Fire Opal and Stibiotantalite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
1.97-2.22
  
Not Available
  
Fracture
Conchoidal, Conchoidal, Gemstones of the world (2001)
  
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
  
Cleavage
Not Available
  
{???} Perfect
  
Mohs Hardness
6-6.5
  
5.5-6
  
Chemical Composition
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001) More from other references
  
SbTaO 4Ulrich Henn and Claudio C.
  
Fire Opal and Stibiotantalite Chemical Formula
While comparing Fire Opal 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 Fire Opal and Stibiotantalite chemical formula.
- Chemical formula of Fire Opal- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001) More from other references
- Chemical formula of Stibiotantalite- SbTaO 4Ulrich Henn and Claudio C.
Fire Opal and Stibiotantalite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Fire Opal and Stibiotantalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fire Opal and Stibiotantalite Optical Properties during the identification of gemstone. Specific gravity of Fire Opal is Not Available whereas that of Stibiotantalite is Not Available.