Cordierite and Tigers Eye Physical Properties

Cordierite

Tigers Eye

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.57-2.662.58-2.64

1 7.18

1.5 Fracture

Subconchoidal, Conchoidal, Brittle

Gems, Sixth Edition (2006)

1.6 Cleavage

Fair on {100}, poor on {001} and {010}

Indiscernible

1.7 Mohs Hardness

7-7.56.5-7

2 10

1.8 Chemical Composition

Mg2Al4Si5O18

SiO₂

Cordierite and Tigers Eye Chemical Formula

While comparing Cordierite and Tigers Eye 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 Cordierite and Tigers Eye chemical formula.

Chemical formula of Cordierite- Mg2Al4Si5O18
Chemical formula of Tigers Eye- SiO₂

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Cordierite and Tigers Eye Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cordierite and Tigers Eye Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cordierite and Tigers Eye Optical Properties during the identification of gemstone. Specific gravity of Cordierite is 2.58-2.64 whereas that of Tigers Eye is 2.58-2.64.