Kyanite and Serendibite Physical Properties

Kyanite

Serendibite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.53-3.653.43-3.44

1 7.18

1.5 Fracture

Splintery, Brittle, Metallic

UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)

1.6 Cleavage

[100] perfect [010] imperfect with 79° angle between

None Observed

1.7 Mohs Hardness

4-76.5-7

2 10

1.8 Chemical Composition

Not Available

Ca 2(Mg,Al) 6(Si,Al,B) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Kyanite and Serendibite Chemical Formula

While comparing Kyanite and Serendibite 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 and Serendibite chemical formula.

Chemical formula of Serendibite- Ca 2(Mg,Al) 6(Si,Al,B) 6O 20Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Kyanite and Serendibite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kyanite and Serendibite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kyanite and Serendibite Optical Properties during the identification of gemstone. Specific gravity of Kyanite is 3.43-3.44 whereas that of Serendibite is 3.43-3.44.