Amethyst and Scapolite Physical Properties
Tenacity
Not Available
  
Not Available
  
Solubility
insoluble in common solvents
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.65
  
2.58-2.74
  
Fracture
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)
  
ConchoidalWalter Schumann, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Splintery
  
Cleavage
Indiscernible
  
{100} Distinct, {110} Distinct
  
Mohs Hardness
7
  
5.5-6
  
Chemical Composition
SiO2
  
Na 4Al 3Si 9O 24Cl to Ca 4Al 6Si 6O 24(CO 3,SO 4)Walter Schumann , Gemstones of the world (2001) More from other references
  
Amethyst and Scapolite Chemical Formula
While comparing Amethyst and Scapolite 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 Scapolite chemical formula.
- Chemical formula of Amethyst- SiO2
- Chemical formula of Scapolite- Na 4Al 3Si 9O 24Cl to Ca 4Al 6Si 6O 24(CO 3,SO 4)Walter Schumann , Gemstones of the world (2001) More from other references
Amethyst and Scapolite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Amethyst and Scapolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amethyst and Scapolite Optical Properties during the identification of gemstone. Specific gravity of Amethyst is 2.58-2.74 whereas that of Scapolite is 2.58-2.74.