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Opal and Hauyne Physical Properties


Hauyne and Opal Physical Properties


Physical Properties

Tenacity
BrittleWalter Schumann   
Brittle   

Solubility
hot salt water   
Gelatinises in acids   

Durability
Not Available   
Not Available   

Specific Gravity
1.98-2.25   
2.4-2.5   

Fracture
Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references, Brittle   
Uneven, Conchoidal, Brittle   

Cleavage
None   
Distinct on {110}   

Mohs Hardness
5-6.5   
5-6   

Chemical Composition
SiO2 · nH2O   
(Na,Ca)4-8Al6Si6(O,S)24(SO4,Cl)1-2   

Optical Properties >>
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Opal and Hauyne Chemical Formula

While comparing Opal and Hauyne 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 Hauyne chemical formula.

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Opal and Hauyne Specific Gravity

Another important criteria for qualitative analysis of gemstones is Opal and Hauyne Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Opal and Hauyne Optical Properties during the identification of gemstone. Specific gravity of Opal is 2.4-2.5 whereas that of Hauyne is 2.4-2.5.

Semi Precious

Semi Precious


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