Sapphire and Kyanite Cyprine Physical Properties

Sapphire

Kyanite Cyprine

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

insoluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.95-4.033.55-3.70

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

Gemstones (2009)

1.6 Cleavage

None, but may exhibit parting

Not Available

1.7 Mohs Hardness

94-7

2 10

1.8 Chemical Composition

Al ₂ O ₃

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

Sapphire and Kyanite Cyprine Chemical Formula

While comparing Sapphire and Kyanite Cyprine 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 Sapphire and Kyanite Cyprine chemical formula.

Chemical formula of Sapphire- Al ₂ O ₃
Chemical formula of Kyanite Cyprine- Al 2SiO 5Arthur Thomas , Gemstones (2009) More from other references

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Sapphire and Kyanite Cyprine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sapphire and Kyanite Cyprine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sapphire and Kyanite Cyprine Optical Properties during the identification of gemstone. Specific gravity of Sapphire is 3.55-3.70 whereas that of Kyanite Cyprine is 3.55-3.70.