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Augelite
Augelite

Cordierite Iolite
Cordierite Iolite



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Augelite
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Cordierite Iolite

Augelite and Cordierite Iolite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.70-2.75
Conchoidal
From the Greek for luster, for its pearly luster on the cleavage.
4.5-5
Al 2(PO 4)(OH) 3Michael O’Donoghue , Gems, Sixth Edition (2006)
 
-
-
-
2.56-2.66
Uneven, ConchoidalWalter Schumann
Distinct
7-7.5
Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.

Augelite and Cordierite Iolite Chemical Formula

While comparing Augelite 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 Augelite and Cordierite Iolite chemical formula.

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Augelite and Cordierite Iolite Specific Gravity

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