Emerald and Annabergite 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)
  
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.
- Chemical formula of Emerald- Be3Al2SiO6
- Chemical formula of Annabergite- Ni3(AsO4)2•8(H2O)
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.
There are currently no items in this table.
|