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Covellite
Covellite

Scheelite
Scheelite



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Covellite
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Scheelite

Covellite and Scheelite Physical Properties

1 Physical Properties
1.1 Tenacity
Flexible
Brittle
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
4.6-4.765.9-6.3
Amber
1 7.18
1.5 Fracture
Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic
Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references, Uneven
1.6 Cleavage
Perfect on {0001}
On {101}, distinct; on {112}, interrupted; on {001}, indistinct
1.7 Mohs Hardness
Not Available4.5-5
Amber
2 10
1.8 Chemical Composition
CuSMichael O’Donoghue , Gems, Sixth edition (2006) More from other references
CaWO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Covellite and Scheelite Chemical Formula

While comparing Covellite and Scheelite 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 Scheelite chemical formula.

  • Chemical formula of Covellite- CuSMichael O’Donoghue , Gems, Sixth edition (2006) More from other references
  • Chemical formula of Scheelite- CaWO 4Michael O’Donoghue , Gems, Sixth Edition (2006) More from other references

Covellite and Scheelite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Covellite and Scheelite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Covellite and Scheelite Optical Properties during the identification of gemstone. Specific gravity of Covellite is 5.9-6.3 whereas that of Scheelite is 5.9-6.3.