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Emerald and Hackmanite Physical Properties


Hackmanite and Emerald Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Hard   
Not Available   

Specific Gravity
2.67-2.78   
2.27-2.33   

Fracture
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)   
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)   

Cleavage
Imperfect on the [0001]   
Not Available   

Mohs Hardness
7.5-8   
5.5-6   

Chemical Composition
Be3Al2SiO6   
Na 8Al 6Si 6O 24Cl 2Michael O’Donoghue , Gems, Sixth Edition (2006)   

Optical Properties >>
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Emerald and Hackmanite Chemical Formula

While comparing Emerald and Hackmanite 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 Emerald and Hackmanite chemical formula.

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Emerald and Hackmanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Emerald and Hackmanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Emerald and Hackmanite Optical Properties during the identification of gemstone. Specific gravity of Emerald is 2.27-2.33 whereas that of Hackmanite is 2.27-2.33.

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