Heliotrope and Iolite Physical Properties

Heliotrope

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

2.612.6-2.7

1 7.18

1.5 Fracture

Not Available

1.6 Cleavage

Not Available

3,1

1.7 Mohs Hardness

6.5-77-7.5

2 10

1.8 Chemical Composition

Not Available

Mg₂Al₄Si₅O₁₈

Heliotrope and Iolite Chemical Formula

While comparing Heliotrope 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 Heliotrope and Iolite chemical formula.

Chemical formula of Iolite- Mg₂Al₄Si₅O₁₈

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Heliotrope and Iolite Specific Gravity

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