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