Kunzite and Amethyst Physical Properties

Kunzite

Amethyst

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

insoluble in common solvents

1.3 Durability

Not Available

1.4 Specific Gravity

3.15-3.21

2.65

1.5 Fracture

Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)

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

1.6 Cleavage

1,2 prismatic

Indiscernible

1.7 Mohs Hardness

6-7

1.8 Chemical Composition

LiAlSi₂O₆

SiO₂

Kunzite and Amethyst Chemical Formula

While comparing Kunzite 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 Kunzite and Amethyst chemical formula.

Chemical formula of Kunzite- LiAlSi₂O₆
Chemical formula of Amethyst- SiO₂

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Kunzite and Amethyst Specific Gravity

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