Bytownite and Stibiotantalite Physical Properties
Tenacity
Brittle
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.72-2.75
  
Not Available
  
Fracture
Uneven, Uneven, Gems, Sixth Edition (2006)
  
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
  
Cleavage
Perfect on [001], good on [010], imperfect on [110]
  
{???} Perfect
  
Mohs Hardness
6-6.5
  
5.5-6
  
Chemical Composition
Ca(70-90%)Na(30-10%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
  
SbTaO 4Ulrich Henn and Claudio C.
  
Bytownite and Stibiotantalite Chemical Formula
While comparing Bytownite and Stibiotantalite 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 Bytownite and Stibiotantalite chemical formula.
- Chemical formula of Bytownite- Ca(70-90%)Na(30-10%)(Al,Si)AlSi 2O 8Michael OâDonoghue , Gems, Sixth Edition (2006)
- Chemical formula of Stibiotantalite- SbTaO 4Ulrich Henn and Claudio C.
Bytownite and Stibiotantalite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Bytownite and Stibiotantalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Bytownite and Stibiotantalite Optical Properties during the identification of gemstone. Specific gravity of Bytownite is Not Available whereas that of Stibiotantalite is Not Available.