Crystal Quartz and Cat s Eye Physical Properties
Tenacity
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Solubility
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Durability
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Specific Gravity
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3.5-3.8
  
Fracture
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Cleavage
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1,1 ; 3,2
  
Mohs Hardness
7
  
8.5
  
Chemical Composition
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BeAl 2 O 4
  
Crystal Quartz and Cat s Eye Chemical Formula
While comparing Crystal Quartz and Cat s Eye 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 Crystal Quartz and Cat s Eye chemical formula.
>- Chemical formula of Cat s Eye- BeAl 2 O 4
Crystal Quartz and Cat s Eye Specific Gravity
Another important criteria for qualitative analysis of gemstones is Crystal Quartz and Cat s Eye Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Crystal Quartz and Cat s Eye Optical Properties during the identification of gemstone. Specific gravity of Crystal Quartz is 3.5-3.8 whereas that of Cat s Eye is 3.5-3.8.