Aquamarine and Kyanite Physical Properties

Aquamarine

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

2.66-2.803.53-3.65

1 7.18

1.5 Fracture

Not Available

Splintery, Brittle, Metallic

1.6 Cleavage

3,1 basal

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

1.7 Mohs Hardness

7.5-84-7

2 10

1.8 Chemical Composition

Be₃Al₂SiO₆

Not Available

Aquamarine and Kyanite Chemical Formula

While comparing Aquamarine 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 Aquamarine and Kyanite chemical formula.

Chemical formula of Aquamarine- Be₃Al₂SiO₆

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Aquamarine and Kyanite Specific Gravity

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