Langbeinite and Diamond Physical Properties
Tenacity
Brittle
  
Not Available
  
Solubility
Slowly dissolves in water
  
Soluble
  
Durability
Not Available
  
Not Available
  
Specific Gravity
Not Available
  
3.50-3.53
  
Fracture
Conchoidal, Brittle
  
Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references, Conchoidal, Brittle
  
Cleavage
None
  
111 (perfect in four directions)
  
Mohs Hardness
3.5-4
  
10
  
Chemical Composition
Not Available
  
C
  
Langbeinite and Diamond Chemical Formula
While comparing Langbeinite and Diamond 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 Langbeinite and Diamond chemical formula.
>- Chemical formula of Diamond- C
Langbeinite and Diamond Specific Gravity
Another important criteria for qualitative analysis of gemstones is Langbeinite and Diamond Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Langbeinite and Diamond Optical Properties during the identification of gemstone. Specific gravity of Langbeinite is 3.50-3.53 whereas that of Diamond is 3.50-3.53.