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Emerald and Annabergite Physical Properties


Annabergite 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   
3.07   

Fracture
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)   
Brittle, Metallic, Brittle, Metallic, Brittle, Metallic   

Cleavage
Imperfect on the [0001]   
Perfect on {010}, indistinct on {100} and {102}   

Mohs Hardness
7.5-8   
2   

Chemical Composition
Be3Al2SiO6   
Ni3(AsO4)2•8(H2O)   

Optical Properties >>
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Emerald and Annabergite Chemical Formula

While comparing Emerald and Annabergite 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 Annabergite chemical formula.

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Emerald and Annabergite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Emerald and Annabergite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Emerald and Annabergite Optical Properties during the identification of gemstone. Specific gravity of Emerald is 3.07 whereas that of Annabergite is 3.07.

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