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Anthophyllite and Cordierite Physical Properties


Cordierite and Anthophyllite Physical Properties


Physical Properties

Tenacity
Not Available   
Brittle   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.9-3.5   
2.57-2.66   

Fracture
Conchoidal, Brittle, Conchoidal, Brittle, Conchoidal, Brittle   
Subconchoidal, Conchoidal, Brittle   

Cleavage
{110} Perfect, {???} Distinct, {???} Distinct   
Fair on {100}, poor on {001} and {010}   

Mohs Hardness
5.5-6   
7-7.5   

Chemical Composition
(Mg,Fe2+ ) 2(Mg,Fe2+ ) 5Si 8O 22(OH) 2Anthony et al , Handbook of mineralogy (2001)   
Mg2Al4Si5O18   

Optical Properties >>
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Anthophyllite and Cordierite Chemical Formula

While comparing Anthophyllite 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 Anthophyllite and Cordierite chemical formula.

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Anthophyllite and Cordierite Specific Gravity

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

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