Fibrolite and Benitoite Physical Properties

Fibrolite

Benitoite

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1 Physical Properties

1.1 Tenacity

Not Available

1.2 Solubility

Not Available

Insoluble: HCl

1.3 Durability

Not Available

1.4 Specific Gravity

3.14-3.253.61-3.68

1 7.18

1.5 Fracture

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

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Conchoidal, Brittle

1.6 Cleavage

Not Available

[10 1 1] poor

1.7 Mohs Hardness

6-76-6.5

2 10

1.8 Chemical Composition

Al 2SiO 5Arthur Thomas , Gemstones (2009)

BaTiSi 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Fibrolite and Benitoite Chemical Formula

While comparing Fibrolite and Benitoite 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 Benitoite chemical formula.

Chemical formula of Fibrolite- Al 2SiO 5Arthur Thomas , Gemstones (2009)
Chemical formula of Benitoite- BaTiSi 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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Fibrolite and Benitoite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Fibrolite and Benitoite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Fibrolite and Benitoite Optical Properties during the identification of gemstone. Specific gravity of Fibrolite is 3.61-3.68 whereas that of Benitoite is 3.61-3.68.