Kunzite and Emerald Physical Properties

Kunzite

Emerald

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

Hard

1.4 Specific Gravity

3.15-3.21

2.67-2.78

1.5 Fracture

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

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

1.6 Cleavage

1,2 prismatic

Imperfect on the [0001]

1.7 Mohs Hardness

6-7

7.5-8

1.8 Chemical Composition

LiAlSi₂O₆

Be₃Al₂SiO₆

Kunzite and Emerald Chemical Formula

While comparing Kunzite and Emerald 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 Emerald chemical formula.

Chemical formula of Kunzite- LiAlSi₂O₆
Chemical formula of Emerald- Be₃Al₂SiO₆

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Kunzite and Emerald Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kunzite and Emerald Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kunzite and Emerald Optical Properties during the identification of gemstone. Specific gravity of Kunzite is 2.67-2.78 whereas that of Emerald is 2.67-2.78.