Fayalite and Nacre Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
4.392
  
Not Available
  
Fracture
Conchoidal, ConchoidalAnthony et al, Handbook of mineralogy (2001), Conchoidal, Brittle
  
Not Available
  
Cleavage
{010} moderate, {100} imperfect
  
Not Available
  
Mohs Hardness
6.5-7
  
Not Available
  
Chemical Composition
Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
  
Not Available
  
Fayalite and Nacre Chemical Formula
While comparing Fayalite and Nacre 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 Fayalite and Nacre chemical formula.
- Chemical formula of Fayalite- Fe 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
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Fayalite and Nacre Specific Gravity
Another important criteria for qualitative analysis of gemstones is Fayalite and Nacre Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fayalite and Nacre Optical Properties during the identification of gemstone. Specific gravity of Fayalite is Not Available whereas that of Nacre is Not Available.