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Clinozoisite and Cordierite Iolite Physical Properties


Cordierite Iolite and Clinozoisite Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
3.21-3.38   
2.56-2.66   

Fracture
Irregular/uneven, Uneven   
Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001)   

Cleavage
Perfect on {001}   
Not Available   

Mohs Hardness
6-7   
7-7.5   

Chemical Composition
Ca 2Al 3(SiO 4) 3(OH)Walter Schumann , Gemstones of the world (2001) More from other references   
Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.   

Optical Properties >>
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Clinozoisite and Cordierite Iolite Chemical Formula

While comparing Clinozoisite and Cordierite Iolite 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 Clinozoisite and Cordierite Iolite chemical formula.

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Clinozoisite and Cordierite Iolite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Clinozoisite and Cordierite Iolite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Clinozoisite and Cordierite Iolite Optical Properties during the identification of gemstone. Specific gravity of Clinozoisite is 2.56-2.66 whereas that of Cordierite Iolite is 2.56-2.66.

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