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Emerald and Pyrope Physical Properties


Pyrope and Emerald Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
insoluble in water   

Durability
Hard   
Not Available   

Specific Gravity
2.67-2.78   
3.62-3.87   

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

Cleavage
Imperfect on the [0001]   
None   

Mohs Hardness
7.5-8   
7-7.5   

Chemical Composition
Be3Al2SiO6   
Mg 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)   

Optical Properties >>
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Emerald and Pyrope Chemical Formula

While comparing Emerald and Pyrope 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 Pyrope chemical formula.

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Emerald and Pyrope Specific Gravity

Another important criteria for qualitative analysis of gemstones is Emerald and Pyrope Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Emerald and Pyrope Optical Properties during the identification of gemstone. Specific gravity of Emerald is 3.62-3.87 whereas that of Pyrope is 3.62-3.87.

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