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Kornerupine
Kornerupine

Topaz
Topaz



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Kornerupine
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Topaz

Kornerupine and Topaz Physical Properties

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1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.25-3.453.49-3.57
Amber
1 7.18
1.5 Fracture
ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009), Brittle, Uneven
Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle
1.6 Cleavage
Good on {110}
[001] Perfect
1.7 Mohs Hardness
6.58
Amber
2 10
1.8 Chemical Composition
Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references
Al2SiO4(F,OH)2

Kornerupine and Topaz Chemical Formula

While comparing Kornerupine and Topaz 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 Kornerupine and Topaz chemical formula.

  • Chemical formula of Kornerupine- Mg 3Al 6(Si,Al,B) 5O 21(OH)Walter Schumann , Gemstones of the world (2001) More from other references
  • Chemical formula of Topaz- Al2SiO4(F,OH)2

Kornerupine and Topaz Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kornerupine and Topaz Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kornerupine and Topaz Optical Properties during the identification of gemstone. Specific gravity of Kornerupine is 3.49-3.57 whereas that of Topaz is 3.49-3.57.