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Agate Opal and Sugilite Physical Properties


Sugilite and Agate Opal Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
1.98-2.50   
2.69-2.79   

Fracture
Conchoidal, Conchoidal, Gemstones of the world (2001)   
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)   

Cleavage
Not Available   
Poor on {0001}   

Mohs Hardness
5.5-6.5   
5.5-6.5   

Chemical Composition
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)   
KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   

Optical Properties >>
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Agate Opal and Sugilite Chemical Formula

While comparing Agate Opal and Sugilite 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 Agate Opal and Sugilite chemical formula.

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Agate Opal and Sugilite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Agate Opal and Sugilite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Agate Opal and Sugilite Optical Properties during the identification of gemstone. Specific gravity of Agate Opal is 2.69-2.79 whereas that of Sugilite is 2.69-2.79.

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