Sapphire and Ammolite Physical Properties

Sapphire

Ammolite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

insoluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.95-4.032.75-2.80

1 7.18

1.5 Fracture

Uneven, Uneven, Gems, Sixth Edition (2006)

Uneven, Granular

1.6 Cleavage

None, but may exhibit parting

no true cleavage

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

Al ₂ O ₃

Not Available

Sapphire and Ammolite Chemical Formula

While comparing Sapphire and Ammolite 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 Ammolite chemical formula.

Chemical formula of Sapphire- Al ₂ O ₃

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Sapphire and Ammolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sapphire and Ammolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sapphire and Ammolite Optical Properties during the identification of gemstone. Specific gravity of Sapphire is 2.75-2.80 whereas that of Ammolite is 2.75-2.80.