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Smoky Quartz and Fire Opal Physical Properties


Fire Opal and Smoky Quartz Physical Properties


Physical Properties

Tenacity
Brittle   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2.65   
1.97-2.22   

Fracture
Conchoidal, ConchoidalWalter Schumann, Gemstones of the world (2001)   
Conchoidal, Conchoidal, Gemstones of the world (2001)   

Cleavage
{0110} Indistinct   
Not Available   

Mohs Hardness
7   
6-6.5   

Chemical Composition
SiO2   
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001) More from other references   

Optical Properties >>
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Smoky Quartz and Fire Opal Chemical Formula

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

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Smoky Quartz and Fire Opal Specific Gravity

Another important criteria for qualitative analysis of gemstones is Smoky Quartz and Fire Opal Specific gravity. Specific gravity is the relative density of a gemstone compared with respect to density of water. Gemologists use Smoky Quartz and Fire Opal Optical Properties during the identification of gemstone. Specific gravity of Smoky Quartz is 1.97-2.22 whereas that of Fire Opal is 1.97-2.22.

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