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Opal
Opal

Xonotlite
Xonotlite



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Opal
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Xonotlite

Opal and Xonotlite Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
BrittleWalter Schumann
hot salt water
-
1.98-2.25
Conchoidal
None
5-6.5
SiO2 · nH2O
 
-
-
-
2.71-2.72
Fibrous
{???} Good
6-6.5
Ca 6Si 6O 17(OH) 2Michael O’Donoghue , Gems, Sixth Edition (2006)

Opal and Xonotlite Chemical Formula

While comparing Opal and Xonotlite 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 Opal and Xonotlite chemical formula.

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Opal and Xonotlite Specific Gravity

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