London blue topaz and Rhodizite Physical Properties
Tenacity
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Not Available
  
Solubility
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Not Available
  
Durability
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Not Available
  
Specific Gravity
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3.34-3.44
  
Fracture
Not Available
  
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle
  
Cleavage
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{111} Indistinct, {111} Indistinct, {111} Indistinct
  
Mohs Hardness
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8-8.5
  
Chemical Composition
Not Available
  
(K,Cs)Al 4Be 4(B,Be) 12O 28Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
  
London blue topaz and Rhodizite Chemical Formula
While comparing London blue topaz and Rhodizite 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 London blue topaz and Rhodizite chemical formula.
>- Chemical formula of Rhodizite- (K,Cs)Al 4Be 4(B,Be) 12O 28Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
London blue topaz and Rhodizite Specific Gravity
Another important criteria for qualitative analysis of gemstones is London blue topaz and Rhodizite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use London blue topaz and Rhodizite Optical Properties during the identification of gemstone. Specific gravity of London blue topaz is 3.34-3.44 whereas that of Rhodizite is 3.34-3.44.