Amethyst and Imperial Topaz Physical Properties

Amethyst

Imperial Topaz

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

insoluble in common solvents

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

2.653.49-3.57

1 7.18

1.5 Fracture

Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)

Uneven

1.6 Cleavage

Indiscernible

Not Available

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

SiO₂

Not Available

Amethyst and Imperial Topaz Chemical Formula

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

Chemical formula of Amethyst- SiO₂

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Amethyst and Imperial Topaz Specific Gravity

Another important criteria for qualitative analysis of gemstones is Amethyst and Imperial Topaz Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amethyst and Imperial Topaz Optical Properties during the identification of gemstone. Specific gravity of Amethyst is 3.49-3.57 whereas that of Imperial Topaz is 3.49-3.57.