Kunzite and Sugilite Physical Properties

Kunzite

Sugilite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.15-3.21

2.69-2.79

1.5 Fracture

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

ConchoidalArthur Thomas, Gemstones (2009), ConchoidalArthur Thomas, Gemstones (2009)

1.6 Cleavage

1,2 prismatic

Poor on {0001}

1.7 Mohs Hardness

6-7

5.5-6.5

1.8 Chemical Composition

LiAlSi₂O₆

KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Kunzite and Sugilite Chemical Formula

While comparing Kunzite and Sugilite 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 Sugilite chemical formula.

Chemical formula of Kunzite- LiAlSi₂O₆
Chemical formula of Sugilite- KNa 2(Fe3+ ,Mn3+ ,Al) 2Li 3Si 12O 30Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Kunzite and Sugilite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Kunzite and Sugilite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Kunzite and Sugilite Optical Properties during the identification of gemstone. Specific gravity of Kunzite is 2.69-2.79 whereas that of Sugilite is 2.69-2.79.