Sillimanite and Golden Beryl Physical Properties
Tenacity
Tough
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.20-3.26
  
2.6-2.8
  
Fracture
Splintery
  
Not Available
  
Cleavage
{010} perfect
  
3,1 basal
  
Mohs Hardness
6-7.5
  
7.5-8.0
  
Chemical Composition
Al 2SiO 5Michael OâDonoghue , Gems, Sixth Edition (2006)
  
Be3Al2SiO6
  
Sillimanite and Golden Beryl Chemical Formula
While comparing Sillimanite and Golden Beryl 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 Sillimanite and Golden Beryl chemical formula.
- Chemical formula of Sillimanite- Al 2SiO 5Michael OâDonoghue , Gems, Sixth Edition (2006)
- Chemical formula of Golden Beryl- Be3Al2SiO6
Sillimanite and Golden Beryl Specific Gravity
Another important criteria for qualitative analysis of gemstones is Sillimanite and Golden Beryl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sillimanite and Golden Beryl Optical Properties during the identification of gemstone. Specific gravity of Sillimanite is 2.6-2.8 whereas that of Golden Beryl is 2.6-2.8.