Ekanite and Gahnite Physical Properties

Ekanite

Gahnite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.28-3.324.00-4.62

1 7.18

1.5 Fracture

Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Uneven

Conchoidal, Uneven

1.6 Cleavage

{101} Distinct

Indistinct parting on [111]

1.7 Mohs Hardness

6-6.57.5-8

2 10

1.8 Chemical Composition

ThCa 2Si 8O 20Walter Schumann , Gemstones of the world (2001) More from other references

ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)

Ekanite and Gahnite Chemical Formula

While comparing Ekanite 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 Ekanite and Gahnite chemical formula.

Chemical formula of Ekanite- ThCa 2Si 8O 20Walter Schumann , Gemstones of the world (2001) More from other references
Chemical formula of Gahnite- ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)

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Ekanite and Gahnite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Ekanite and Gahnite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Ekanite and Gahnite Optical Properties during the identification of gemstone. Specific gravity of Ekanite is 4.00-4.62 whereas that of Gahnite is 4.00-4.62.