Imperial Topaz and Polyhalite Physical Properties

Imperial Topaz

Polyhalite

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1 Physical Properties

1.1 Tenacity

Not Available

Brittle

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

3.49-3.572.78

1 7.18

1.5 Fracture

Uneven

Conchoidal, Brittle

1.6 Cleavage

Not Available

Perfect on {10 1 }; parting on {010}

1.7 Mohs Hardness

83.5

2 10

1.8 Chemical Composition

Not Available

Imperial Topaz and Polyhalite Chemical Formula

While comparing Imperial Topaz and Polyhalite 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 Polyhalite chemical formula.

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Imperial Topaz and Polyhalite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Imperial Topaz and Polyhalite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Imperial Topaz and Polyhalite Optical Properties during the identification of gemstone. Specific gravity of Imperial Topaz is 2.78 whereas that of Polyhalite is 2.78.