Moldavite and Pyrophyllite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.32-2.38
  
2.65-2.90
  
Fracture
ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)
  
Gemstones (2009), Flexible Flexible fragments.
  
Cleavage
Not Available
  
{001} Perfect
  
Mohs Hardness
5.5
  
Not Available
  
Chemical Composition
SiO 2(+Al 2O 3)Walter Schumann , Gemstones of the world (2001)
  
Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
Moldavite and Pyrophyllite Chemical Formula
While comparing Moldavite and Pyrophyllite 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 Moldavite and Pyrophyllite chemical formula.
- Chemical formula of Moldavite- SiO 2(+Al 2O 3)Walter Schumann , Gemstones of the world (2001)
- Chemical formula of Pyrophyllite- Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Moldavite and Pyrophyllite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Moldavite and Pyrophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Moldavite and Pyrophyllite Optical Properties during the identification of gemstone. Specific gravity of Moldavite is 2.65-2.90 whereas that of Pyrophyllite is 2.65-2.90.