Sapphirine and Kyanite Cyprine Physical Properties

Sapphirine

Kyanite Cyprine

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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

3.40-3.583.55-3.70

1 7.18

1.5 Fracture

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

Gemstones (2009)

1.6 Cleavage

{010} Perfect

Not Available

1.7 Mohs Hardness

7.54-7

2 10

1.8 Chemical Composition

(Al,Mg) 8(Al,Si) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Sapphirine and Kyanite Cyprine Chemical Formula

While comparing Sapphirine 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 Sapphirine and Kyanite Cyprine chemical formula.

Chemical formula of Sapphirine- (Al,Mg) 8(Al,Si) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Kyanite Cyprine- Al 2SiO 5Arthur Thomas , Gemstones (2009) More from other references

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Sapphirine and Kyanite Cyprine Specific Gravity

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