Emerald and Powellite Physical Properties
Tenacity
Not Available
Not Available
Solubility
Not Available
Not Available
Durability
Hard
Not Available
Specific Gravity
2.67-2.78
4.23
Fracture
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)
UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
Cleavage
Imperfect on the [0001]
{111} Distinct
Mohs Hardness
7.5-8
3.5-4
Chemical Composition
Be3Al2SiO6
CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Emerald and Powellite Chemical Formula
While comparing Emerald and Powellite 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 Powellite chemical formula.
- Chemical formula of Emerald- Be3Al2SiO6
- Chemical formula of Powellite- CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Emerald and Powellite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Emerald and Powellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Emerald and Powellite Optical Properties during the identification of gemstone. Specific gravity of Emerald is 4.23 whereas that of Powellite is 4.23.
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