Chalcedony and Chrome Pyrope Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
Soluble
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.55-2.70
  
3.62-3.80
  
Fracture
Uneven, Splintery, Conchoidal, Uneven, Splintery, Conchoidal, UnevenWalter Schumann
  
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)
  
Cleavage
Absent
  
Not Available
  
Mohs Hardness
6.5-7
  
7-7.5
  
Chemical Composition
SiO2
  
Mg 3(Al,Cr) 2(SiO 4) 3Gemdat.org , Management Team (2012)
  
Chalcedony and Chrome Pyrope Chemical Formula
While comparing Chalcedony and Chrome Pyrope 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 Chalcedony and Chrome Pyrope chemical formula.
- Chemical formula of Chalcedony- SiO2
- Chemical formula of Chrome Pyrope- Mg 3(Al,Cr) 2(SiO 4) 3Gemdat.org , Management Team (2012)
Chalcedony and Chrome Pyrope Specific Gravity
Another important criteria for qualitative analysis of gemstones is Chalcedony and Chrome Pyrope Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Chalcedony and Chrome Pyrope Optical Properties during the identification of gemstone. Specific gravity of Chalcedony is 3.62-3.80 whereas that of Chrome Pyrope is 3.62-3.80.