Covellite and Cassiterite Physical Properties

Covellite

Cassiterite

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1 Physical Properties

1.1 Tenacity

Flexible

Brittle

1.2 Solubility

Not Available

insoluble

1.3 Durability

Not Available

1.4 Specific Gravity

4.6-4.766.86-7.03

1 7.18

1.5 Fracture

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

Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Irregular

1.6 Cleavage

Perfect on {0001}

{100} imperfect, {110} indistinct; partings on {111} or {011}

1.7 Mohs Hardness

Not Available6-7

2 10

1.8 Chemical Composition

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

SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Covellite and Cassiterite Chemical Formula

While comparing Covellite and Cassiterite 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 Cassiterite chemical formula.

Chemical formula of Covellite- CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references
Chemical formula of Cassiterite- SnO 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

Compare Blue Gemstones

Covellite Vs Elbaite

Covellite Vs Fluorapatite

Covellite Vs Falcons Eye

Covellite and Cassiterite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Covellite and Cassiterite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Covellite and Cassiterite Optical Properties during the identification of gemstone. Specific gravity of Covellite is 6.86-7.03 whereas that of Cassiterite is 6.86-7.03.