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Nickeline
Nickeline

Opal
Opal



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Nickeline
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Opal

Nickeline and Opal Physical Properties

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Physical Properties

Tenacity

Solubility

Durability

Specific Gravity

Fracture

Cleavage

Mohs Hardness

Chemical Composition

 
Brittle
-
-
-9999
Conchoidal, Uneven
{1010} Imperfect, {0001} Imperfect
5-5.5
NiAs
 
BrittleWalter Schumann
hot salt water
-
1.98-2.25
Conchoidal
None
5-6.5
SiO2 · nH2O

Nickeline and Opal Chemical Formula

While comparing Nickeline and 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 Nickeline and Opal chemical formula.

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Nickeline and Opal Specific Gravity

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