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Peridot and Fire Opal Physical Properties


Fire Opal and Peridot Physical Properties


Physical Properties

Tenacity
Not Available   
Not Available   

Solubility
Not Available   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
1.54-1.55   
1.97-2.22   

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

Cleavage
Poor   
Not Available   

Mohs Hardness
6.5-7   
6-6.5   

Chemical Composition
(Mg,Fe)2SiO4   
SiO 2 · nH 2OWalter Schumann , Gemstones of the world (2001) More from other references   

Optical Properties >>
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Peridot and Fire Opal Chemical Formula

While comparing Peridot 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 Peridot and Fire Opal chemical formula.

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Peridot and Fire Opal Specific Gravity

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

Semi Precious

Semi Precious


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