Rutile and Pyrophyllite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Insoluble in acids
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
4.20-4.30
  
2.65-2.90
  
Fracture
Uneven, ConchoidalArthur Thomas, Gemstones (2009)
  
Gemstones (2009), Flexible Flexible fragments.
  
Cleavage
{110} good, 100 moderate, parting on {092} and {011}
  
{001} Perfect
  
Mohs Hardness
6-6.5
  
Not Available
  
Chemical Composition
TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)
  
Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
Rutile and Pyrophyllite Chemical Formula
While comparing Rutile 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 Rutile and Pyrophyllite chemical formula.
- Chemical formula of Rutile- TiO 2Michael OâDonoghue , Gems, Sixth Edition (2006)
- Chemical formula of Pyrophyllite- Al 2Si 4O 10(OH) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Rutile and Pyrophyllite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Rutile and Pyrophyllite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rutile and Pyrophyllite Optical Properties during the identification of gemstone. Specific gravity of Rutile is 2.65-2.90 whereas that of Pyrophyllite is 2.65-2.90.