Emerald and Charoite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Hard
Not Available
Specific Gravity
2.67-2.78
2.54-2.78
Fracture
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)
Cleavage
Imperfect on the [0001]
Good in three directions
Chemical Composition
Be3Al2SiO6
K(Ca,Na) 2Si 4O 10(OH,F) · H 2OMichael OâDonoghue , 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.
- Chemical formula of Emerald- Be3Al2SiO6
- Chemical formula of Charoite- K(Ca,Na) 2Si 4O 10(OH,F) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
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 and Charoite Optical Properties during the identification of gemstone. Specific gravity of Emerald is 2.54-2.78 whereas that of Charoite is 2.54-2.78.
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