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Topaz
Topaz

Nickeline
Nickeline



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Topaz
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Nickeline

Topaz and Nickeline Physical Properties

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1 Physical Properties
1.1 Tenacity
Not Available
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.49-3.57Not Available
Amber
1 7.18
1.5 Fracture
Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle
Conchoidal, Uneven
1.6 Cleavage
[001] Perfect
{1010} Imperfect, {0001} Imperfect
1.7 Mohs Hardness
85-5.5
Amber
2 10
1.8 Chemical Composition
Al2SiO4(F,OH)2
Not Available

Topaz and Nickeline Chemical Formula

While comparing Topaz and Nickeline 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 Topaz and Nickeline chemical formula.

  • Chemical formula of Topaz- Al2SiO4(F,OH)2
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Topaz and Nickeline Specific Gravity

Another important criteria for qualitative analysis of gemstones is Topaz and Nickeline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Topaz and Nickeline Optical Properties during the identification of gemstone. Specific gravity of Topaz is Not Available whereas that of Nickeline is Not Available.