Montebrasite and Sylvite Physical Properties
Tenacity
Not Available
  
Brittle
  
Solubility
Not Available
  
Soluble
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.98-3.10
  
1.993
  
Fracture
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
  
Uneven, Brittle
  
Cleavage
{100} Perfect, {110} Good, {011} Distinct
  
Perfect on [100], [010], [001]
  
Mohs Hardness
5.5-6
  
2.5
  
Chemical Composition
LiAl(PO 4)(OH,F)Walter Schumann , Gemstones of the world (2001) More from other references
  
Not Available
  
Montebrasite and Sylvite Chemical Formula
While comparing Montebrasite and Sylvite 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 Montebrasite and Sylvite chemical formula.
- Chemical formula of Montebrasite- LiAl(PO 4)(OH,F)Walter Schumann , Gemstones of the world (2001) More from other references
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Montebrasite and Sylvite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Montebrasite and Sylvite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Montebrasite and Sylvite Optical Properties during the identification of gemstone. Specific gravity of Montebrasite is 1.993 whereas that of Sylvite is 1.993.