Starlite and Zircon Physical Properties

Starlite

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

3.91-4.73

3.93-4.73

1.5 Fracture

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

Not Available

{110} and {111}

1.7 Mohs Hardness

6.5-7.5

7.5

1.8 Chemical Composition

ZrSiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)

ZrSiO₄

Starlite and Zircon Chemical Formula

While comparing Starlite 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 Starlite and Zircon chemical formula.

Chemical formula of Starlite- ZrSiO 4Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Zircon- ZrSiO₄

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Starlite and Zircon Specific Gravity

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