Sapphire and Vesuvianite Physical Properties

Sapphire

Vesuvianite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

insoluble

Vesuvianite is virtually insolouble in acids

1.3 Durability

Not Available

1.4 Specific Gravity

3.95-4.033.32-3.43

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

Conchoidal, Brittle

1.6 Cleavage

None, but may exhibit parting

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

1.7 Mohs Hardness

96-7

2 10

1.8 Chemical Composition

Al ₂ O ₃

Not Available

Sapphire and Vesuvianite Chemical Formula

While comparing Sapphire 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 Sapphire and Vesuvianite chemical formula.

Chemical formula of Sapphire- Al ₂ O ₃

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Sapphire and Vesuvianite Specific Gravity

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