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Emerald
Emerald

Charoite
Charoite



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Emerald
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Charoite

Emerald and Charoite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
Hard
2.67-2.78
Uneven, ConchoidalWalter Schumann
Imperfect on the [0001]
7.5-8
Be3Al2SiO6
 
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-
-
2.54-2.78
Conchoidal
Good in three directions
5-6
K(Ca,Na) 2Si 4O 10(OH,F) · H 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Emerald and Charoite Chemical Formula

While comparing Emerald and Charoite 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 Charoite chemical formula.

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Emerald and Charoite Specific Gravity

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