Hiddenite and Sugilite Physical Properties

Hiddenite

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

3.15-3.212.69-2.79

1 7.18

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

6-75.5-6.5

2 10

1.8 Chemical Composition

LiAlSi₂O₆

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

Hiddenite and Sugilite Chemical Formula

While comparing Hiddenite 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 Hiddenite and Sugilite chemical formula.

Chemical formula of Hiddenite- 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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Hiddenite and Sugilite Specific Gravity

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