Diopside and Legrandite Physical Properties
Tenacity
Brittle
  
Brittle
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.22-3.40
  
3.98-4.04
  
Fracture
Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Conchoidal
  
Conchoidal, UnevenArthur Thomas, Gemstones (2009), Brittle
  
Cleavage
Distinct/good on {110}
  
Imperfect, poor one {100}
  
Mohs Hardness
5-6
  
4.5-5
  
Chemical Composition
CaMgSi2O6
  
Zn 2(AsO 4)(OH) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
Diopside and Legrandite Chemical Formula
While comparing Diopside and Legrandite 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 Diopside and Legrandite chemical formula.
- Chemical formula of Diopside- CaMgSi2O6
- Chemical formula of Legrandite- Zn 2(AsO 4)(OH) · H 2OMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Diopside and Legrandite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Diopside and Legrandite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Diopside and Legrandite Optical Properties during the identification of gemstone. Specific gravity of Diopside is 3.98-4.04 whereas that of Legrandite is 3.98-4.04.