Covellite and Cerussite Physical Properties

Covellite

Cerussite

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1 Physical Properties

1.1 Tenacity

Flexible

Not Available

1.2 Solubility

Not Available

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

4.6-4.766.46-6.57

1 7.18

1.5 Fracture

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

Uneven, Uneven, ConchoidalWalter Schumann, Gemstones of the world (2001) More from other references, Brittle, Conchoidal

1.6 Cleavage

Perfect on {0001}

Good [110] and [021]

1.7 Mohs Hardness

Not Available3-3.5

2 10

1.8 Chemical Composition

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

PbCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Covellite and Cerussite Chemical Formula

While comparing Covellite and Cerussite 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 Cerussite chemical formula.

Chemical formula of Covellite- CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references
Chemical formula of Cerussite- PbCO 3Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Blue Gemstones

Covellite Vs Fluorapatite

Covellite Vs Falcons Eye

Covellite Vs Elbaite

Covellite and Cerussite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Covellite and Cerussite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Covellite and Cerussite Optical Properties during the identification of gemstone. Specific gravity of Covellite is 6.46-6.57 whereas that of Cerussite is 6.46-6.57.