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Emerald and Erythrite Physical Properties


Erythrite and Emerald Physical Properties


Physical Properties

Tenacity
Not Available   
Sectile   

Solubility
Not Available   
Not Available   

Durability
Hard   
Not Available   

Specific Gravity
2.67-2.78   
3.06   

Fracture
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)   
Sectile Curved shavings or scrapings produced by a knife blade, (e.g. graphite).   

Cleavage
Imperfect on the [0001]   
Perfect on {010}; poor on {100} and { 1 02}.   

Mohs Hardness
7.5-8   
Not Available   

Chemical Composition
Be3Al2SiO6   
Co3(AsO4)2•8(H2O)   

Optical Properties >>
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Emerald and Erythrite Chemical Formula

While comparing Emerald and Erythrite 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 Erythrite chemical formula.

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Emerald and Erythrite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Emerald and Erythrite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Emerald and Erythrite Optical Properties during the identification of gemstone. Specific gravity of Emerald is 3.06 whereas that of Erythrite is 3.06.

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