Iolite and Magnetite Physical Properties

Iolite

Magnetite

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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

2.6-2.75.2

1 7.18

1.5 Fracture

Not Available

Uneven, Uneven, Management Team (2012), Conchoidal, Brittle

1.6 Cleavage

3,1

None

1.7 Mohs Hardness

7-7.55.5-6.5

2 10

1.8 Chemical Composition

Mg₂Al₄Si₅O₁₈

Fe 3O 4Ulrich Henn and Claudio C.

Iolite and Magnetite Chemical Formula

While comparing Iolite and Magnetite 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 Iolite and Magnetite chemical formula.

Chemical formula of Iolite- Mg₂Al₄Si₅O₁₈
Chemical formula of Magnetite- Fe 3O 4Ulrich Henn and Claudio C.

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Iolite and Magnetite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Iolite and Magnetite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Iolite and Magnetite Optical Properties during the identification of gemstone. Specific gravity of Iolite is 5.2 whereas that of Magnetite is 5.2.