Kurnakovite and Amethyst Physical Properties

Kurnakovite

Amethyst

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Soluble

insoluble in common solvents

1.3 Durability

Not Available

1.4 Specific Gravity

1.847-1.8522.65

1 7.18

1.5 Fracture

Brittle, Conchoidal

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

1.6 Cleavage

Poor to indistinct on {010}

Indiscernible

1.7 Mohs Hardness

2-37

2 10

1.8 Chemical Composition

Not Available

SiO₂

Kurnakovite and Amethyst Chemical Formula

While comparing Kurnakovite and Amethyst 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 Kurnakovite and Amethyst chemical formula.

Chemical formula of Amethyst- SiO₂

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Kurnakovite and Amethyst Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kurnakovite and Amethyst Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kurnakovite and Amethyst Optical Properties during the identification of gemstone. Specific gravity of Kurnakovite is 2.65 whereas that of Amethyst is 2.65.