Fibrolite and Sugilite Physical Properties

Fibrolite

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

3.14-3.25

2.69-2.79

1.5 Fracture

Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)

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

1.6 Cleavage

Not Available

Poor on {0001}

1.7 Mohs Hardness

6-7

5.5-6.5

1.8 Chemical Composition

Al 2SiO 5Arthur Thomas , Gemstones (2009)

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

Fibrolite and Sugilite Chemical Formula

While comparing Fibrolite 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 Fibrolite and Sugilite chemical formula.

Chemical formula of Fibrolite- Al 2SiO 5Arthur Thomas , Gemstones (2009)
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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Fibrolite and Sugilite Specific Gravity

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