Edenite and Cordierite Physical Properties

Edenite

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

3.05-3.372.57-2.66

1 7.18

1.5 Fracture

Conchoidal, Brittle, Conchoidal

Subconchoidal, Conchoidal, Brittle

1.6 Cleavage

Good on (110)

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

1.7 Mohs Hardness

5-67-7.5

2 10

1.8 Chemical Composition

NaCa2Mg5Si7AlO22(OH)2

Mg2Al4Si5O18

Edenite and Cordierite Chemical Formula

While comparing Edenite 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 Edenite and Cordierite chemical formula.

Chemical formula of Edenite- NaCa2Mg5Si7AlO22(OH)2
Chemical formula of Cordierite- Mg2Al4Si5O18

Compare Gems Found In Africa

Edenite Vs Agate Opal

Edenite Vs Alexandrite

Edenite Vs Aegirine

Edenite and Cordierite Specific Gravity

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