Hureaulite and Covellite Physical Properties

Hureaulite

Covellite

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1 Physical Properties

1.1 Tenacity

Not Available

Flexible

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

3.194.6-4.76

1 7.18

1.5 Fracture

Brittle, Uneven

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

1.6 Cleavage

{???} Distinct

Perfect on {0001}

1.7 Mohs Hardness

3.5Not Available

2 10

1.8 Chemical Composition

Mn2+5(PO 4) 2(PO 3OH) 2 · 4H 2O)Michael OâDonoghue , Gems, Sixth Edition (2006)

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

Hureaulite and Covellite Chemical Formula

While comparing Hureaulite 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 Hureaulite and Covellite chemical formula.

Chemical formula of Hureaulite- Mn2+5(PO 4) 2(PO 3OH) 2 · 4H 2O)Michael OâDonoghue , Gems, Sixth Edition (2006)
Chemical formula of Covellite- CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references

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Hureaulite and Covellite Specific Gravity

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