Sanidine and Kyanite Physical Properties

Sanidine

Kyanite

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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

2.54-2.613.53-3.65

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

Splintery, Brittle, Metallic

1.6 Cleavage

{001} Perfect, {010} Good

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

1.7 Mohs Hardness

64-7

2 10

1.8 Chemical Composition

KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

Not Available

Sanidine and Kyanite Chemical Formula

While comparing Sanidine and Kyanite 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 Sanidine and Kyanite chemical formula.

Chemical formula of Sanidine- KAlSi 3O 8Michael OâDonoghue , Gems, Sixth Edition (2006)

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Sanidine and Kyanite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sanidine and Kyanite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sanidine and Kyanite Optical Properties during the identification of gemstone. Specific gravity of Sanidine is 3.53-3.65 whereas that of Kyanite is 3.53-3.65.