Gahnite and Zircon Physical Properties

Gahnite

Zircon

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

4.00-4.623.93-4.73

1 7.18

1.5 Fracture

Conchoidal, Uneven

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Indistinct parting on [111]

{110} and {111}

1.7 Mohs Hardness

7.5-87.5

2 10

1.8 Chemical Composition

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

ZrSiO₄

Gahnite and Zircon Chemical Formula

While comparing Gahnite and Zircon 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 Gahnite and Zircon chemical formula.

Chemical formula of Gahnite- ZnAl 2O 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Zircon- ZrSiO₄

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Gahnite and Zircon Specific Gravity

Another important criteria for qualitative analysis of gemstones is Gahnite and Zircon Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Gahnite and Zircon Optical Properties during the identification of gemstone. Specific gravity of Gahnite is 3.93-4.73 whereas that of Zircon is 3.93-4.73.