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Cuprite
Cuprite

Kainite
Kainite



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Cuprite and Kainite Physical Properties

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1 Physical Properties
1.1 Tenacity
Brittle
Brittle
1.2 Solubility
Not Available
Soluble
1.3 Durability
Not Available
Not Available
1.4 Specific Gravity
5.85-6.15
2.15
1.5 Fracture
Conchoidal, Metallic, UnevenArthur Thomas, Gemstones (2009), Brittle, Conchoidal
Splintery, Conchoidal, Brittle
1.6 Cleavage
Fair in four directions forming octahedrons
{001}, perfect
1.7 Mohs Hardness
3.5-4
2.5-3
1.8 Chemical Composition
Cu 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
Not Available

Cuprite and Kainite Chemical Formula

While comparing Cuprite and Kainite 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 Cuprite and Kainite chemical formula.

  • Chemical formula of Cuprite- Cu 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
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Cuprite and Kainite Specific Gravity

Another important criteria for qualitative analysis of gemstones is Cuprite and Kainite Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Cuprite and Kainite Optical Properties during the identification of gemstone. Specific gravity of Cuprite is 2.15 whereas that of Kainite is 2.15.