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Emerald and Mellite Physical Properties


Mellite 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   
1.58-1.60   

Fracture
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)   
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle   

Cleavage
Imperfect on the [0001]   
{011} Imperfect   

Mohs Hardness
7.5-8   
2   

Chemical Composition
Be3Al2SiO6   
Al 2(Cl 2O 12) · 18H 2OUlrich Henn and Claudio C.   

Optical Properties >>
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Emerald and Mellite Chemical Formula

While comparing Emerald and Mellite 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 Mellite chemical formula.

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Emerald and Mellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Emerald and Mellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Emerald and Mellite Optical Properties during the identification of gemstone. Specific gravity of Emerald is 1.58-1.60 whereas that of Mellite is 1.58-1.60.

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