Vesuvianite Idocrase and Sugilite Physical Properties

Vesuvianite Idocrase

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

3.25-3.502.69-2.79

1 7.18

1.5 Fracture

Uneven, Uneven, Gemstones of the world (2001) More from other references

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

1.6 Cleavage

Not Available

Poor on {0001}

1.7 Mohs Hardness

Not Available5.5-6.5

2 10

1.8 Chemical Composition

Ca 10Mg 2Al 4(SiO 4) 5(Si 2O 7) 2(OH) 4Ulrich Henn and Claudio C.

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

Vesuvianite Idocrase and Sugilite Chemical Formula

While comparing Vesuvianite Idocrase 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 Vesuvianite Idocrase and Sugilite chemical formula.

Chemical formula of Vesuvianite Idocrase- Ca 10Mg 2Al 4(SiO 4) 5(Si 2O 7) 2(OH) 4Ulrich Henn and Claudio C.
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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Vesuvianite Idocrase and Sugilite Specific Gravity

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