Malachite and Cinnabar Physical Properties
Tenacity
Not Available
  
Slightly sectile
  
Solubility
Not Available
  
1.04 x 10−25 g per 100 ml water (Ksp at 25°C = 2 x 10−32)
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.25-4.10
  
2
  
Fracture
Conchoidal, Conchoidal, Gemstones (2009), Uneven
  
Uneven, Uneven, Gemstones (2009), Brittle
  
Cleavage
Perfect on { 2 01} fair on {010}
  
Prismatic {10 1 0}, perfect
  
Mohs Hardness
3.5-4
  
2-2.5
  
Chemical Composition
Cu2CO3(OH)2
  
HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
Malachite and Cinnabar Chemical Formula
While comparing Malachite and Cinnabar 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 Malachite and Cinnabar chemical formula.
- Chemical formula of Malachite- Cu2CO3(OH)2
- Chemical formula of Cinnabar- HgSMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Malachite and Cinnabar Specific Gravity
Another important criteria for qualitative analysis of gemstones is Malachite and Cinnabar Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Malachite and Cinnabar Optical Properties during the identification of gemstone. Specific gravity of Malachite is 2 whereas that of Cinnabar is 2.