Inderite and Iolite Physical Properties

Inderite

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

1.792.6-2.7

1 7.18

1.5 Fracture

Uneven

Not Available

1.6 Cleavage

{110} Good

3,1

1.7 Mohs Hardness

2.57-7.5

2 10

1.8 Chemical Composition

MgB 3O 3(OH) 5 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)

Mg₂Al₄Si₅O₁₈

Inderite and Iolite Chemical Formula

While comparing Inderite 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 Inderite and Iolite chemical formula.

Chemical formula of Inderite- MgB 3O 3(OH) 5 · 5H 2OMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Iolite- Mg₂Al₄Si₅O₁₈

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Inderite and Iolite Specific Gravity

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