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Covellite
Covellite

Pearl
Pearl



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Covellite
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Pearl

Covellite and Pearl Physical Properties

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1 Physical Properties
1.1 Tenacity
Flexible
Not Available
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
4.6-4.762.60-2.85
Amber
1 7.18
1.5 Fracture
Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic
Gemstones of the world (2001), UnevenWalter Schumann, Gemstones of the world (2001)
1.6 Cleavage
Perfect on {0001}
none
1.7 Mohs Hardness
Not Available2.5-4.5
Amber
2 10
1.8 Chemical Composition
CuSMichael O’Donoghue , Gems, Sixth edition (2006) More from other references
Not Available

Covellite and Pearl Chemical Formula

While comparing Covellite and Pearl 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 Pearl chemical formula.

  • Chemical formula of Covellite- CuSMichael O’Donoghue , Gems, Sixth edition (2006) More from other references
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Covellite and Pearl Specific Gravity

Another important criteria for qualitative analysis of gemstones is Covellite and Pearl Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Covellite and Pearl Optical Properties during the identification of gemstone. Specific gravity of Covellite is 2.60-2.85 whereas that of Pearl is 2.60-2.85.