Ruby and Aquamarine Physical Properties

Ruby

Aquamarine

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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

3.97-4.05

2.66-2.80

1.5 Fracture

Conchoidal

Not Available

1.6 Cleavage

No true cleavage

3,1 basal

1.7 Mohs Hardness

7.5-8

1.8 Chemical Composition

Al ₂ O ₃

Be₃Al₂SiO₆

Ruby and Aquamarine Chemical Formula

While comparing Ruby and Aquamarine 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 Aquamarine chemical formula.

Chemical formula of Ruby- Al ₂ O ₃
Chemical formula of Aquamarine- Be₃Al₂SiO₆

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Ruby and Aquamarine Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ruby and Aquamarine Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ruby and Aquamarine Optical Properties during the identification of gemstone. Specific gravity of Ruby is 2.66-2.80 whereas that of Aquamarine is 2.66-2.80.