Amethyst and Pyrope Almandine Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
insoluble in common solvents
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.65
  
3.62-4.20
  
Fracture
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)
  
ConchoidalGemdat.org, Management Team (2012), ConchoidalGemdat.org, Management Team (2012)
  
Cleavage
Indiscernible
  
Not Available
  
Mohs Hardness
7
  
7-7.5
  
Chemical Composition
SiO2
  
(Fe,Mg) 3Al 2(SiO 4) 3gemdat.org , Management Team (2012)
  
Amethyst and Pyrope Almandine Chemical Formula
While comparing Amethyst and Pyrope Almandine 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 Amethyst and Pyrope Almandine chemical formula.
- Chemical formula of Amethyst- SiO2
- Chemical formula of Pyrope Almandine- (Fe,Mg) 3Al 2(SiO 4) 3gemdat.org , Management Team (2012)
Amethyst and Pyrope Almandine Specific Gravity
Another important criteria for qualitative analysis of gemstones is Amethyst and Pyrope Almandine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amethyst and Pyrope Almandine Optical Properties during the identification of gemstone. Specific gravity of Amethyst is 3.62-4.20 whereas that of Pyrope Almandine is 3.62-4.20.