Iolite and Hydrophane Physical Properties

Iolite

Hydrophane

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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

2.6-2.71.98-2.50

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 Hydrophane Chemical Formula

While comparing Iolite and Hydrophane 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 Hydrophane chemical formula.

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

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Iolite and Hydrophane Specific Gravity

Another important criteria for qualitative analysis of gemstones is Iolite and Hydrophane Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Iolite and Hydrophane Optical Properties during the identification of gemstone. Specific gravity of Iolite is 1.98-2.50 whereas that of Hydrophane is 1.98-2.50.