Brazilianite and Plumbogummite Physical Properties
Tenacity
Not Available
  
Brittle
  
Solubility
Not Available
  
Soluble
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.98-2.99
  
4.014
  
Fracture
Conchoidal, Gems
  
Uneven, Conchoidal
  
Cleavage
(010) Distinct to good
  
None
  
Mohs Hardness
5.5
  
4-5
  
Chemical Composition
NaAl 3(PO 4) 2(OH) 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
Not Available
  
Brazilianite and Plumbogummite Chemical Formula
While comparing Brazilianite and Plumbogummite 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 Brazilianite and Plumbogummite chemical formula.
- Chemical formula of Brazilianite- NaAl 3(PO 4) 2(OH) 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
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Brazilianite and Plumbogummite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Brazilianite and Plumbogummite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Brazilianite and Plumbogummite Optical Properties during the identification of gemstone. Specific gravity of Brazilianite is 4.014 whereas that of Plumbogummite is 4.014.