Demantoid and Manganotantalite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.77-3.95
  
Not Available
  
Fracture
Not Available
  
ConchoidalArthur Thomas, Gemstones (2009)
  
Cleavage
Not Available
  
Not Available
  
Mohs Hardness
6.5
  
5.5-6.5
  
Chemical Composition
Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.
  
MnTa 2O 6Walter Schumann , Gemstones of the world (2001) More from other references
  
Demantoid and Manganotantalite Chemical Formula
While comparing Demantoid and Manganotantalite 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 Demantoid and Manganotantalite chemical formula.
- Chemical formula of Demantoid- Ca 3Fe 2(SiO 4) 3Ulrich Henn and Claudio C.
- Chemical formula of Manganotantalite- MnTa 2O 6Walter Schumann , Gemstones of the world (2001) More from other references
Demantoid and Manganotantalite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Demantoid and Manganotantalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Demantoid and Manganotantalite Optical Properties during the identification of gemstone. Specific gravity of Demantoid is Not Available whereas that of Manganotantalite is Not Available.