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Amethyst and Danburite Physical Properties


Danburite and Amethyst Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
insoluble in common solvents   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.65   
2.97-3.03   

Fracture
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)   
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Conchoidal, Brittle   

Cleavage
Indiscernible   
{001} Poor   

Mohs Hardness
7   
7   

Chemical Composition
SiO2   
CaB 2(SiO 4) 2Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   

Optical Properties >>
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Amethyst and Danburite Chemical Formula

While comparing Amethyst and Danburite 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 Danburite chemical formula.

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Amethyst and Danburite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Amethyst and Danburite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amethyst and Danburite Optical Properties during the identification of gemstone. Specific gravity of Amethyst is 2.97-3.03 whereas that of Danburite is 2.97-3.03.

Semi Precious

Semi Precious


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