Ruby and Aegirine Physical Properties

Ruby

Aegirine

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.97-4.053.50-3.60

1 7.18

1.5 Fracture

Conchoidal

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

1.6 Cleavage

No true cleavage

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

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

Al ₂ O ₃

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

Ruby and Aegirine Chemical Formula

While comparing Ruby and Aegirine 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 Ruby and Aegirine chemical formula.

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

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Ruby and Aegirine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ruby and Aegirine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ruby and Aegirine Optical Properties during the identification of gemstone. Specific gravity of Ruby is 3.50-3.60 whereas that of Aegirine is 3.50-3.60.