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Precious coral
Precious coral

Iolite
Iolite



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Precious coral
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Iolite

Precious coral and Iolite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
Not Available2.6-2.7
Amber
1 7.18
1.5 Fracture
Not Available
Not Available
1.6 Cleavage
Not Available
3,1
1.7 Mohs Hardness
3.57-7.5
Amber
2 10
1.8 Chemical Composition
Not Available
Mg2Al4Si5O18

Precious coral and Iolite Chemical Formula

While comparing Precious coral 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 Precious coral and Iolite chemical formula.

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  • Chemical formula of Iolite- Mg2Al4Si5O18

Precious coral and Iolite Specific Gravity

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