Star Sapphire and Vlasovite Physical Properties

Star Sapphire

Vlasovite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Nearly insoluble in HCl and HNO₃

1.3 Durability

Not Available

1.4 Specific Gravity

3.90-4.052.97

1 7.18

1.5 Fracture

Not Available

Conchoidal, Brittle

1.6 Cleavage

Not Available

Distinct on {010}

1.7 Mohs Hardness

Not Available6

2 10

1.8 Chemical Composition

Al 2O 3Ulrich Henn and Claudio C.

Not Available

Star Sapphire and Vlasovite Chemical Formula

While comparing Star Sapphire and Vlasovite 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 Star Sapphire and Vlasovite chemical formula.

Chemical formula of Star Sapphire- Al 2O 3Ulrich Henn and Claudio C.

Compare Blue Gemstones

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Star Sapphire Vs Tourmaline

Star Sapphire Vs Verdite

Star Sapphire and Vlasovite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Star Sapphire and Vlasovite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Star Sapphire and Vlasovite Optical Properties during the identification of gemstone. Specific gravity of Star Sapphire is 2.97 whereas that of Vlasovite is 2.97.