Thulite and Tourmaline Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.1
  
2.85-3.35
  
Fracture
Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)
  
Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009)
  
Cleavage
Perfect {010} imperfect {100}
  
Indistinct
  
Mohs Hardness
6-7
  
7-7.5
  
Chemical Composition
Ca2Al3(SiO4)3(OH)
  
Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.
  
Thulite and Tourmaline Chemical Formula
While comparing Thulite and 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 Thulite and Tourmaline chemical formula.
- Chemical formula of Thulite- Ca2Al3(SiO4)3(OH)
- Chemical formula of Tourmaline- Tourmaline is a series of several different minerals with unique chemical formulas. See The chemical formula of Tourmaline for details.
Thulite and Tourmaline Specific Gravity
Another important criteria for qualitative analysis of gemstones is Thulite and Tourmaline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Thulite and Tourmaline Optical Properties during the identification of gemstone. Specific gravity of Thulite is 2.85-3.35 whereas that of Tourmaline is 2.85-3.35.