Zircon and Steatite Physical Properties

Zircon

Steatite

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1 Physical Properties

1.1 Tenacity

Brittle

Not Available

1.2 Solubility

insoluble

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.93-4.732.20-2.80

1 7.18

1.5 Fracture

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

Not Available

1.6 Cleavage

{110} and {111}

Not Available

1.7 Mohs Hardness

7.5Not Available

2 10

1.8 Chemical Composition

ZrSiO₄

Mg 3Si 4O 10(OH) 2Gemdat.org , Management Team (2012)

Zircon and Steatite Chemical Formula

While comparing Zircon and Steatite 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 Zircon and Steatite chemical formula.

Chemical formula of Zircon- ZrSiO₄
Chemical formula of Steatite- Mg 3Si 4O 10(OH) 2Gemdat.org , Management Team (2012)

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Zircon and Steatite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Zircon and Steatite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Zircon and Steatite Optical Properties during the identification of gemstone. Specific gravity of Zircon is 2.20-2.80 whereas that of Steatite is 2.20-2.80.