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Cinnabar and Precious Opal Physical Properties


Precious Opal and Cinnabar Physical Properties


Physical Properties

Tenacity
Slightly sectile   
Not Available   

Solubility
1.04 x 10−25 g per 100 ml water (Ksp at 25°C = 2 x 10−32)   
Not Available   

Durability
Not Available   
Not Available   

Specific Gravity
2   
1.98-2.25   

Fracture
Uneven, Uneven, Gemstones (2009), Brittle   
Conchoidal, Conchoidal, Gemstones of the world (2001) More from other references   

Cleavage
Prismatic {10 1 0}, perfect   
Not Available   

Mohs Hardness
2-2.5   
5-6.5   

Chemical Composition
HgSMichael O’Donoghue , Gems, Sixth Edition (2006) More from other references   
SiO 2 · nH 2OGemdat.org , Management Team (2012)   

Optical Properties >>
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Cinnabar and Precious Opal Chemical Formula

While comparing Cinnabar 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 Cinnabar and Precious Opal chemical formula.

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Cinnabar and Precious Opal Specific Gravity

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

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Red Gemstones


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