Amethyst and Tigers Eye Physical Properties

Amethyst

Tigers Eye

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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

2.652.58-2.64

1 7.18

1.5 Fracture

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

Gems, Sixth Edition (2006)

1.6 Cleavage

Indiscernible

1.7 Mohs Hardness

76.5-7

2 10

1.8 Chemical Composition

SiO₂

Amethyst and Tigers Eye Chemical Formula

While comparing Amethyst and Tigers Eye 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 Tigers Eye chemical formula.

Chemical formula of Amethyst- SiO₂
Chemical formula of Tigers Eye- SiO₂

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Amethyst and Tigers Eye Specific Gravity

Another important criteria for qualitative analysis of gemstones is Amethyst and Tigers Eye Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amethyst and Tigers Eye Optical Properties during the identification of gemstone. Specific gravity of Amethyst is 2.58-2.64 whereas that of Tigers Eye is 2.58-2.64.