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Sapphirine and Williamsite Physical Properties


Williamsite and Sapphirine Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.40-3.58   
2.51-2.63   

Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Uneven   
Conchoidal, Conchoidal, Handbook of mineralogy (2001)   

Cleavage
{010} Perfect   
Not Available   

Mohs Hardness
7.5   
4   

Chemical Composition
(Al,Mg) 8(Al,Si) 6O 20Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
(Mg,Fe2+ ) 3Si 2O 5(OH) 4Anthony et al , Handbook of mineralogy (2001)   

Optical Properties >>
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Sapphirine and Williamsite Chemical Formula

While comparing Sapphirine and Williamsite 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 Sapphirine and Williamsite chemical formula.

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Sapphirine and Williamsite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sapphirine and Williamsite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sapphirine and Williamsite Optical Properties during the identification of gemstone. Specific gravity of Sapphirine is 2.51-2.63 whereas that of Williamsite is 2.51-2.63.

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Green Gemstones


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