Realgar and Zircon Physical Properties

Realgar

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

3.563.93-4.73

1 7.18

1.5 Fracture

(e.g. graphite).

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

{010} Good

{110} and {111}

1.7 Mohs Hardness

Not Available7.5

2 10

1.8 Chemical Composition

AsSMichael OâDonoghue , Gems, Sixth Edition (2006)

ZrSiO₄

Realgar and Zircon Chemical Formula

While comparing Realgar 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 Realgar and Zircon chemical formula.

Chemical formula of Realgar- AsSMichael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Zircon- ZrSiO₄

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Realgar and Zircon Specific Gravity

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