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Wood Opal
Wood Opal

Violane
Violane



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Wood Opal
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Violane

Wood Opal and Violane Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
-
-
-
1.98-2.50
-
None
5.5-6.5
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001)
 
-
-
-
3.22-3.40
Conchoidal
Perfect
5-6
(Ca,Mg,Mn)SiO 3Gemdat.org , Management Team (2012)

Wood Opal and Violane Chemical Formula

While comparing Wood Opal and Violane 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 Wood Opal and Violane chemical formula.

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Wood Opal and Violane Specific Gravity

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