Iolite and Hyalite Physical Properties

Iolite

Hyalite

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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

2.6-2.7Not Available

1 7.18

1.5 Fracture

Not Available

Conchoidal, Conchoidal, Gemstones of the world (2001)

1.6 Cleavage

3,1

Not Available

1.7 Mohs Hardness

7-7.55.5-6.5

2 10

1.8 Chemical Composition

Mg₂Al₄Si₅O₁₈

SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Iolite and Hyalite Chemical Formula

While comparing Iolite and Hyalite 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 Hyalite chemical formula.

Chemical formula of Iolite- Mg₂Al₄Si₅O₁₈
Chemical formula of Hyalite- SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

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Iolite and Hyalite Specific Gravity

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