Enstatite and Covellite Physical Properties

Enstatite

Covellite

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1 Physical Properties

1.1 Tenacity

Brittle

Flexible

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.20-3.254.6-4.76

1 7.18

1.5 Fracture

Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Metallic

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

1.6 Cleavage

Good/distinct on [210]

Perfect on {0001}

1.7 Mohs Hardness

5.5Not Available

2 10

1.8 Chemical Composition

Mg 2Si 2O 6Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Enstatite and Covellite Chemical Formula

While comparing Enstatite and Covellite 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 Enstatite and Covellite chemical formula.

Chemical formula of Enstatite- Mg 2Si 2O 6Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references
Chemical formula of Covellite- CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references

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Enstatite and Covellite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Enstatite and Covellite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Enstatite and Covellite Optical Properties during the identification of gemstone. Specific gravity of Enstatite is 4.6-4.76 whereas that of Covellite is 4.6-4.76.