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Emerald and Zincite Physical Properties


Zincite and Emerald Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Not Available   
Not Available   

Durability
Hard   
Not Available   

Specific Gravity
2.67-2.78   
5.50-5.90   

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

Cleavage
Imperfect on the [0001]   
On {10 1 0}, perfect; parting on {000 1 }   

Mohs Hardness
7.5-8   
4   

Chemical Composition
Be3Al2SiO6   
(Zn,Mn2+ )OMichael O’Donoghue , Gems, Sixth Edition (2006)   

Optical Properties >>
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Emerald and Zincite Chemical Formula

While comparing Emerald and Zincite 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 Zincite chemical formula.

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Emerald and Zincite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Emerald and Zincite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Emerald and Zincite Optical Properties during the identification of gemstone. Specific gravity of Emerald is 5.50-5.90 whereas that of Zincite is 5.50-5.90.

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