Hackmanite and Powellite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.27-2.33
  
4.23
  
Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)
  
UnevenAnthony et al, Handbook of mineralogy (2001), UnevenAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
  
Cleavage
Not Available
  
{111} Distinct
  
Mohs Hardness
5.5-6
  
3.5-4
  
Chemical Composition
Na 8Al 6Si 6O 24Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006)
  
CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
  
Hackmanite and Powellite Chemical Formula
While comparing Hackmanite 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 Hackmanite and Powellite chemical formula.
- Chemical formula of Hackmanite- Na 8Al 6Si 6O 24Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006)
- Chemical formula of Powellite- CaMoO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Hackmanite and Powellite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Hackmanite and Powellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hackmanite and Powellite Optical Properties during the identification of gemstone. Specific gravity of Hackmanite is 4.23 whereas that of Powellite is 4.23.