Jasper and Iolite Physical Properties

Jasper

Iolite

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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

2.58-2.912.6-2.7

1 7.18

1.5 Fracture

Conchoidal, Conchoidal, Gemstones of the world (2001)

Not Available

1.6 Cleavage

Indiscernible

3,1

1.7 Mohs Hardness

6.5-77-7.5

2 10

1.8 Chemical Composition

SiO₂

Mg₂Al₄Si₅O₁₈

Jasper and Iolite Chemical Formula

While comparing Jasper 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 Jasper and Iolite chemical formula.

Chemical formula of Jasper- SiO₂
Chemical formula of Iolite- Mg₂Al₄Si₅O₁₈

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Jasper and Iolite Specific Gravity

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