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Iolite
Iolite

Chrome Tourmaline
Chrome Tourmaline



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Iolite
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Chrome Tourmaline

Iolite and Chrome Tourmaline 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
2.6-2.72.85-3.35
Amber
1 7.18
1.5 Fracture
Not Available
ConchoidalArthur Thomas, Gemstones (2009)
1.6 Cleavage
3,1
3,2
1.7 Mohs Hardness
7-7.57-7.5
Amber
2 10
1.8 Chemical Composition
Mg2Al4Si5O18
Tourmaline is a series of several different minerals with unique chemical formulas.

Iolite and Chrome Tourmaline Chemical Formula

While comparing Iolite and Chrome Tourmaline 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 Chrome Tourmaline chemical formula.

  • Chemical formula of Iolite- Mg2Al4Si5O18
  • Chemical formula of Chrome Tourmaline- Tourmaline is a series of several different minerals with unique chemical formulas.

Iolite and Chrome Tourmaline Specific Gravity

Another important criteria for qualitative analysis of gemstones is Iolite and Chrome Tourmaline Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Iolite and Chrome Tourmaline Optical Properties during the identification of gemstone. Specific gravity of Iolite is 2.85-3.35 whereas that of Chrome Tourmaline is 2.85-3.35.