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Iolite
Iolite

Langbeinite
Langbeinite



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Iolite
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Langbeinite

Iolite and Langbeinite Physical Properties

Physical Properties

Tenacity

-
Brittle

Solubility

-
Slowly dissolves in water

Durability

-
-

Specific Gravity

2.6-2.7-9999
1 7.18
👆🏻

Fracture

-
Conchoidal

Cleavage

3,1
None

Mohs Hardness

7-7.53.5-4
2 10
👆🏻

Chemical Composition

Mg2Al4Si5O18
K2Mg2(SO4)3

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
  • Chemical formula of Langbeinite- K2Mg2(SO4)3

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 whereas that of Langbeinite is .