Rossmanite and Zircon Physical Properties

Rossmanite

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

33.93-4.73

1 7.18

1.5 Fracture

Brittle, Metallic

Conchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

None

{110} and {111}

1.7 Mohs Hardness

Not Available7.5

2 10

1.8 Chemical Composition

◻(LiAl 2)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)

ZrSiO₄

Rossmanite and Zircon Chemical Formula

While comparing Rossmanite 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 Rossmanite and Zircon chemical formula.

Chemical formula of Rossmanite- ◻(LiAl 2)Al 6(Si 6O 18)(BO 3) 3(OH) 3(OH)Gemdat.org , Management Team (2012)
Chemical formula of Zircon- ZrSiO₄

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Rossmanite and Zircon Specific Gravity

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