Kyanite Cyprine and Topaz Physical Properties

Kyanite Cyprine

Topaz

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.55-3.703.49-3.57

1 7.18

1.5 Fracture

Gemstones (2009)

Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle

1.6 Cleavage

Not Available

[001] Perfect

1.7 Mohs Hardness

4-78

2 10

1.8 Chemical Composition

Al 2SiO 5Arthur Thomas , Gemstones (2009) More from other references

Al₂SiO₄(F,OH)₂

Kyanite Cyprine and Topaz Chemical Formula

While comparing Kyanite Cyprine 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 Kyanite Cyprine and Topaz chemical formula.

Chemical formula of Kyanite Cyprine- Al 2SiO 5Arthur Thomas , Gemstones (2009) More from other references
Chemical formula of Topaz- Al₂SiO₄(F,OH)₂

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Kyanite Cyprine and Topaz Specific Gravity

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