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White topaz
White topaz

Star Ruby
Star Ruby



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White topaz
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Star Ruby

White topaz and Star Ruby Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
-9999
-
Indiscernible
-9999
Al2SiO4(F,OH)2
 
-
-
-
3.95-4.10
Uneven
None
-9999
Al 2O 3Michael O’Donoghue , Gems, Sixth Edition (2006)

White topaz and Star Ruby Chemical Formula

While comparing White topaz and Star Ruby 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 White topaz and Star Ruby chemical formula.

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White topaz and Star Ruby Specific Gravity

Another important criteria for qualitative analysis of gemstones is White topaz and Star Ruby Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use White topaz Vs Star Ruby during the identification of gemstone. Specific gravity of White topaz is whereas that of Star Ruby is .