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Opal
Opal

Labradorite
Labradorite



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Opal
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Labradorite

Opal and Labradorite 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
 
-
-
-
2.69-2.72
Uneven, Conchoidal
Perfect on {001}, less perfect on {010}, intersecting at near 90°; distinct on {110}
6-6.5
(Na,Ca)1-2Si3-2O8

Opal and Labradorite Chemical Formula

While comparing Opal and Labradorite 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 Labradorite chemical formula.

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Opal and Labradorite Specific Gravity

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