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White Opal
White Opal
☒

Villiaumite
Villiaumite
☒



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White Opal
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Villiaumite

White Opal and Villiaumite Physical Properties

Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
1.98-2.50
Conchoidal
None
5.5-6.5
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
 
-
-
-
2.79
-
{100} Perfect, {010} Perfect, {001} Perfect
2
NaFUlrich Henn and Claudio C.

White Opal and Villiaumite Chemical Formula

While comparing White Opal and Villiaumite 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 White Opal and Villiaumite chemical formula.

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White Opal and Villiaumite Specific Gravity

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