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Cuprite
Cuprite

White Opal
White Opal



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Cuprite
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White Opal

Cuprite and White Opal Physical Properties

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
 
-
-
-
1.98-2.50
Conchoidal
None
5.5-6.5
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)

Cuprite and White Opal Chemical Formula

While comparing Cuprite and White Opal 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 White Opal chemical formula.

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Cuprite and White Opal Specific Gravity

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