Titanite and Iolite Physical Properties

Titanite

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

3.48-3.602.6-2.7

1 7.18

1.5 Fracture

Sub-Conchoidal, Conchoidal, Brittle

Not Available

1.6 Cleavage

Distinct on [110], parting on {221}

3,1

1.7 Mohs Hardness

5-5.57-7.5

2 10

1.8 Chemical Composition

Not Available

Mg₂Al₄Si₅O₁₈

Titanite and Iolite Chemical Formula

While comparing Titanite 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 Titanite and Iolite chemical formula.

Chemical formula of Iolite- Mg₂Al₄Si₅O₁₈

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Titanite and Iolite Specific Gravity

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