Clinohumite and Covellite Physical Properties

Clinohumite

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

3.13-3.754.6-4.76

1 7.18

1.5 Fracture

Subconchoidal, Uneven, ConchoidalArthur Thomas, Gemstones (2009), Brittle, Conchoidal

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

1.6 Cleavage

Poor on {100}

Perfect on {0001}

1.7 Mohs Hardness

6Not Available

2 10

1.8 Chemical Composition

(Mg,Fe2+ ) 9(SiO 4) 4(F,OH)) 2Michael OâDonoghue , Gems, Sixth Edition (2006) More from other references

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

Clinohumite and Covellite Chemical Formula

While comparing Clinohumite 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 Clinohumite and Covellite chemical formula.

Chemical formula of Clinohumite- (Mg,Fe2+ ) 9(SiO 4) 4(F,OH)) 2Michael 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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Clinohumite and Covellite Specific Gravity

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