Zoisite and Smoky Quartz Physical Properties
Tenacity
Not Available
  
Brittle
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
3.20-3.50
  
2.65
  
Fracture
Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Even
  
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)
  
Cleavage
Perfect {010} imperfect {100}
  
{0110} Indistinct
  
Mohs Hardness
6-7
  
7
  
Chemical Composition
Ca2Al3(SiO4)3(OH)
  
SiO2
  
Zoisite and Smoky Quartz Chemical Formula
While comparing Zoisite and Smoky Quartz 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 Zoisite and Smoky Quartz chemical formula.
- Chemical formula of Zoisite- Ca2Al3(SiO4)3(OH)
- Chemical formula of Smoky Quartz- SiO2
Zoisite and Smoky Quartz Specific Gravity
Another important criteria for qualitative analysis of gemstones is Zoisite and Smoky Quartz Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Zoisite and Smoky Quartz Optical Properties during the identification of gemstone. Specific gravity of Zoisite is 2.65 whereas that of Smoky Quartz is 2.65.