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Cuprite
Cuprite

Star Ruby
Star Ruby



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Cuprite
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Star Ruby

Cuprite and Star Ruby Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
5.85-6.15
Conchoidal
Fair in four directions forming octahedrons
3.5-4
Cu 2OMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references
 
-
-
-
3.95-4.10
Uneven
None
-9999
Al 2O 3Michael O’Donoghue , Gems, Sixth Edition (2006)

Cuprite and Star Ruby Chemical Formula

While comparing Cuprite and Star Ruby 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 Star Ruby chemical formula.

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Cuprite and Star Ruby Specific Gravity

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