Pyrope Spessartine and Riebeckite Physical Properties
Tenacity
Not Available
  
Brittle
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.62-4.33
  
3.28-3.44
  
Fracture
Uneven, Uneven, ConchoidalGemdat.org, Management Team (2012)
  
Uneven, Splintery, Brittle
  
Cleavage
Not Available
  
Perfect on {110}, intersecting at 56° and 124°; partings on {100} and {010}
  
Mohs Hardness
7-7.5
  
5.0-6.0
  
Chemical Composition
Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
  
Not Available
  
Pyrope Spessartine and Riebeckite Chemical Formula
While comparing Pyrope Spessartine and Riebeckite 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 Pyrope Spessartine and Riebeckite chemical formula.
- Chemical formula of Pyrope Spessartine- Mn 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
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Pyrope Spessartine and Riebeckite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Pyrope Spessartine and Riebeckite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pyrope Spessartine and Riebeckite Optical Properties during the identification of gemstone. Specific gravity of Pyrope Spessartine is 3.28-3.44 whereas that of Riebeckite is 3.28-3.44.