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Andradite Garnet
Andradite Garnet

Covellite
Covellite



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Andradite Garnet
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Covellite

Andradite Garnet 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
3.8-3.94.6-4.76
Amber
1 7.18
1.5 Fracture
Not Available
Gemstones (2009), UnevenArthur Thomas, Gemstones (2009), Brittle, Metallic
1.6 Cleavage
None
Perfect on {0001}
1.7 Mohs Hardness
6.5-7.5Not Available
Amber
2 10
1.8 Chemical Composition
Ca3Fe3+2Si3O12
CuSMichael O’Donoghue , Gems, Sixth edition (2006) More from other references

Andradite Garnet and Covellite Chemical Formula

While comparing Andradite Garnet 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 Andradite Garnet and Covellite chemical formula.

  • Chemical formula of Andradite Garnet- Ca3Fe3+2Si3O12
  • Chemical formula of Covellite- CuSMichael O’Donoghue , Gems, Sixth edition (2006) More from other references

Andradite Garnet and Covellite Specific Gravity

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