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Pectolite
Pectolite

Cordierite
Cordierite



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Pectolite
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Cordierite

Pectolite and Cordierite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
2.74-2.90
Uneven, Splintery
Perfect on {100} and {001}
4.5-5
Ca 2NaHSi 3O 9Ulrich Henn and Claudio C.
 
Brittle
-
-
2.57-2.66
Subconchoidal, Conchoidal
Fair on {100}, poor on {001} and {010}
7-7.5
Mg2Al4Si5O18

Pectolite and Cordierite Chemical Formula

While comparing Pectolite 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 Pectolite and Cordierite chemical formula.

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Pectolite and Cordierite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Pectolite and Cordierite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Pectolite Vs Cordierite during the identification of gemstone. Specific gravity of Pectolite is whereas that of Cordierite is .