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Catapleiite
Catapleiite

Topaz
Topaz



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Catapleiite
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Topaz

Catapleiite 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
2.723.49-3.57
Amber
1 7.18
1.5 Fracture
Brittle, Metallic, Brittle, Metallic
Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle
1.6 Cleavage
{110} Perfect, {010} Perfect
[001] Perfect
1.7 Mohs Hardness
5-68
Amber
2 10
1.8 Chemical Composition
Na 2ZrSi 3O 9 · 2H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)
Al2SiO4(F,OH)2

Catapleiite and Topaz Chemical Formula

While comparing Catapleiite 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 Catapleiite and Topaz chemical formula.

  • Chemical formula of Catapleiite- Na 2ZrSi 3O 9 · 2H 2OMichael O’Donoghue , Gems, Sixth Edition (2006)
  • Chemical formula of Topaz- Al2SiO4(F,OH)2

Catapleiite and Topaz Specific Gravity

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