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Fayalite and Emerald Physical Properties


Emerald and Fayalite Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Hard   

Specific Gravity
4.392   
2.67-2.78   

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

Cleavage
{010} moderate, {100} imperfect   
Imperfect on the [0001]   

Mohs Hardness
6.5-7   
7.5-8   

Chemical Composition
Fe 2SiO 4Michael O’Donoghue , Gems, Sixth Edition (2006)   
Be3Al2SiO6   

Optical Properties >>
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Fayalite and Emerald Chemical Formula

While comparing Fayalite and Emerald 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 Fayalite and Emerald chemical formula.

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Fayalite and Emerald Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fayalite and Emerald Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fayalite and Emerald Optical Properties during the identification of gemstone. Specific gravity of Fayalite is 2.67-2.78 whereas that of Emerald is 2.67-2.78.

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Yellow Gemstones


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