Simpsonite and Smoky Quartz Physical Properties
Tenacity
Not Available
  
Brittle
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
Not Available
  
2.65
  
Fracture
ConchoidalAnthony et al, Handbook of mineralogy (2001), ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle, Conchoidal
  
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)
  
Cleavage
None
  
{0110} Indistinct
  
Mohs Hardness
7-7.5
  
7
  
Chemical Composition
Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.
  
SiO2
  
Simpsonite and Smoky Quartz Chemical Formula
While comparing Simpsonite 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 Simpsonite and Smoky Quartz chemical formula.
- Chemical formula of Simpsonite- Al 4(Ta,Nb) 3(O,OH,F) 14Ulrich Henn and Claudio C.
- Chemical formula of Smoky Quartz- SiO2
Simpsonite and Smoky Quartz Specific Gravity
Another important criteria for qualitative analysis of gemstones is Simpsonite and Smoky Quartz Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Simpsonite and Smoky Quartz Optical Properties during the identification of gemstone. Specific gravity of Simpsonite is 2.65 whereas that of Smoky Quartz is 2.65.