Paraiba and Cordierite Physical Properties

Paraiba

Cordierite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.04-3.132.57-2.66

1 7.18

1.5 Fracture

Not Available

Subconchoidal, Conchoidal, Brittle

1.6 Cleavage

Not Available

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

1.7 Mohs Hardness

7-7.57-7.5

2 10

1.8 Chemical Composition

Not Available

Mg2Al4Si5O18

Paraiba and Cordierite Chemical Formula

While comparing Paraiba 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 Paraiba and Cordierite chemical formula.

Chemical formula of Cordierite- Mg2Al4Si5O18

Compare Blue Gemstones

Paraiba Vs Anatase

Paraiba Vs Andean Opal

Paraiba Vs Ammolite

Paraiba and Cordierite Specific Gravity

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