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Quartz Smoky and Precious Opal Physical Properties


Precious Opal and Quartz Smoky Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
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Not Available   

Durability
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Not Available   

Specific Gravity
Not Available   
1.98-2.25   

Fracture
Not Available   
Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references   

Cleavage
Not Available   
Not Available   

Mohs Hardness
7   
5-6.5   

Chemical Composition
Not Available   
SiO 2 · nH 2OGemdat.org , Management Team (2012)   

Optical Properties >>
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Quartz Smoky and Precious Opal Chemical Formula

While comparing Quartz Smoky and Precious 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 Quartz Smoky and Precious Opal chemical formula.

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Quartz Smoky and Precious Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Quartz Smoky and Precious Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Quartz Smoky and Precious Opal Optical Properties during the identification of gemstone. Specific gravity of Quartz Smoky is 1.98-2.25 whereas that of Precious Opal is 1.98-2.25.

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Gems for Sagittarius


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