Aegirine and Star Sapphire Physical Properties

Aegirine

Star Sapphire

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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

3.50-3.603.90-4.05

1 7.18

1.5 Fracture

Uneven, Brittle, Metallic, Brittle, Metallic, Brittle, Metallic

Not Available

1.6 Cleavage

Good on {110}, (110) ^ (1 1 0) ≈87°; parting on {100}

Not Available

1.7 Mohs Hardness

6Not Available

2 10

1.8 Chemical Composition

(Na,Fe,Ca)Si 2O 6Ulrich Henn and Claudio C.

Al 2O 3Ulrich Henn and Claudio C.

Aegirine and Star Sapphire Chemical Formula

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

Chemical formula of Aegirine- (Na,Fe,Ca)Si 2O 6Ulrich Henn and Claudio C.
Chemical formula of Star Sapphire- Al 2O 3Ulrich Henn and Claudio C.

Compare Gems for Pisces

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Aegirine and Star Sapphire Specific Gravity

Another important criteria for qualitative analysis of gemstones is Aegirine and Star Sapphire Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Aegirine and Star Sapphire Optical Properties during the identification of gemstone. Specific gravity of Aegirine is 3.90-4.05 whereas that of Star Sapphire is 3.90-4.05.