Sugilite and Kurnakovite Physical Properties

Sugilite

Kurnakovite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Soluble

1.3 Durability

Not Available

1.4 Specific Gravity

2.69-2.791.847-1.852

1 7.18

1.5 Fracture

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

Brittle, Conchoidal

1.6 Cleavage

Poor on {0001}

Poor to indistinct on {010}

1.7 Mohs Hardness

5.5-6.52-3

2 10

1.8 Chemical Composition

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

Not Available

Sugilite and Kurnakovite Chemical Formula

While comparing Sugilite and Kurnakovite 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 Sugilite and Kurnakovite chemical formula.

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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Sugilite and Kurnakovite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Sugilite and Kurnakovite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Sugilite and Kurnakovite Optical Properties during the identification of gemstone. Specific gravity of Sugilite is 1.847-1.852 whereas that of Kurnakovite is 1.847-1.852.