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Opal
Opal

Hyacinth
Hyacinth



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Opal
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Hyacinth

Opal and Hyacinth 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
 
-
-
-
3.93-4.73
Conchoidal
Indiscernible
6.5-7.5
ZrSiO 4Michael O’Donoghue , Gems, Sixth Edition (2006)

Opal and Hyacinth Chemical Formula

While comparing Opal and Hyacinth 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 Hyacinth chemical formula.

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Opal and Hyacinth Specific Gravity

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