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Topazolite
Topazolite

Gahnite
Gahnite



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Topazolite
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Gahnite

Topazolite and Gahnite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
3.70-4.10
Conchoidal
Indistinct
6.5-7
Ca 3Fe 2(SiO 4) 3Arthur Thomas , Gemstones (2009)
 
-
-
-
4.00-4.62
Conchoidal, Uneven
Indistinct parting on [111]
7.5-8
ZnAl 2O 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Topazolite and Gahnite Chemical Formula

While comparing Topazolite 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 Topazolite and Gahnite chemical formula.

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Topazolite and Gahnite Specific Gravity

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