Nickeline and Cordierite Physical Properties

Nickeline

Cordierite

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1 Physical Properties

1.1 Tenacity

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

Not Available2.57-2.66

1 7.18

1.5 Fracture

Conchoidal, Uneven

Subconchoidal, Conchoidal, Brittle

1.6 Cleavage

{1010} Imperfect, {0001} Imperfect

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

1.7 Mohs Hardness

5-5.57-7.5

2 10

1.8 Chemical Composition

Not Available

Mg2Al4Si5O18

Nickeline and Cordierite Chemical Formula

While comparing Nickeline and Cordierite 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 Nickeline and Cordierite chemical formula.

Chemical formula of Cordierite- Mg2Al4Si5O18

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Nickeline and Cordierite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Nickeline and Cordierite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Nickeline and Cordierite Optical Properties during the identification of gemstone. Specific gravity of Nickeline is 2.57-2.66 whereas that of Cordierite is 2.57-2.66.