Kyanite and Vesuvianite Physical Properties

Kyanite

Vesuvianite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

Vesuvianite is virtually insolouble in acids

1.3 Durability

Not Available

1.4 Specific Gravity

3.53-3.653.32-3.43

1 7.18

1.5 Fracture

Splintery, Brittle, Metallic

Conchoidal, Brittle

1.6 Cleavage

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

Poor on {110} and {100} very poor on {001}

1.7 Mohs Hardness

4-76-7

2 10

1.8 Chemical Composition

Not Available

Kyanite and Vesuvianite Chemical Formula

While comparing Kyanite and Vesuvianite 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 Vesuvianite chemical formula.

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Kyanite and Vesuvianite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kyanite and Vesuvianite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kyanite and Vesuvianite Optical Properties during the identification of gemstone. Specific gravity of Kyanite is 3.32-3.43 whereas that of Vesuvianite is 3.32-3.43.