Rock Crystal and Narsarsukite Physical Properties
Tenacity
Not Available
  
Brittle
  
Solubility
Not Available
  
Not Available
  
Durability
Not Available
  
Not Available
  
Specific Gravity
2.65
  
2.72-2.83
  
Fracture
ConchoidalWalter Schumann, Gemstones of the world (2001), ConchoidalWalter Schumann, Gemstones of the world (2001)
  
Uneven, Uneven, ConchoidalAnthony et al, Handbook of mineralogy (2001), Brittle
  
Cleavage
Not Available
  
Good on {100} and {110}
  
Mohs Hardness
7
  
6-7
  
Chemical Composition
SiO 2Walter Schumann , Gemstones of the world (2001)
  
Na 2(Ti,Fe)Si 4(O,F) 11Ulrich Henn and Claudio C.
  
Rock Crystal and Narsarsukite Chemical Formula
While comparing Rock Crystal and Narsarsukite 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 Rock Crystal and Narsarsukite chemical formula.
- Chemical formula of Rock Crystal- SiO 2Walter Schumann , Gemstones of the world (2001)
- Chemical formula of Narsarsukite- Na 2(Ti,Fe)Si 4(O,F) 11Ulrich Henn and Claudio C.
Rock Crystal and Narsarsukite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Rock Crystal and Narsarsukite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Rock Crystal and Narsarsukite Optical Properties during the identification of gemstone. Specific gravity of Rock Crystal is 2.72-2.83 whereas that of Narsarsukite is 2.72-2.83.