Nacre and Iolite Physical Properties

Nacre

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

Not Available2.6-2.7

1 7.18

1.5 Fracture

Not Available

1.6 Cleavage

Not Available

3,1

1.7 Mohs Hardness

Not Available7-7.5

2 10

1.8 Chemical Composition

Not Available

Mg₂Al₄Si₅O₁₈

Nacre and Iolite Chemical Formula

While comparing Nacre 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 Nacre and Iolite chemical formula.

Chemical formula of Iolite- Mg₂Al₄Si₅O₁₈

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Nacre and Iolite Specific Gravity

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