Rubellite and Pyroxmangite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.01-3.06
  
3.76-3.77
  
Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
  
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)
  
Cleavage
Not Available
  
{110} Perfect, {110} Perfect
  
Mohs Hardness
7-7.5
  
5-6
  
Chemical Composition
Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.
  
(Fe,Mn) 7Si 7O 21Ulrich Henn and Claudio C.
  
Rubellite and Pyroxmangite Chemical Formula
While comparing Rubellite and Pyroxmangite 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 Rubellite and Pyroxmangite chemical formula.
- Chemical formula of Rubellite- Na(Li 1.5Al 1.5)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012) Formula given for elbaite.
- Chemical formula of Pyroxmangite- (Fe,Mn) 7Si 7O 21Ulrich Henn and Claudio C.
Rubellite and Pyroxmangite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Rubellite and Pyroxmangite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rubellite and Pyroxmangite Optical Properties during the identification of gemstone. Specific gravity of Rubellite is 3.76-3.77 whereas that of Pyroxmangite is 3.76-3.77.