Langbeinite and Iolite Physical Properties

Langbeinite

Iolite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Slowly dissolves in water

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available2.6-2.7

1 7.18

1.5 Fracture

Conchoidal, Brittle

Not Available

1.6 Cleavage

None

3,1

1.7 Mohs Hardness

3.5-47-7.5

2 10

1.8 Chemical Composition

Not Available

Mg₂Al₄Si₅O₁₈

Langbeinite and Iolite Chemical Formula

While comparing Langbeinite 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 Langbeinite and Iolite chemical formula.

Chemical formula of Iolite- Mg₂Al₄Si₅O₁₈

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Langbeinite and Iolite Specific Gravity

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