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Bustamite and Chrysoberyl Physical Properties


Chrysoberyl and Bustamite Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Partly soluble in HCl.   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.32-3.43   
3.69-3.81   

Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)   
Uneven, Conchoidal to uneven, Brittle, Metallic, Uneven, ConchoidalWalter Schumann, Brittle, Metallic   

Cleavage
{100} perfect; {110} and {1 1 0} good; {010} poor   
Distinct on {110}, imperfect on {010}, poor on {001}   

Mohs Hardness
5.5-6   
8.5   

Chemical Composition
(Ca,Mn2+ )Si 3O 9Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
BeAl 2 O 4   

Optical Properties >>
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Bustamite and Chrysoberyl Chemical Formula

While comparing Bustamite and Chrysoberyl 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 Bustamite and Chrysoberyl chemical formula.

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Bustamite and Chrysoberyl Specific Gravity

Another important criteria for qualitative analysis of gemstones is Bustamite and Chrysoberyl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bustamite and Chrysoberyl Optical Properties during the identification of gemstone. Specific gravity of Bustamite is 3.69-3.81 whereas that of Chrysoberyl is 3.69-3.81.

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