Jeremejevite and Covellite Physical Properties

Jeremejevite

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

3.28-3.314.6-4.76

1 7.18

1.5 Fracture

Conchoidal, ConchoidalArthur Thomas, Gemstones (2009), Brittle

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

1.6 Cleavage

None observed

Perfect on {0001}

1.7 Mohs Hardness

6.5-7.5Not Available

2 10

1.8 Chemical Composition

Al 6B 5O 15(F,OH) 3Ulrich Henn and Claudio C.

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

Jeremejevite and Covellite Chemical Formula

While comparing Jeremejevite 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 Jeremejevite and Covellite chemical formula.

Chemical formula of Jeremejevite- Al 6B 5O 15(F,OH) 3Ulrich Henn and Claudio C.
Chemical formula of Covellite- CuSMichael OâDonoghue , Gems, Sixth edition (2006) More from other references

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Jeremejevite and Covellite Specific Gravity

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