Smithsonite and Mexican fire opal Physical Properties
Tenacity
Brittle
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
4.00-4.65
  
Not Available
  
Fracture
Uneven, Sub-Conchoidal, UnevenWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Metallic
  
Not Available
  
Cleavage
Perfect on [1011]
  
Not Available
  
Mohs Hardness
5-5.5
  
Not Available
  
Chemical Composition
ZnCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
Not Available
  
Smithsonite and Mexican fire opal Chemical Formula
While comparing Smithsonite and Mexican fire opal 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 Smithsonite and Mexican fire opal chemical formula.
- Chemical formula of Smithsonite- ZnCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
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Smithsonite and Mexican fire opal Specific Gravity
Another important criteria for qualitative analysis of gemstones is Smithsonite and Mexican fire opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Smithsonite and Mexican fire opal Optical Properties during the identification of gemstone. Specific gravity of Smithsonite is Not Available whereas that of Mexican fire opal is Not Available.