Sard and Chrome Tourmaline Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.58-2.63
  
2.85-3.35
  
Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
  
ConchoidalArthur Thomas, Gemstones (2009)
  
Cleavage
Not Available
  
3,2
  
Mohs Hardness
6.5-7
  
7-7.5
  
Chemical Composition
SiO 2Ulrich Henn and Claudio C.
  
Tourmaline is a series of several different minerals with unique chemical formulas.
  
Sard and Chrome Tourmaline Chemical Formula
While comparing Sard and Chrome Tourmaline 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 Sard and Chrome Tourmaline chemical formula.
- Chemical formula of Sard- SiO 2Ulrich Henn and Claudio C.
- Chemical formula of Chrome Tourmaline- Tourmaline is a series of several different minerals with unique chemical formulas.
Sard and Chrome Tourmaline Specific Gravity
Another important criteria for qualitative analysis of gemstones is Sard and Chrome Tourmaline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sard and Chrome Tourmaline Optical Properties during the identification of gemstone. Specific gravity of Sard is 2.85-3.35 whereas that of Chrome Tourmaline is 2.85-3.35.