Imperial Topaz and Zoisite Physical Properties

Imperial Topaz

Zoisite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.49-3.573.20-3.50

1 7.18

1.5 Fracture

Uneven

Uneven, Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Even

1.6 Cleavage

Not Available

Perfect {010} imperfect {100}

1.7 Mohs Hardness

86-7

2 10

1.8 Chemical Composition

Not Available

Ca₂Al₃(SiO₄)₃(OH)

Imperial Topaz and Zoisite Chemical Formula

While comparing Imperial Topaz and Zoisite 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 Imperial Topaz and Zoisite chemical formula.

Chemical formula of Zoisite- Ca₂Al₃(SiO₄)₃(OH)

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Imperial Topaz and Zoisite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Imperial Topaz and Zoisite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Imperial Topaz and Zoisite Optical Properties during the identification of gemstone. Specific gravity of Imperial Topaz is 3.20-3.50 whereas that of Zoisite is 3.20-3.50.