Pleonaste and Topazolite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.80
  
3.70-4.10
  
Fracture
Not Available
  
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
  
Cleavage
Not Available
  
Not Available
  
Mohs Hardness
8
  
6.5-7
  
Chemical Composition
(Mg,Fe)Al 2O 4Gemdat.org , Management Team (2012)
  
Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
  
Pleonaste and Topazolite Chemical Formula
While comparing Pleonaste and Topazolite 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 Pleonaste and Topazolite chemical formula.
- Chemical formula of Pleonaste- (Mg,Fe)Al 2O 4Gemdat.org , Management Team (2012)
- Chemical formula of Topazolite- Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
Pleonaste and Topazolite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Pleonaste and Topazolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pleonaste and Topazolite Optical Properties during the identification of gemstone. Specific gravity of Pleonaste is 3.70-4.10 whereas that of Topazolite is 3.70-4.10.