Povondraite and Hexagonite Physical Properties
Tenacity
Not Available
  
Brittle
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.26
  
2.98-3.03
  
Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001)
  
Uneven
  
Cleavage
None
  
[110] perfect; [010] distinct
  
Mohs Hardness
Not Available
  
5-6
  
Chemical Composition
NaFe3+3Fe3+6(BO 3) 3Si 6O 18(O,OH) 4Anthony et al , Handbook of Mineralogy (2001)
  
Ca 2Mg 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.
  
Povondraite and Hexagonite Chemical Formula
While comparing Povondraite and Hexagonite 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 Povondraite and Hexagonite chemical formula.
- Chemical formula of Povondraite- NaFe3+3Fe3+6(BO 3) 3Si 6O 18(O,OH) 4Anthony et al , Handbook of Mineralogy (2001)
- Chemical formula of Hexagonite- Ca 2Mg 5Si 8O 22(OH) 2Ulrich Henn and Claudio C.
Povondraite and Hexagonite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Povondraite and Hexagonite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Povondraite and Hexagonite Optical Properties during the identification of gemstone. Specific gravity of Povondraite is 2.98-3.03 whereas that of Hexagonite is 2.98-3.03.