Kyanite and Adularia Physical Properties

Kyanite

Adularia

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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

3.53-3.652.54-2.61

1 7.18

1.5 Fracture

Splintery, Brittle, Metallic

Not Available

1.6 Cleavage

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

Not Available

1.7 Mohs Hardness

4-76

2 10

1.8 Chemical Composition

Not Available

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

Kyanite and Adularia Chemical Formula

While comparing Kyanite and Adularia 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 Adularia chemical formula.

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

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Kyanite and Adularia Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kyanite and Adularia Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kyanite and Adularia Optical Properties during the identification of gemstone. Specific gravity of Kyanite is 2.54-2.61 whereas that of Adularia is 2.54-2.61.