Smoky Quartz and Cerussite Physical Properties
Tenacity
Brittle
  
Not Available
  
Solubility
Not Available
  
insoluble
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.65
  
6.46-6.57
  
Fracture
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)
  
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Conchoidal
  
Cleavage
{0110} Indistinct
  
Good [110] and [021]
  
Mohs Hardness
7
  
3-3.5
  
Chemical Composition
SiO2
  
PbCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
Smoky Quartz and Cerussite Chemical Formula
While comparing Smoky Quartz and Cerussite 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 Smoky Quartz and Cerussite chemical formula.
- Chemical formula of Smoky Quartz- SiO2
- Chemical formula of Cerussite- PbCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Smoky Quartz and Cerussite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Smoky Quartz and Cerussite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Smoky Quartz and Cerussite Optical Properties during the identification of gemstone. Specific gravity of Smoky Quartz is 6.46-6.57 whereas that of Cerussite is 6.46-6.57.