Ammolite and Iolite Physical Properties

Ammolite

Iolite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.75-2.802.6-2.7

1 7.18

1.5 Fracture

Uneven, Granular

Not Available

1.6 Cleavage

no true cleavage

3,1

1.7 Mohs Hardness

47-7.5

2 10

1.8 Chemical Composition

Not Available

Mg₂Al₄Si₅O₁₈

Ammolite and Iolite Chemical Formula

While comparing Ammolite and Iolite 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 Ammolite and Iolite chemical formula.

Chemical formula of Iolite- Mg₂Al₄Si₅O₁₈

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Ammolite and Iolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ammolite and Iolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ammolite and Iolite Optical Properties during the identification of gemstone. Specific gravity of Ammolite is 2.6-2.7 whereas that of Iolite is 2.6-2.7.