Amethyst and Weloganite Physical Properties

Amethyst

Weloganite

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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

2.653.20-3.22

1 7.18

1.5 Fracture

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

Conchoidal, Brittle

1.6 Cleavage

Indiscernible

Perfect on pseudo {0001}

1.7 Mohs Hardness

2 10

1.8 Chemical Composition

SiO₂

Not Available

Amethyst and Weloganite Chemical Formula

While comparing Amethyst and Weloganite 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 Weloganite chemical formula.

Chemical formula of Amethyst- SiO₂

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Amethyst and Weloganite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Amethyst and Weloganite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Amethyst and Weloganite Optical Properties during the identification of gemstone. Specific gravity of Amethyst is 3.20-3.22 whereas that of Weloganite is 3.20-3.22.