Covellite and Friedelite Physical Properties

Covellite

Friedelite

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1 Physical Properties

1.1 Tenacity

Flexible

Not Available

1.2 Solubility

Not Available

1.3 Durability

Not Available

1.4 Specific Gravity

4.6-4.763.06-3.19

1 7.18

1.5 Fracture

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

UnevenArthur Thomas, Gemstones (2009) Tough, UnevenArthur Thomas, Gemstones (2009) Tough, Brittle, Uneven

1.6 Cleavage

Perfect on {0001}

{010} Perfect

1.7 Mohs Hardness

Not Available4-5

2 10

1.8 Chemical Composition

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

Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

Covellite and Friedelite Chemical Formula

While comparing Covellite and Friedelite 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 Friedelite chemical formula.

Chemical formula of Covellite- CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references
Chemical formula of Friedelite- Mn 8Si 6O 15(OH,Cl) 10Ulrich Henn and Claudio C.

Compare Blue Gemstones

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Covellite Vs Elbaite

Covellite Vs Fluorapatite

Covellite and Friedelite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Covellite and Friedelite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Covellite and Friedelite Optical Properties during the identification of gemstone. Specific gravity of Covellite is 3.06-3.19 whereas that of Friedelite is 3.06-3.19.