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Not Available   

Specific Gravity
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2.90-3.40   

Fracture
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ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)   

Cleavage
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Mohs Hardness
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7-7.5   

Chemical Composition
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Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.   

Optical Properties >>
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Pleonast and Verdelite Chemical Formula

While comparing Pleonast and Verdelite 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 Pleonast and Verdelite chemical formula.

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Pleonast and Verdelite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pleonast and Verdelite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pleonast and Verdelite Optical Properties during the identification of gemstone. Specific gravity of Pleonast is 2.90-3.40 whereas that of Verdelite is 2.90-3.40.

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