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Datolite
Datolite

Cordierite Iolite
Cordierite Iolite



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Datolite
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Cordierite Iolite

Datolite and Cordierite Iolite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
2.90-3.00
Conchoidal, Uneven
None
5-5.5
CaBSiO 4(OH)Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references
 
-
-
-
2.56-2.66
Uneven, ConchoidalWalter Schumann
Distinct
7-7.5
Mg 2Al 4Si 5O 18Ulrich Henn and Claudio C.

Datolite and Cordierite Iolite Chemical Formula

While comparing Datolite 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 Datolite and Cordierite Iolite chemical formula.

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Datolite and Cordierite Iolite Specific Gravity

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