Quartz Rose and Willemite Physical Properties
Tenacity
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Solubility
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Durability
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Specific Gravity
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3.89-4.18
  
Fracture
Not Available
  
Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Uneven
  
Cleavage
Not Available
  
{0001}, {11 2 0} imperfect
  
Mohs Hardness
7
  
5.5
  
Chemical Composition
Not Available
  
Zn 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
Quartz Rose and Willemite Chemical Formula
While comparing Quartz Rose and Willemite 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 Quartz Rose and Willemite chemical formula.
>- Chemical formula of Willemite- Zn 2SiO 4Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Quartz Rose and Willemite Specific Gravity
Another important criteria for qualitative analysis of gemstones is Quartz Rose and Willemite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Quartz Rose and Willemite Optical Properties during the identification of gemstone. Specific gravity of Quartz Rose is 3.89-4.18 whereas that of Willemite is 3.89-4.18.