Imperial Topaz and Bastnasite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.49-3.57
  
4.95-5.0
  
Fracture
Uneven
  
Uneven
  
Cleavage
Not Available
  
Imperfect to indistinct on {10 1 0}, parting on {0001}
  
Mohs Hardness
8
  
4-5
  
Chemical Composition
Not Available
  
(Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
Imperial Topaz and Bastnasite Chemical Formula
While comparing Imperial Topaz and Bastnasite 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 Imperial Topaz and Bastnasite chemical formula.
>- Chemical formula of Bastnasite- (Ce,La)(CO 3)FMichael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Imperial Topaz and Bastnasite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Imperial Topaz and Bastnasite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Imperial Topaz and Bastnasite Optical Properties during the identification of gemstone. Specific gravity of Imperial Topaz is 4.95-5.0 whereas that of Bastnasite is 4.95-5.0.