Cordierite and Chabazite Physical Properties

Cordierite

Chabazite

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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

2.57-2.662.08-2.16

1 7.18

1.5 Fracture

Subconchoidal, Conchoidal, Brittle

Irregular/uneven, UnevenArthur Thomas, Gemstones (2009)

1.6 Cleavage

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

distinct/good on {1011}

1.7 Mohs Hardness

7-7.54.5

2 10

1.8 Chemical Composition

Mg2Al4Si5O18

CaAl 2Si 4O 12 -6H 2OArthur Thomas , Gemstones (2009)

Cordierite and Chabazite Chemical Formula

While comparing Cordierite and Chabazite 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 Chabazite chemical formula.

Chemical formula of Cordierite- Mg2Al4Si5O18
Chemical formula of Chabazite- CaAl 2Si 4O 12 -6H 2OArthur Thomas , Gemstones (2009)

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Cordierite and Chabazite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cordierite and Chabazite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cordierite and Chabazite Optical Properties during the identification of gemstone. Specific gravity of Cordierite is 2.08-2.16 whereas that of Chabazite is 2.08-2.16.