Hackmanite and Langbeinite Physical Properties
Tenacity
Not Available
  
Brittle
  
Solubility
Not Available
  
Slowly dissolves in water
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.27-2.33
  
Not Available
  
Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)
  
Conchoidal, Brittle
  
Cleavage
Not Available
  
None
  
Mohs Hardness
5.5-6
  
3.5-4
  
Chemical Composition
Na 8Al 6Si 6O 24Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006)
  
Not Available
  
Hackmanite and Langbeinite Chemical Formula
While comparing Hackmanite and Langbeinite 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 Langbeinite chemical formula.
- Chemical formula of Hackmanite- Na 8Al 6Si 6O 24Cl 2Michael OâDonoghue , Gems, Sixth Edition (2006)
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Hackmanite and Langbeinite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Hackmanite and Langbeinite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Hackmanite and Langbeinite Optical Properties during the identification of gemstone. Specific gravity of Hackmanite is Not Available whereas that of Langbeinite is Not Available.