Kyanite Cyprine and Cordierite Physical Properties

Kyanite Cyprine

Cordierite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.55-3.702.57-2.66

1 7.18

1.5 Fracture

Gemstones (2009)

Subconchoidal, Conchoidal, Brittle

1.6 Cleavage

Not Available

Fair on {100}, poor on {001} and {010}

1.7 Mohs Hardness

4-77-7.5

2 10

1.8 Chemical Composition

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

Mg2Al4Si5O18

Kyanite Cyprine and Cordierite Chemical Formula

While comparing Kyanite Cyprine and Cordierite 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 Cordierite chemical formula.

Chemical formula of Kyanite Cyprine- Al 2SiO 5Arthur Thomas , Gemstones (2009) More from other references
Chemical formula of Cordierite- Mg2Al4Si5O18

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Kyanite Cyprine and Cordierite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kyanite Cyprine and Cordierite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kyanite Cyprine and Cordierite Optical Properties during the identification of gemstone. Specific gravity of Kyanite Cyprine is 2.57-2.66 whereas that of Cordierite is 2.57-2.66.