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Glaucophane
Glaucophane

Gahnite
Gahnite



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Glaucophane
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Gahnite

Glaucophane and Gahnite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3-3.15
Conchoidal
Good on [110] and on [001]
6.0-6.5
[ ]Na2(Mg3Al2)Si8O22(OH)2
 
-
-
-
4.00-4.62
Conchoidal, Uneven
Indistinct parting on [111]
7.5-8
ZnAl 2O 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Glaucophane and Gahnite Chemical Formula

While comparing Glaucophane and Gahnite 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 Glaucophane and Gahnite chemical formula.

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Glaucophane and Gahnite Specific Gravity

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