Musgravite and Polyhalite Physical Properties
Tenacity
Not Available
  
Brittle
  
Solubility
Not Available
  
Soluble
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.62-3.68
  
2.78
  
Fracture
Conchoidal
  
Conchoidal, Brittle
  
Cleavage
Not Available
  
Perfect on {10 1 }; parting on {010}
  
Mohs Hardness
8-8.5
  
3.5
  
Chemical Composition
(Mg,Fe,Zn)Al 6BeO 12Ulrich Henn and Claudio C.
  
Not Available
  
Musgravite and Polyhalite Chemical Formula
While comparing Musgravite and Polyhalite 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 Musgravite and Polyhalite chemical formula.
- Chemical formula of Musgravite- (Mg,Fe,Zn)Al 6BeO 12Ulrich Henn and Claudio C.
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Musgravite and Polyhalite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Musgravite and Polyhalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Musgravite and Polyhalite Optical Properties during the identification of gemstone. Specific gravity of Musgravite is 2.78 whereas that of Polyhalite is 2.78.