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Viridine
Viridine

Covellite
Covellite



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Viridine
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Viridine and Covellite Physical Properties

1 Physical Properties
1.1 Tenacity
Not Available
Flexible
1.2 Solubility
Not Available
Not Available
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
3.05-3.21
4.6-4.76
1.5 Fracture
UnevenArthur Thomas, Gemstones (2009), UnevenArthur Thomas, Gemstones (2009)
Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic
1.6 Cleavage
Not Available
Perfect on {0001}
1.7 Mohs Hardness
7-7.5
Not Available
1.8 Chemical Composition
(Al,Mn3+ ) 2SiO 4OGemdat.org , Management Team (2012)
CuSMichael O’Donoghue , Gems, Sixth edition (2006) More from other references

Viridine and Covellite Chemical Formula

While comparing Viridine 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 Viridine and Covellite chemical formula.

  • Chemical formula of Viridine- (Al,Mn3+ ) 2SiO 4OGemdat.org , Management Team (2012)
  • Chemical formula of Covellite- CuSMichael O’Donoghue , Gems, Sixth edition (2006) More from other references

Viridine and Covellite Specific Gravity

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