Covellite and Benitoite Physical Properties

Covellite

Benitoite

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1 Physical Properties

1.1 Tenacity

Flexible

Not Available

1.2 Solubility

Not Available

Insoluble: HCl

1.3 Durability

Not Available

1.4 Specific Gravity

4.6-4.763.61-3.68

1 7.18

1.5 Fracture

Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic

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

1.6 Cleavage

Perfect on {0001}

[10 1 1] poor

1.7 Mohs Hardness

Not Available6-6.5

2 10

1.8 Chemical Composition

CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references

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

Covellite and Benitoite Chemical Formula

While comparing Covellite 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 Covellite and Benitoite chemical formula.

Chemical formula of Covellite- CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references
Chemical formula of Benitoite- BaTiSi 3O 9Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Blue Gemstones

Covellite Vs Elbaite

Covellite Vs Fluorapatite

Covellite Vs Falcons Eye

Covellite and Benitoite Specific Gravity

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