Sogdianite and Sugilite Physical Properties

Sogdianite

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

2.77-2.902.69-2.79

1 7.18

1.5 Fracture

Not Available

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

1.6 Cleavage

{0001} Perfect

Poor on {0001}

1.7 Mohs Hardness

75.5-6.5

2 10

1.8 Chemical Composition

(K,Na) 2(Li,Fe) 3(Zr,Ti,Fe)Si 12O 30Ulrich Henn and Claudio C.

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

Sogdianite and Sugilite Chemical Formula

While comparing Sogdianite 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 Sogdianite and Sugilite chemical formula.

Chemical formula of Sogdianite- (K,Na) 2(Li,Fe) 3(Zr,Ti,Fe)Si 12O 30Ulrich 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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Sogdianite and Sugilite Specific Gravity

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