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Cordierite Iolite
Cordierite Iolite
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Almandine
Almandine
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Cordierite Iolite
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Almandine

Cordierite Iolite and Almandine Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
2.56-2.66
Uneven, ConchoidalWalter Schumann
Distinct
7-7.5
Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.
 
-
-
-
3.95-4.30
Conchoidal
none
7-7.5
Fe 3Al 2(SiO 4) 3Arthur Thomas , Gemstones (2009)

Cordierite Iolite and Almandine Chemical Formula

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

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Cordierite Iolite and Almandine Specific Gravity

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