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Amethyst and Charoite Physical Properties


Charoite and Amethyst Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
insoluble in common solvents   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.65   
2.54-2.78   

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

Cleavage
Indiscernible   
Good in three directions   

Mohs Hardness
7   
5-6   

Chemical Composition
SiO2   
K(Ca,Na) 2Si 4O 10(OH,F) · H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references   

Optical Properties >>
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Amethyst and Charoite Chemical Formula

While comparing Amethyst and Charoite 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 Amethyst and Charoite chemical formula.

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Amethyst and Charoite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Amethyst and Charoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amethyst and Charoite Optical Properties during the identification of gemstone. Specific gravity of Amethyst is 2.54-2.78 whereas that of Charoite is 2.54-2.78.

Semi Precious

Semi Precious


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