Poudretteite and Sulfur Physical Properties
Tenacity
Brittle
  
Not Available
  
Solubility
Not Available
  
insoluble
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.51-2.53
  
Not Available
  
Fracture
Conchoidal, Splintery
  
(e.g. graphite).
  
Cleavage
None
  
{???} Imperfect, {???} Imperfect
  
Mohs Hardness
5
  
Not Available
  
Chemical Composition
KNa 2B 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006)
  
Not Available
  
Poudretteite and Sulfur Chemical Formula
While comparing Poudretteite and Sulfur 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 Poudretteite and Sulfur chemical formula.
- Chemical formula of Poudretteite- KNa 2B 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006)
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Poudretteite and Sulfur Specific Gravity
Another important criteria for qualitative analysis of gemstones is Poudretteite and Sulfur Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Poudretteite and Sulfur Optical Properties during the identification of gemstone. Specific gravity of Poudretteite is Not Available whereas that of Sulfur is Not Available.