Iolite and Langbeinite Physical Properties

Iolite

Langbeinite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Slowly dissolves in water

1.3 Durability

Not Available

1.4 Specific Gravity

2.6-2.7Not Available

1 7.18

1.5 Fracture

Not Available

Conchoidal, Brittle

1.6 Cleavage

3,1

None

1.7 Mohs Hardness

7-7.53.5-4

2 10

1.8 Chemical Composition

Mg₂Al₄Si₅O₁₈

Not Available

Iolite and Langbeinite Chemical Formula

While comparing Iolite and Langbeinite 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 Langbeinite chemical formula.

Chemical formula of Iolite- Mg₂Al₄Si₅O₁₈

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Iolite and Langbeinite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Iolite and Langbeinite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Iolite and Langbeinite Optical Properties during the identification of gemstone. Specific gravity of Iolite is Not Available whereas that of Langbeinite is Not Available.